Form N-Q

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549

FORM N-Q


QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

Investment Company Act file number         811-09297         

        Nuveen Dividend Advantage Municipal Fund         
(Exact name of registrant as specified in charter)


        333 West Wacker Drive, Chicago, Illinois 60606         
(Address of principal executive offices) (Zip code)


Jessica R. Droeger—Vice President and Secretary
        333 West Wacker Drive, Chicago, Illinois 60606         
(Name and address of agent for service)

Registrant's telephone number, including area code:         312-917-7700        

Date of fiscal year end:            10/31          

Date of reporting period:          1/31/06         

Form N-Q is to be used by management investment companies, other than small business investment companies registered on Form N-5 (§§ 239.24 and 274.5 of this chapter), to file reports with the Commission, not later than 60 days after the close of the first and third fiscal quarters, pursuant to rule 30b1-5 under the Investment Company Act of 1940 (17 CFR 270.30b1-5). The Commission may use the information provided on Form N-Q in its regulatory, disclosure review, inspection, and policymaking roles.

A registrant is required to disclose the information specified by Form N-Q, and the Commission will make this information public. A registrant is not required to respond to the collection of information contained in Form N-Q unless the Form displays a currently valid Office of Management and Budget (“OMB”) control number. Please direct comments concerning the accuracy of the information collection burden estimate and any suggestions for reducing the burden to the Secretary, Securities and Exchange Commission, 450 Fifth Street, NW, Washington, DC 20549-0609. The OMB has reviewed this collection of information under the clearance requirements of 44 U.S.C. § 3507.

Item 1. Schedule of Investments

  Portfolio of Investments (Unaudited)
Nuveen Dividend Advantage Municipal Fund (NAD)
January 31, 2006

        Optional         
Principal        Call         
Amount (000)    Description (1)    Provisions (2)    Ratings (3)    Value 
    Alabama – 0.3% (0.2% of Total Investments)             
$      1,500    Alabama 21st Century Authority, Tobacco Settlement Revenue Bonds, Series 2000, 5.750%, 12/01/20    6/10 at 102.00    A–   $    1,574,835 
    Alaska – 0.1% (0.1% of Total Investments)             
750    Alaska Housing Finance Corporation, General Housing Purpose Bonds, Series 2005A, 5.250%,    12/14 at 100.00    AAA    793,665 
     12/01/34 – FGIC Insured             
    California – 2.7% (1.8% of Total Investments)             
1,535    Alameda Corridor Transportation Authority, California, Senior Lien Revenue Bonds, Series    No Opt. Call    AAA    333,970 
     1999A, 0.000%, 10/01/37 – MBIA Insured             
200    California, General Obligation Bonds, Series 1997, 5.000%, 10/01/18 – AMBAC Insured    10/07 at 101.00    AAA    206,958 
    California, General Obligation Bonds, Series 1997:             
2,195     5.000%, 10/01/18 (Pre-refunded 10/01/07) – AMBAC Insured    10/07 at 101.00    AAA    2,278,432 
210     5.000%, 10/01/18 (Pre-refunded 10/01/07) – AMBAC Insured    10/07 at 101.00    AAA    217,982 
5,000    California, General Obligation Bonds, Series 2005, 5.000%, 3/01/31    3/16 at 100.00    A    5,178,100 
3,500    Golden State Tobacco Securitization Corporation, California, Tobacco Settlement Asset-Backed    No Opt. Call    AAA    1,335,740 
     Revenue Bonds, Series 2005A, 0.000%, 6/01/26 – FSA Insured             
2,475    Los Angeles Department of Water and Power, California, Power System Revenue Bonds, Series    7/06 at 100.00    AA–    2,489,578 
     2001A-3, 5.375%, 7/01/20             
17,000    San Joaquin Hills Transportation Corridor Agency, Orange County, California, Toll Road Revenue    No Opt. Call    AAA    4,225,350 
     Refunding Bonds, Series 1997A, 0.000%, 1/15/35 – MBIA Insured             
32,115    Total California            16,266,110 
    Colorado – 3.6% (2.5% of Total Investments)             
3,205    Denver City and County, Colorado, Airport Special Facilities Revenue Bonds, Rental Car    1/09 at 101.00    AAA    3,424,254 
     Projects, Series 1999A, 6.000%, 1/01/12 – MBIA Insured (Alternative Minimum Tax)             
10,250    Denver City and County, Colorado, Airport System Revenue Bonds, Series 1996D, 5.500%, 11/15/25    11/06 at 101.00    AAA    10,501,740 
     – MBIA Insured             
2,950    Denver Convention Center Hotel Authority, Colorado, Senior Revenue Bonds, Convention Center    12/13 at 100.00    AAA    3,092,928 
     Hotel, Series 2003A, 5.000%, 12/01/22 – XLCA Insured             
1,475    Denver, Colorado, FHA-Insured Multifamily Housing Revenue Bonds, Boston Lofts Project, Series    10/07 at 102.00    AAA    1,512,775 
     1997A, 5.750%, 10/01/27 (Alternative Minimum Tax)             
8,515    E-470 Public Highway Authority, Colorado, Senior Revenue Bonds, Series 1997B, 0.000%, 9/01/25    No Opt. Call    AAA    3,416,473 
     – MBIA Insured             
26,395    Total Colorado            21,948,170 
    Connecticut – 0.4% (0.3% of Total Investments)             
2,700    Connecticut Development Authority, Health Facilities Revenue Refunding Bonds, Alzheimer’s    2/06 at 101.00    N/R    2,717,145 
     Resource Center of Connecticut Inc., Series 1994A, 7.125%, 8/15/14             
    District of Columbia – 0.9% (0.6% of Total Investments)             
5,000    Washington Convention Center Authority, District of Columbia, Senior Lien Dedicated Tax    10/08 at 101.00    AAA    5,257,750 
     Revenue Bonds, Series 1998, 5.250%, 10/01/13 – AMBAC Insured             
    Florida – 8.0% (5.4% of Total Investments)             
1,630    Florida Housing Finance Agency, Housing Revenue Bonds, Mar Lago Village Apartments, Series    12/07 at 102.00    AAA    1,688,696 
     1997F, 5.800%, 12/01/17 – AMBAC Insured (Alternative Minimum Tax)             
15,000    Florida State Board of Education, Public Education Capital Outlay Bonds, Series 2005E, 4.500%,    6/15 at 101.00    AAA    14,676,150 
     6/01/35             
14,350    JEA St. John’s River Power Park System, Florida, Revenue Refunding Bonds, Issue 2, Series    10/11 at 100.00    Aa2    15,388,222 
     2002-17, 5.250%, 10/01/13             
13,625    Martin County Industrial Development Authority, Florida, Industrial Development Revenue Bonds,    6/06 at 101.00    BB+    13,880,878 
     Indiantown Cogeneration LP, Series 1994A, 7.875%, 12/15/25 (Alternative Minimum Tax)             
2,405    Venice, Florida, Revenue Bonds, Bon Secours System, Revenue Bonds, Series 1996, 5.600%,    8/06 at 102.00    AAA    2,481,936 
     8/15/16 – MBIA Insured             
47,010    Total Florida            48,115,882 
    Georgia – 1.3% (0.9% of Total Investments)             
4,000    Forsyth County Water and Sewerage Authority, Georgia, Revenue Bonds, Series 2000, 6.000%,    4/10 at 101.00    AA (4)    4,418,160 
     4/01/25 (Pre-refunded 4/01/10)             
880    Gainesville and Hall County Hospital Authority, Georgia, Revenue Anticipation Certificates,    5/09 at 101.00    AAA    931,577 
     Northeast Georgia Health Services Inc., Series 1999, 5.500%, 5/15/29 – MBIA Insured             
2,620    Gainesville and Hall County Hospital Authority, Georgia, Revenue Anticipation Certificates,    5/09 at 101.00    AAA    2,808,064 
     Northeast Georgia Health Services Inc., Series 1999, 5.500%, 5/15/29 (Pre-refunded 5/15/09) –             
     MBIA Insured             
7,500    Total Georgia            8,157,801 
    Idaho – 0.2% (0.1% of Total Investments)             
330    Idaho Housing and Finance Association, Single Family Mortgage Bonds, Series 1999E, 5.750%,    7/09 at 101.00    Aa2    332,528 
     1/01/21 (Alternative Minimum Tax)             
400    Idaho Housing and Finance Association, Single Family Mortgage Bonds, Series 2000D, 6.350%,    1/10 at 100.00    Aa2    419,304 
     7/01/22 (Alternative Minimum Tax)             
555    Idaho Housing and Finance Association, Single Family Mortgage Bonds, Series 2000E, 5.950%,    7/10 at 100.00    Aaa    559,545 
     7/01/20 (Alternative Minimum Tax)             
1,285    Total Idaho            1,311,377 
    Illinois – 35.9% (24.5% of Total Investments)             
3,265    Channahon, Illinois, Revenue Refunding Bonds, Morris Hospital, Series 1999, 5.750%, 12/01/12    12/09 at 102.00    BBB+    3,406,962 
7,250    Chicago Board of Education, Illinois, Unlimited Tax General Obligation Bonds, Dedicated Tax    No Opt. Call    AAA    8,444,365 
     Revenues, Series 1999A, 5.500%, 12/01/26 – FGIC Insured             
    Chicago, Illinois, FHA/GNMA Multifamily Housing Revenue Bonds, Archer Court Apartments, Series             
    1999A:             
850     5.500%, 12/20/19 (Alternative Minimum Tax)    10/10 at 101.00    AAA    887,375 
1,210     5.600%, 12/20/29 (Alternative Minimum Tax)    10/10 at 101.00    AAA    1,240,008 
1,925     5.650%, 12/20/40 (Alternative Minimum Tax)    10/10 at 101.00    AAA    1,967,023 
22,750    Chicago, Illinois, General Obligation Refunding Bonds, Emergency Telephone System, Series    No Opt. Call    AAA    26,259,869 
     1999, 5.500%, 1/01/23 – FGIC Insured             
2,620    Chicago, Illinois, Motor Fuel Tax Revenue Refunding Bonds, Series 1993, 5.375%, 1/01/14 –    No Opt. Call    AAA    2,887,528 
     AMBAC Insured             
3,340    Chicago, Illinois, Third Lien General Airport Revenue Bonds, O’Hare International Airport,    1/16 at 100.00    AAA    3,454,729 
     Series 2005A, 5.000%, 1/01/33 – FGIC Insured             
1,145    Chicago, Illinois, Wastewater Transmission Revenue Bonds, Series 1995, 5.125%, 1/01/25 – FGIC    1/08 at 100.00    AAA    1,169,102 
     Insured             
1,000    DuPage County Community School District 200, Wheaton, Illinois, General Obligation Bonds,    11/13 at 100.00    Aaa    1,083,020 
     Series 2003B, 5.250%, 11/01/20 – FSA Insured             
500    Hoffman Estates Park District, Cook County, Illinois, General Obligation Bonds, Series 1999,    12/09 at 102.00    AAA    535,585 
     5.375%, 12/01/29 – MBIA Insured             
3,935    Illinois Development Finance Authority, Local Government Program Revenue Bonds, Lake County    No Opt. Call    Aaa    2,721,092 
     School District 116 – Round Lake, Series 1999, 0.000%, 1/01/15 – MBIA Insured             
24,835    Illinois Development Finance Authority, Revenue Bonds, Presbyterian Home of Lake Forest,    9/07 at 102.00    AAA    26,060,110 
     Series 1999, 5.625%, 9/01/31 – FSA Insured             
5,570    Illinois Finance Authority, Revenue Bonds, University of Chicago, Series 2004A, 5.000%, 7/01/34    7/14 at 100.00    Aa1    5,741,445 
17,280    Illinois Health Facilities Authority, Converted Adjustable Rate Revenue Bonds, Highland Park    10/07 at 102.00    AAA    18,349,632 
     Hospital, Series 1991A, 6.000%, 10/01/15 (Pre-refunded 10/01/07) – FGIC Insured             
9,900    Illinois Health Facilities Authority, Remarketed Revenue Bonds, University of Chicago Project,    8/11 at 103.00    Aa1    10,795,851 
     Series 1985A, 5.500%, 8/01/20             
5,400    Illinois Health Facilities Authority, Revenue Bonds, Loyola University Health System, Series    7/07 at 101.00    AAA    5,546,340 
     1997A, 5.000%, 7/01/24 – MBIA Insured             
5,490    Illinois Health Facilities Authority, Revenue Bonds, Sarah Bush Lincoln Health Center, Series    2/07 at 102.00    A    5,657,829 
     1996B, 5.500%, 2/15/16             
7,245    Illinois Health Facilities Authority, Revenue Refunding Bonds, Proctor Community Hospital,    7/06 at 100.00    BBB–    7,249,564 
     Series 1991, 7.375%, 1/01/23             
1,500    Illinois Housing Development Authority, Housing Finance Bonds, Series 2005E, 4.800%, 1/01/36 –    1/15 at 100.00    AAA    1,502,745 
     FGIC Insured             
5,000    Kane, McHenry, Cook and DeKalb Counties Community Unit School District 300, Carpentersville,    12/11 at 100.00    AAA    5,504,400 
     Illinois, General Obligation Bonds, Series 2000, 5.500%, 12/01/19 (Pre-refunded 12/01/11) –             
     MBIA Insured             
11,345    Lake and McHenry Counties Community Unit School District 118, Wauconda, Illinois, General    1/15 at 60.14    Aaa    4,411,844 
     Obligation Bonds, Series 2005B, 0.000%, 1/01/25 – FSA Insured             
3,000    Lombard Public Facilities Corporation, Illinois, First Tier Conference Center and Hotel    1/16 at 100.00    N/R    3,150,900 
     Revenue Bonds, Series 2005A-1, 7.125%, 1/01/36             
22,500    Metropolitan Pier and Exposition Authority, Illinois, Revenue Bonds, McCormick Place Expansion    12/09 at 101.00    AAA    24,185,024 
     Project, Series 1999A, 5.500%, 12/15/24 – FGIC Insured             
    Metropolitan Pier and Exposition Authority, Illinois, Revenue Refunding Bonds, McCormick Place             
    Expansion Project, Series 1996A:             
9,750     0.000%, 12/15/22 – MBIA Insured    No Opt. Call    AAA    4,578,990 
13,000     0.000%, 12/15/23 – MBIA Insured    No Opt. Call    AAA    5,797,220 
    Regional Transportation Authority, Cook, DuPage, Kane, Lake, McHenry and Will Counties,             
    Illinois, General Obligation Bonds, Series 1999:             
22,650     5.750%, 6/01/19 – FSA Insured    No Opt. Call    AAA    26,496,194 
3,500     5.750%, 6/01/23 – FSA Insured    No Opt. Call    AAA    4,130,105 
1,300    Schaumburg, Illinois, General Obligation Bonds, Series 2004B, 5.250%, 12/01/34 – FGIC Insured    12/14 at 100.00    AAA    1,386,450 
4,500    Will County School District 122, New Lenox, Illinois, General Obligation Bonds, Series 2000B,    No Opt. Call    Aaa    2,580,975 
     0.000%, 11/01/18 – FSA Insured             
223,555    Total Illinois            217,182,276 
    Indiana – 3.8% (2.6% of Total Investments)             
8,755    Indiana Health Facility Financing Authority, Hospital Revenue Bonds, Charity Obligated Group,    11/09 at 101.00    AAA    9,455,663 
     Series 1999D, 5.500%, 11/15/24 (Pre-refunded 11/15/09) – MBIA Insured             
8,000    Indiana Health Facility Financing Authority, Hospital Revenue Bonds, Clarian Health Obligated    8/10 at 101.50    AAA    8,752,560 
     Group, Series 2000A, 5.500%, 2/15/26 (Pre-refunded 8/15/10) – MBIA Insured             
4,190    Indianapolis, Indiana, Economic Development Revenue Bonds, Park Tudor Foundation Inc.,    6/09 at 101.00    Aa3 (4)    4,519,543 
     Project, Series 1999, 5.700%, 6/01/24 (Pre-refunded 6/01/09)             
20,945    Total Indiana            22,727,766 
    Iowa – 1.2% (0.8% of Total Investments)             
7,000    Iowa Tobacco Settlement Authority, Asset Backed Settlement Revenue Bonds, Series 2005C,    6/15 at 100.00    BBB    6,987,190 
     5.625%, 6/01/46             
    Kansas – 0.8% (0.5% of Total Investments)             
3,825    Wichita, Kansas, Water and Sewerage Utility Revenue Bonds, Series 1999, 4.000%, 10/01/18 –    10/06 at 101.00    AAA    3,789,198 
     FGIC Insured             
1,000    Wyandotte County-Kansas City Unified Government, Kansas, Sales Tax Special Obligation Bonds,    12/15 at 100.00    N/R    1,030,100 
     Redevelopment Project Area B, Series 2005, 5.000%, 12/01/20             
4,825    Total Kansas            4,819,298 
    Kentucky – 1.7% (1.1% of Total Investments)             
3,030    Hardin County School District Finance Corporation, Kentucky, School Building Revenue Bonds,    2/10 at 101.00    Aa3 (4)    3,315,335 
     Series 2000, 5.750%, 2/01/20 (Pre-refunded 2/01/10)             
    Kentucky Economic Development Finance Authority, Hospital System Revenue Refunding and             
    Improvement Bonds, Appalachian Regional Healthcare Inc., Series 1997:             
1,850     5.850%, 10/01/17    4/08 at 102.00    BB–    1,845,190 
5,000     5.875%, 10/01/22    4/08 at 102.00    BB–    4,944,600 
9,880    Total Kentucky            10,105,125 
    Louisiana – 3.9% (2.7% of Total Investments)             
2,245    Lafayette, Louisiana, Sales Tax Revenue Bonds, Public Improvements, Series 2000B, 5.625%,    5/10 at 101.50    AAA    2,428,349 
     5/01/25 – FGIC Insured             
1,750    Louisiana Local Government Environmental Facilities and Community Development Authority, GNMA    6/12 at 105.00    Aaa    1,925,035 
     Collateralized Mortgage Revenue Refunding Bonds, Sharlo Apartments, Series 2002A, 6.500%,             
     6/20/37             
5,350    Louisiana Public Facilities Authority, Revenue Bonds, Baton Rouge General Hospital, Series    7/14 at 100.00    AAA    5,601,611 
     2004, 5.250%, 7/01/33 – MBIA Insured             
13,570    Louisiana Transportation Authority, Senior Lien Toll Road Revenue Bonds, Series 2005B, 0.000%,    12/10 at 38.73    AAA    4,129,622 
     12/01/28 – AMBAC Insured             
9,545    Tobacco Settlement Financing Corporation, Louisiana, Tobacco Settlement Asset-Backed Bonds,    5/11 at 101.00    BBB    9,770,644 
     Series 2001B, 5.500%, 5/15/30             
32,460    Total Louisiana            23,855,261 
    Massachusetts – 2.3% (1.6% of Total Investments)             
1,500    Boston Industrial Development Financing Authority, Massachusetts, Subordinate Revenue Bonds,    9/12 at 102.00    N/R    1,488,075 
     Crosstown Center Project, Series 2002, 8.000%, 9/01/35 (Alternative Minimum Tax)             
4,365    Massachusetts Health and Educational Facilities Authority, Revenue Bonds, Berkshire Health    10/15 at 100.00    AAA    4,604,333 
     System, Series 2005F, 5.000%, 10/01/19 – AGC Insured             
7,000    Massachusetts Port Authority, Special Facilities Revenue Bonds, BOSFUEL Corporation, Series    7/07 at 102.00    AAA    7,284,200 
     1997, 5.500%, 7/01/18 – MBIA Insured (Alternative Minimum Tax)             
785    Massachusetts Port Authority, Special Facilities Revenue Bonds, US Airways Group Inc., Series    9/06 at 102.00    AAA    809,202 
     1996A, 5.875%, 9/01/23 – MBIA Insured (Alternative Minimum Tax)             
13,650    Total Massachusetts            14,185,810 
    Michigan – 3.5% (2.4% of Total Investments)             
2,435    Detroit, Michigan, Senior Lien Water Supply System Revenue Bonds, Series 2001A, 5.250%,    7/11 at 100.00    AAA    2,572,724 
     7/01/33 – FGIC Insured             
15,255    Michigan State Hospital Finance Authority, Hospital Revenue Bonds, Detroit Medical Center    8/08 at 101.00    BB–    14,422,840 
     Obligated Group, Series 1998A, 5.250%, 8/15/28             
4,000    Wayne County, Michigan, Airport Revenue Bonds, Detroit Metropolitan Wayne County Airport,    12/08 at 101.00    AAA    4,178,720 
     Series 1998A, 5.375%, 12/01/16 – MBIA Insured (Alternative Minimum Tax)             
21,690    Total Michigan            21,174,284 
    Minnesota – 0.2% (0.1% of Total Investments)             
1,220    Minnesota Housing Finance Agency, Single Family Mortgage Bonds, Series 1998H-1, 5.650%,    1/10 at 101.00    AA+    1,241,582 
     7/01/31 (Alternative Minimum Tax)             
    Missouri – 2.1% (1.5% of Total Investments)             
    Kansas City Municipal Assistance Corporation, Missouri, Leasehold Revenue Bonds, Series             
    2004B-1:             
7,000     0.000%, 4/15/27 – AMBAC Insured    No Opt. Call    AAA    2,608,340 
5,000     0.000%, 4/15/29 – AMBAC Insured    No Opt. Call    AAA    1,682,150 
2,185    Missouri Health and Educational Facilities Authority, Revenue Bonds, SSM Healthcare System,    6/11 at 101.00    AAA    2,334,978 
     Series 2001A, 5.250%, 6/01/21 – AMBAC Insured             
    Missouri Health and Educational Facilities Authority, Revenue Bonds, SSM Healthcare System,             
    Series 2001A:             
2,185     5.250%, 6/01/21 (Pre-refunded 6/01/11) – AMBAC Insured    6/11 at 101.00    AAA    2,384,054 
3,670     5.250%, 6/01/28 (Pre-refunded 6/01/11) – AMBAC Insured    6/11 at 101.00    AAA    3,991,235 
20,040    Total Missouri            13,000,757 
    Montana – 0.3% (0.2% of Total Investments)             
1,005    Montana Board of Housing, Single Family Mortgage Bonds, Series 2000A-2, 6.450%, 6/01/29    12/09 at 100.00    AA+    1,013,311 
     (Alternative Minimum Tax)             
1,000    Montana Higher Education Student Assistance Corporation, Student Loan Revenue Bonds,    12/09 at 100.00    A2    1,049,270 
     Subordinate Series 1999B, 6.400%, 12/01/32 (Alternative Minimum Tax)             
2,005    Total Montana            2,062,581 
    Nebraska – 0.3% (0.2% of Total Investments)             
1,500    NebHelp Inc., Nebraska, Senior Subordinate Bonds, Student Loan Program, Series 1993A-5A,    No Opt. Call    AAA    1,522,050 
     6.200%, 6/01/13 – MBIA Insured (Alternative Minimum Tax)             
    Nevada – 1.6% (1.1% of Total Investments)             
2,115    Clark County, Nevada, General Obligation Bank Bonds, Southern Nevada Water Authority Loan,    6/11 at 100.00    AAA    2,267,682 
     Series 2001, 5.300%, 6/01/19 – FGIC Insured             
    Director of Nevada State Department of Business and Industry, Revenue Bonds, Las Vegas             
    Monorail Project, First Tier, Series 2000:             
8,000     0.000%, 1/01/19 – AMBAC Insured    No Opt. Call    AAA    4,434,800 
3,000     5.375%, 1/01/40 – AMBAC Insured    1/10 at 100.00    AAA    3,134,460 
13,115    Total Nevada            9,836,942 
    New Hampshire – 0.2% (0.2% of Total Investments)             
1,140    New Hampshire Housing Finance Agency, Single Family Mortgage Acquisition Revenue Bonds, Series    7/06 at 101.00    Aa2    1,150,271 
     1995D, 6.550%, 7/01/26 (Alternative Minimum Tax)             
    New Jersey – 6.5% (4.4% of Total Investments)             
1,275    New Jersey Health Care Facilities Financing Authority, FHA-Insured Mortgage Revenue Bonds,    8/11 at 100.00    AAA    1,286,156 
     Jersey City Medical Center, Series 2001, 4.800%, 8/01/21 – AMBAC Insured             
2,505    New Jersey Higher Education Assistance Authority, Student Loan Revenue Bonds, Series 2000A,    6/10 at 101.00    AAA    2,527,470 
     6.000%, 6/01/13 – MBIA Insured (Alternative Minimum Tax)             
4,130    New Jersey Transit Corporation, Certificates of Participation, Federal Transit Administration    No Opt. Call    AAA    4,559,314 
     Grants, Series 2002A, 5.500%, 9/15/13 – AMBAC Insured             
4,000    New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Series 1999A,    No Opt. Call    AA–    4,599,560 
     5.750%, 6/15/18             
10,000    Port Authority of New York and New Jersey, Special Project Bonds, JFK International Air    12/07 at 102.00    AAA    10,580,300 
     Terminal LLC, Sixth Series 1997, 5.900%, 12/01/17 – MBIA Insured (Alternative Minimum Tax)             
    Tobacco Settlement Financing Corporation, New Jersey, Tobacco Settlement Asset-Backed Bonds,             
    Series 2002:             
10,720     5.750%, 6/01/32    6/12 at 100.00    BBB    11,101,096 
3,165     6.125%, 6/01/42    6/12 at 100.00    BBB    3,367,465 
1,000    Tobacco Settlement Financing Corporation, New Jersey, Tobacco Settlement Asset-Backed Bonds,    6/13 at 100.00    BBB    1,123,530 
     Series 2003, 6.750%, 6/01/39             
36,795    Total New Jersey            39,144,891 
    New Mexico – 0.7% (0.5% of Total Investments)             
4,000    University of New Mexico, FHA-Insured Mortgage Hospital Revenue Bonds, Series 2004, 5.000%,    7/14 at 100.00    AAA    4,113,280 
     7/01/32 – FSA Insured             
    New York – 12.6% (8.6% of Total Investments)             
80    Dormitory Authority of the State of New York, Improvement Revenue Bonds, Mental Health    2/06 at 102.00    AAA    81,707 
     Services Facilities, Series 1996B, 5.125%, 8/15/21 – MBIA Insured             
4,600    Dormitory Authority of the State of New York, Improvement Revenue Bonds, Mental Health    2/07 at 102.00    AAA    4,774,110 
     Services Facilities, Series 1996E, 5.250%, 2/15/18 – AMBAC Insured             
2,170    Dormitory Authority of the State of New York, Insured Revenue Bonds, Franciscan Health    7/07 at 102.00    AA    2,265,024 
     Partnership Obligated Group – Frances Shervier Home and Hospital, Series 1997, 5.500%, 7/01/17             
     – RAAI Insured             
7,500    Dormitory Authority of the State of New York, Secured Hospital Revenue Refunding Bonds,    2/08 at 101.50    AAA    7,871,175 
     Wyckoff Heights Medical Center, Series 1998H, 5.300%, 8/15/21 – MBIA Insured             
2,000    Dormitory Authority of the State of New York, Third General Resolution Consolidated Revenue    1/08 at 102.00    AAA    2,114,160 
     Bonds, City University System, Series 1997-1, 5.375%, 7/01/24 (Pre-refunded 1/01/08) – FSA             
     Insured             
5,000    Long Island Power Authority, New York, Electric System General Revenue Bonds, Series 1998A,    6/08 at 101.00    AAA    5,227,650 
     5.250%, 12/01/26 – FSA Insured             
    Nassau County, New York, General Obligation Improvement Bonds, Series 1999B:             
4,005     5.250%, 6/01/19 (Pre-refunded 6/01/09) – AMBAC Insured    6/09 at 102.00    AAA    4,312,664 
7,005     5.250%, 6/01/21 (Pre-refunded 6/01/09) – AMBAC Insured    6/09 at 102.00    AAA    7,543,124 
5,000    New York City Municipal Water Finance Authority, New York, Water and Sewerage System Revenue    12/14 at 100.00    AAA    5,197,650 
     Bonds, Fiscal Series 2005B, 5.000%, 6/15/36 – FSA Insured             
8,800    New York City Sales Tax Asset Receivable Corporation, New York, Dedicated Revenue Bonds, Local    10/14 at 100.00    AAA    9,194,064 
     Government Assistance Corporation, Series 2004A, 5.000%, 10/15/32 – AMBAC Insured             
10,000    New York City Transitional Finance Authority, New York, Future Tax Secured Bonds, Fiscal    8/09 at 101.00    AAA    10,874,700 
     Series 2000A, 5.750%, 8/15/24 (Pre-refunded 8/15/09)             
2,000    New York City, New York, General Obligation Bonds, Fiscal Series 1998E, 5.250%, 8/01/14 –    2/08 at 101.00    AAA    2,085,100 
     AMBAC Insured             
13,930    New York City, New York, General Obligation Bonds, Fiscal Series 1998F, 5.375%, 8/01/19 – MBIA    2/08 at 101.00    AAA    14,553,367 
     Insured             
70    New York City, New York, General Obligation Bonds, Fiscal Series 1998F, 5.375%, 8/01/19    2/08 at 101.00    AAA    73,446 
     (Pre-refunded 2/01/08) – MBIA Insured             
72,160    Total New York            76,167,941 
    North Carolina – 0.6% (0.4% of Total Investments)             
3,830    Charlotte-Mecklenburg Hospital Authority, North Carolina, Healthcare System Revenue Bonds, DBA    1/15 at 100.00    AA    3,854,627 
     Carolinas Healthcare System, Series 2005A, 5.000%, 1/15/45             
    Ohio – 4.1% (2.8% of Total Investments)             
2,300    Amherst Exempted Village School District, Ohio, Unlimited Tax General Obligation School    12/11 at 100.00    Aaa    2,449,684 
     Improvement Bonds, Series 2001, 5.125%, 12/01/21 – FGIC Insured             
3,635    Franklin County, Ohio, FHA-Insured Multifamily Housing Mortgage Revenue Bonds, Hamilton Creek    7/06 at 102.00    Aa    3,678,947 
     Apartments Project, Series 1994A, 5.550%, 7/01/24 (Alternative Minimum Tax)             
3,650    Montgomery County, Ohio, Revenue Bonds, Catholic Health Initiatives, Series 2004A, 5.000%,    5/14 at 100.00    AA    3,741,469 
     5/01/30             
13,000    Ohio Water Development Authority, Solid Waste Disposal Revenue Bonds, Bay Shore Power, Series    9/09 at 102.00    N/R    13,476,190 
     1998B, 6.625%, 9/01/20 (Alternative Minimum Tax)             
1,115    Warren County, Ohio, Special Assessment Bonds, Waterstone Boulevard Project, Series 1997,    12/07 at 101.00    Aa2    1,165,019 
     5.500%, 12/01/17             
23,700    Total Ohio            24,511,309 
    Oregon – 0.4% (0.3% of Total Investments)             
2,355    Portland, Oregon, Downtown Waterfront Urban Renewal and Redevelopment Revenue Bonds, Series    6/10 at 101.00    Aaa    2,553,668 
     2000A, 5.500%, 6/15/20 – AMBAC Insured             
    Pennsylvania – 4.9% (3.4% of Total Investments)             
3,480    Allegheny County Hospital Development Authority, Pennsylvania, Revenue Bonds, West Penn    11/10 at 102.00    Ba3    4,143,984 
     Allegheny Health System, Series 2000B, 9.250%, 11/15/22             
1,970    Carbon County Industrial Development Authority, Pennsylvania, Resource Recovery Revenue    No Opt. Call    BBB–    2,111,623 
     Refunding Bonds, Panther Creek Partners Project, Series 2000, 6.650%, 5/01/10 (Alternative             
     Minimum Tax)             
18,900    Philadelphia Airport System, Pennsylvania, Revenue Refunding Bonds, Series 1998A, 5.500%,    6/08 at 102.00    AAA    19,872,026 
     6/15/18 – FGIC Insured (Alternative Minimum Tax)             
3,205    Philadelphia School District, Pennsylvania, General Obligation Bonds, Series 2002B, 5.625%,    8/12 at 100.00    AAA    3,586,427 
     8/01/16 (Pre-refunded 8/01/12) – FGIC Insured             
27,555    Total Pennsylvania            29,714,060 
    Puerto Rico – 2.1% (1.4% of Total Investments)             
12,500    Puerto Rico Housing Finance Authority, Capital Fund Program Revenue Bonds, Series 2003,    No Opt. Call    AA    12,528,000 
     4.500%, 12/01/23             
    Rhode Island – 3.2% (2.2% of Total Investments)             
2,015    Central Falls, Rhode Island, General Obligation School Bonds, Series 1999, 6.250%, 5/15/20 –    5/09 at 102.00    AA    2,190,285 
     RAAI Insured             
3,500    Providence Redevelopment Agency, Rhode Island, Revenue Bonds, Public Safety and Municipal    4/10 at 101.00    Aaa    3,847,970 
     Building Projects, Series 1999A, 5.750%, 4/01/29 (Pre-refunded 4/01/10) – AMBAC Insured             
12,500    Rhode Island Tobacco Settlement Financing Corporation, Tobacco Settlement Asset-Backed Bonds,    6/12 at 100.00    BBB    13,160,875 
     Series 2002A, 6.125%, 6/01/32             
18,015    Total Rhode Island            19,199,130 
    Tennessee – 1.7% (1.2% of Total Investments)             
6,400    Memphis-Shelby County Airport Authority, Tennessee, Airport Revenue Bonds, Series 1999D,    3/10 at 101.00    AAA    6,898,112 
     6.000%, 3/01/24 – AMBAC Insured (Alternative Minimum Tax)             
2,425    Memphis-Shelby County Airport Authority, Tennessee, Airport Revenue Bonds, Series 2001B,    3/11 at 100.00    AAA    2,510,797 
     5.125%, 3/01/26 – FSA Insured             
250    Tennessee Housing Development Agency, Homeownership Program Bonds, Series 2000-1, 6.375%,    7/10 at 101.00    AA    251,070 
     7/01/25 (Alternative Minimum Tax)             
670    Tennessee Housing Development Agency, Homeownership Program Bonds, Series 2000-2B, 6.250%,    7/10 at 100.00    AA    676,345 
     1/01/20 (Alternative Minimum Tax)             
9,745    Total Tennessee            10,336,324 
    Texas – 14.9% (10.2% of Total Investments)             
1,000    Alliance Airport Authority, Texas, Special Facilities Revenue Bonds, American Airlines Inc.,    6/06 at 100.00    CCC    861,740 
     Series 1990, 7.500%, 12/01/29 (Alternative Minimum Tax)             
2,560    Brazos River Authority, Texas, Pollution Control Revenue Refunding Bonds, TXU Electric    4/13 at 101.00    Baa2    3,034,138 
     Company, Series 1999C, 7.700%, 3/01/32 (Alternative Minimum Tax)             
4,675    Carrollton-Farmers Branch Independent School District, Dallas County, Texas, Unlimited Tax    2/09 at 100.00    AAA    5,025,859 
     School Building Bonds, Series 1999, 6.000%, 2/15/20 (Pre-refunded 2/15/09)             
2,820    Central Texas Regional Mobility Authority, Travis and Williamson Counties, Toll Road Revenue    1/15 at 100.00    AAA    2,875,780 
     Bonds, Series 2005, 5.000%, 1/01/45 – FGIC Insured             
    Coppell Independent School District, Dallas County, Texas, Unlimited Tax School Building and             
    Refunding Bonds, Series 1999:             
5,130     0.000%, 8/15/20    8/09 at 52.47    AAA    2,323,274 
7,000     0.000%, 8/15/21    8/09 at 49.48    AAA    2,956,870 
7,345     0.000%, 8/15/23    8/09 at 44.01    AAA    2,759,296 
7,000     0.000%, 8/15/24    8/09 at 41.50    AAA    2,479,960 
7,350     0.000%, 8/15/25    8/09 at 39.14    AAA    2,467,689 
7,000     0.000%, 8/15/26    8/09 at 36.91    AAA    2,214,800 
820    Dallas Area Rapid Transit, Texas, Senior Lien Sales Tax Revenue Bonds, Series 2001, 5.000%,    12/11 at 100.00    AAA    839,721 
     12/01/31 – AMBAC Insured             
6,000    Dallas-Ft. Worth International Airport Facility Improvement Corporation, Texas, Revenue    11/07 at 100.00    CCC    5,860,980 
     Refunding Bonds, American Airlines Inc., Series 2000C, 6.150%, 5/01/29 (Mandatory put             
     11/01/07) (Alternative Minimum Tax)             
    Harris County Health Facilities Development Corporation, Texas, Revenue Bonds, Christus             
    Health, Series 1999A:             
12,240     5.375%, 7/01/24 (Pre-refunded 7/01/09) – MBIA Insured    7/09 at 101.00    AAA    13,091,537 
11,180     5.375%, 7/01/29 (Pre-refunded 7/01/09) – MBIA Insured    7/09 at 101.00    AAA    11,957,793 
2,205    Harris County-Houston Sports Authority, Texas, Senior Lien Revenue Refunding Bonds, Series    No Opt. Call    AAA    1,130,305 
     2001A, 0.000%, 11/15/20 – MBIA Insured             
2,500    Houston, Texas, Hotel Occupancy Tax and Special Revenue Bonds, Convention and Entertainment    No Opt. Call    AAA    779,725 
     Project, Series 2001B, 0.000%, 9/01/30 – AMBAC Insured             
2,500    Jefferson County, Texas, Certificates of Obligation, Series 2000, 6.000%, 8/01/25    8/10 at 100.00    AAA    2,760,550 
     (Pre-refunded 8/01/10) – FSA Insured             
2,000    Laredo, Texas, Sports Venue Sales Tax Revenue Bonds, Series 2001, 5.300%, 3/15/26    3/09 at 100.00    AAA    2,112,620 
     (Pre-refunded 3/15/09) – FGIC Insured             
30,095    Leander Independent School District, Williamson and Travis Counties, Texas, General Obligation    8/12 at 27.94    AAA    6,282,331 
     Bonds, Series 2004, 0.000%, 8/15/34             
9,345    Leander Independent School District, Williamson and Travis Counties, Texas, General Obligation    8/15 at 37.33    AAA    2,169,442 
     Bonds, Series 2005, 0.000%, 8/15/33 – FGIC Insured             
1,500    Port Arthur, Texas, Jefferson County, General Obligation Bonds, Series 1997, 5.000%, 2/15/21    2/07 at 100.00    AAA    1,526,895 
     (Pre-refunded 2/15/07) – MBIA Insured             
10,000    Tarrant County Health Facilities Development Corporation, Texas, Revenue Bonds, Texas Health    2/08 at 102.00    AAA    10,488,200 
     Resources System, Series 1997A, 5.250%, 2/15/17 – MBIA Insured             
7,000    White Settlement Independent School District, Tarrant County, Texas, General Obligation Bonds,    8/15 at 34.92    AAA    1,510,670 
     Series 2005, 0.000%, 8/15/35             
    Wylie Independent School District, Taylor County, Texas, General Obligation Bonds, Series 2005:             
3,000     0.000%, 8/15/20    8/15 at 78.46    AAA    1,511,250 
3,000     0.000%, 8/15/22    8/15 at 70.77    AAA    1,344,180 
155,265    Total Texas            90,365,605 
    Utah – 0.4% (0.2% of Total Investments)             
    Utah Housing Finance Agency, Single Family Mortgage Bonds, Series 1999C-2, Class II:             
475     5.700%, 7/01/19 (Alternative Minimum Tax)    1/10 at 101.50    AAA    478,525 
175     5.750%, 7/01/21 (Alternative Minimum Tax)    1/10 at 101.50    AA    183,204 
160    Utah Housing Finance Agency, Single Family Mortgage Bonds, Series 1999D, 5.850%, 7/01/21    7/09 at 101.00    AA    161,034 
     (Alternative Minimum Tax)             
55    Utah Housing Finance Agency, Single Family Mortgage Bonds, Series 1999F, 6.300%, 7/01/21    7/09 at 101.50    Aa2    55,462 
     (Alternative Minimum Tax)             
1,300    Utah Housing Finance Agency, Single Family Mortgage Bonds, Series 2000F-2, Class III, 6.000%,    7/10 at 100.00    AA–    1,334,580 
     1/01/15 (Alternative Minimum Tax)             
2,165    Total Utah            2,212,805 
    Virginia – 0.6% (0.4% of Total Investments)             
3,395    Virginia Small Business Financing Authority, Industrial Development Water Revenue Bonds,    11/09 at 102.00    N/R    3,436,012 
     S.I.L. Clean Water, LLC Project, Series 1999, 7.250%, 11/01/24 (Alternative Minimum Tax)             
    Washington – 11.2% (7.7% of Total Investments)             
4,000    Energy Northwest, Washington, Electric Revenue Refunding Bonds, Nuclear Project 3, Series    7/13 at 100.00    Aaa    4,372,240 
     2003A, 5.500%, 7/01/17 – XLCA Insured             
    Port of Seattle, Washington, Special Facility Revenue Bonds, Terminal 18, Series 1999B:             
1,755     6.000%, 9/01/15 – MBIA Insured (Alternative Minimum Tax)    3/10 at 101.00    AAA    1,899,156 
2,590     6.000%, 9/01/16 – MBIA Insured (Alternative Minimum Tax)    3/10 at 101.00    AAA    2,802,743 
    Port of Seattle, Washington, Special Facility Revenue Bonds, Terminal 18, Series 1999C:             
875     6.000%, 9/01/15 – MBIA Insured (Alternative Minimum Tax)    3/10 at 101.00    AAA    946,873 
1,260     6.000%, 9/01/16 – MBIA Insured (Alternative Minimum Tax)    3/10 at 101.00    AAA    1,363,496 
9,760    Tacoma, Washington, Electric System Revenue Refunding Bonds, Series 2001A, 5.625%, 1/01/21    1/11 at 101.00    AAA    10,759,717 
     (Pre-refunded 1/01/11) – FSA Insured             
4,800    Washington Public Power Supply System, Revenue Refunding Bonds, Nuclear Project 3, Series    7/07 at 102.00    AAA    5,014,896 
     1997A, 5.250%, 7/01/16 – FSA Insured             
7,280    Washington State Tobacco Settlement Authority, Tobacco Settlement Asset-Backed Revenue Bonds,    6/13 at 100.00    BBB    7,949,906 
     Series 2002, 6.500%, 6/01/26             
11,605    Washington, Certificates of Participation, Washington Convention and Trade Center, Series    7/09 at 100.00    AAA    12,232,250 
     1999, 5.250%, 7/01/16 – MBIA Insured             
3,350    Washington, General Obligation Compound Interest Bonds, Series 1999S-2, 0.000%, 1/01/18 – FSA    No Opt. Call    AAA    1,996,667 
     Insured             
    Washington, General Obligation Compound Interest Bonds, Series 1999S-3:             
17,650     0.000%, 1/01/20    No Opt. Call    Aa1    9,398,449 
18,470     0.000%, 1/01/21    No Opt. Call    Aa1    9,317,746 
83,395    Total Washington            68,054,139 
    Wisconsin – 6.8% (4.6% of Total Investments)             
2,250    Green Bay, Wisconsin, Water System Revenue Bonds, Series 2004, 5.000%, 11/01/29 – FSA Insured    11/14 at 100.00    Aaa    2,346,188 
3,810    La Crosse, Wisconsin, Industrial Development Revenue Refunding Bonds, Dairyland Power    12/08 at 102.00    AAA    4,053,954 
     Cooperative, Series 1997C, 5.550%, 2/01/15 – AMBAC Insured             
    Wisconsin Health and Educational Facilities Authority, Revenue Bonds, FH Healthcare             
    Development Inc., Series 1999:             
8,375     6.250%, 11/15/20 (Pre-refunded 11/15/09)    11/09 at 101.00    N/R (4)    9,238,128 
5,000     6.250%, 11/15/28 (Pre-refunded 11/15/09)    11/09 at 101.00    N/R (4)    5,515,300 
4,180    Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Kenosha Hospital and    5/09 at 101.00    A    4,306,194 
     Medical Center Inc., Series 1999, 5.625%, 5/15/29             
12,700    Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Mercy Health System    8/09 at 101.00    Aaa    13,456,666 
     Corporation, Series 1999, 5.500%, 8/15/25 – AMBAC Insured             
2,200    Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Wheaton Franciscan    8/13 at 100.00    A    2,238,478 
     Services Inc., Series 2003A, 5.125%, 8/15/33             
38,515    Total Wisconsin            41,154,908 
$ 990,670    Total Long-Term Investments (cost $819,170,471) – 146.0%            883,340,627 
    Short-Term Investments – 0.5% (0.3% of Total Investments)             
3,000    Massachusetts Development Finance Authority, Revenue Bonds, Boston University, Variable Rate    No Opt. Call    VMIG-1    3,000,000 
     Demand Obligations, Series 2002R-2, 3.010%, 10/01/42 – XLCA Insured (5)             
$    3,000    Total Short-Term Investments (cost $3,000,000)            3,000,000 
    Total Investments (cost $822,170,471) – 146.5%            886,340,627 
    Other Assets Less Liabilities – 2.3%            13,627,953 
    Preferred Shares, at Liquidation Value – (48.8)%            (295,000,000) 
    Net Assets Applicable to Common Shares – 100%           $ 604,968,580 

(1)    All percentages shown in the Portfolio of Investments are based on net assets applicable to Common 
    shares unless otherwise noted. 
(2)    Optional Call Provisions: Dates (month and year) and prices of the earliest optional call or redemption. 
    There may be other call provisions at varying prices at later dates. Certain mortgage-backed securities 
    may be subject to periodic principal paydowns. 
(3)    Ratings: Using the higher of Standard & Poor’s or Moody’s rating. Ratings below Baa by Moody’s Investor 
    Service, Inc. or BBB by Standard & Poor’s Group are considered to be below investment grade. 
(4)    Securities are backed by an escrow or trust containing sufficient U.S. Government or U.S. Government 
    agency securities which ensures the timely payment of principal and interest. Such securities are normally 
    considered to be equivalent to AAA rated securities. 
(5)    Security has a maturity of more than one year, but has variable rate and demand features which qualify it 
    as a short-term investment. The rate disclosed is that in effect at the end of the reporting period. This rate 
    changes periodically based on market conditions or a specified market index. 
N/R    Investment is not rated. 

Income Tax Information

The following information is presented on an income tax basis. Differences between amounts for financial statement and federal income tax purposes are primarily due to timing differences in recognizing taxable market discount and timing differences in recognizing certain gains and losses on investment transactions. At January 31, 2006, the cost of investments was $821,204,606.

Gross unrealized appreciation and gross unrealized depreciation of investments at January 31, 2006, were as follows:

Gross unrealized:   
  Appreciation  $65,671,267 
  Depreciation  (535,246) 
Net unrealized appreciation (depreciation) of investments  $65,136,021 

Item 2. Controls and Procedures.

  1. The registrant's principal executive and principal financial officers, or persons performing similar functions, have concluded that the registrant's disclosure controls and procedures (as defined in Rule 30a-3(c) under the Investment Company Act of 1940, as amended (the "1940 Act") (17 CFR 270.30a-3(c))) are effective, as of a date within 90 days of the filing date of this report that includes the disclosure required by this paragraph, based on their evaluation of the controls and procedures required by Rule 30a-3(b) under the 1940 Act (17 CFR 270.30a-3(b)) and Rule 13a-15(b) or 15d-15(b) under the Securities Exchange Act of 1934 (17 CFR 240.13a-15(b) or 240.15d-15(b)).
  2. There were no changes in the registrant's internal control over financial reporting (as defined in Rule 30a-3(d) under the 1940 Act (17 CFR 270.30a-3(d)) that occurred during the registrant's last fiscal quarter that have materially affected, or are reasonably likely to materially affect, the registrant's internal control over financial reporting.

Item 3. Exhibits.

File as exhibits as part of this Form a separate certification for each principal executive officer and principal financial officer of the registrant as required by Rule 30a-2(a) under the 1940 Act (17 CFR 270.30a-2(a)), exactly as set forth below: EX-99 CERT Attached hereto.


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

(Registrant)         Nuveen Dividend Advantage Municipal Fund        

By (Signature and Title)*          /s/ Jessica R. Droeger                     
                                                    Jessica R. Droeger
                                                    Vice President and Secretary

Date         March 31, 2006        

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this report has been signed below by the following persons on behalf of the registrant and in the capacities and on the dates indicated.

By (Signature and Title)*         /s/ Gifford R. Zimmerman                    
                                                   Gifford R. Zimmerman
                                                   Chief Administrative Officer (principal executive officer) 

Date         March 31, 2006        

By (Signature and Title)*         /s/ Stephen D. Foy                              
                                                   Stephen D. Foy
                                                   Vice President and Controller (principal financial officer) 

Date        March 31, 2006        

* Print the name and title of each signing officer under his or her signature.