IRS plans to hire 10,000 workers to tackle backlog of 20 million unprocessed returns By: CNBC.com News March 11, 2022 at 09:53 AM EST The IRS plans to hire 10,000 workers to help tackle a massive backlog of over 20 million unprocessed returns. Read More >> Related Stocks: 51job, Inc. - American Depositary Shares, each representing two common shares