IRS FY2024 Data Book: Over 14.9 Million Americans Carry Delinquent Tax Debt
The IRS Fiscal Year 2024 Data Book reveals a record-level backlog of unpaid tax debt — nearly 15 million accounts and $208.4 billion outstanding. Here’s what the numbers mean, where they come from, and what options exist for taxpayers caught in that pool.
Where the Numbers Come From
Each year, the IRS releases its Data Book— a detailed accounting of its operations, enforcement activities, and collection results. Table 27 of the FY2024 edition tracks “Delinquent Collection Activities,” covering every account with an unpaid balance that has passed the initial notice stage and entered active collections.
For fiscal year 2024 (October 2023 – September 2024), the ending inventory stood at 14,901,508 accounts carrying a combined balance of $208,410,722 thousand — approximately $208.4 billion in assessed, unpaid federal taxes. During the same year, 9,630,933 new accounts were added to the delinquent inventory.
What Happens to Delinquent Accounts
Once an account enters delinquent status, the IRS pursues collections through automated notices, installment agreements, levies on wages and bank accounts, federal tax liens, and — in some cases — referral to the IRS’s private debt collection program. The IRS resolved a portion of the inventory through payments, offers in compromise, currently non-collectible status designations, and write-offs in FY2024.
Accounts that cannot be collected — due to expired statute of limitations, hardship determinations, or inability to locate assets — are eventually classified as Currently Non-Collectible (CNC) or written off. However, the inventory grows faster than the IRS can resolve it: FY2024’s new account additions (9.6M) significantly exceeded the number of accounts closed through any resolution channel.
What This Means for Taxpayers
Nearly 15 million people are in the same position. The IRS has statutory time limits to collect (generally 10 years from assessment), and it prioritizes high-balance, high-risk accounts. Taxpayers with smaller balances who respond proactively — by entering an installment agreement, qualifying for CNC status, or submitting an Offer in Compromise — often resolve their situation on more favorable terms than those who wait for enforcement.
Source
IRS Data Book, Fiscal Year 2024. Table 27: Delinquent Collection Activities. Published by the Internal Revenue Service, Statistics of Income Division. Dollar amounts expressed in thousands in the source document have been converted to billions for readability. irs.gov/statistics/soi-tax-stats-irs-data-book