# IRS notices of federal tax lien filed, levies on third parties, seizures and revenue officers, fiscal years 2010-2025.
# Compiled by Global Gate Tax Relief from the IRS Data Book: Table 4-1 (and earlier editions Table 27, 25, 16) https://www.irs.gov/statistics/soi-tax-stats-delinquent-collection-activities-irs-data-book-table-4-1 ; Table 6-3 (and earlier editions Table 34, 32, 30) https://www.irs.gov/statistics/soi-tax-stats-personnel-summary-by-employment-status-budget-activity-and-selected-type-of-personnel-databook-table-32
# License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Credit: Global Gate Tax Relief, from IRS Data Book data.
# Levies: editions through FY 2012 say "levies served on third parties", later editions "levies requested on third parties" (FY 2012 value identical in both).
# revenue_officers_end_of_year: employees at the end of the fiscal year (from FY 2021: in pay status as of late September). revenue_officers_fte: average positions / full-time equivalents realized.
fiscal_year,lien_notices_filed,levies_on_third_parties,seizures,revenue_officers_end_of_year,revenue_officers_fte,collection_table_file,personnel_table_file
2010,1096376,3606818,605,5922,6042,https://www.irs.gov/pub/irs-soi/11db16co.xls,https://www.irs.gov/pub/irs-soi/11db30ps.xls
2011,1042230,3748884,776,5447,5621,https://www.irs.gov/pub/irs-soi/12db16co.xls,https://www.irs.gov/pub/irs-soi/12db30ps.xls
2012,707768,2961162,733,5066,5186,https://www.irs.gov/pub/irs-soi/13db16co.xls,https://www.irs.gov/pub/irs-soi/13db30ps.xls
2013,602005,1855095,547,4681,4748,https://www.irs.gov/pub/irs-soi/14db16co.xls,https://www.irs.gov/pub/irs-soi/14db30ps.xls
2014,535580,1995987,432,4353,4439,https://www.irs.gov/pub/irs-soi/15db16co.xls,https://www.irs.gov/pub/irs-soi/15db30ps.xls
2015,515247,1464026,426,3719,3994,https://www.irs.gov/pub/irs-soi/16db16co.xls,https://www.irs.gov/pub/irs-soi/16db30ps.xls
2016,470602,869196,436,3547,3525,https://www.irs.gov/pub/irs-soi/17db16co.xls,https://www.irs.gov/pub/irs-soi/17db30ps.xls
2017,446378,590249,323,3330,3434,https://www.irs.gov/pub/irs-soi/18db16co.xls,https://www.irs.gov/pub/irs-soi/18db30ps.xls
2018,410220,639025,275,3028,3133,https://www.irs.gov/pub/irs-soi/19dbs04t25co.xlsx,https://www.irs.gov/pub/irs-soi/19dbs06t32ps.xlsx
2019,543604,782735,228,3231,2995,https://www.irs.gov/pub/irs-soi/20dbs04t25co.xlsx,https://www.irs.gov/pub/irs-soi/20dbs06t32ps.xlsx
2020,291081,396269,77,2913,3040,https://www.irs.gov/pub/irs-soi/21dbs04t25co.xlsx,https://www.irs.gov/pub/irs-soi/21dbs06t32ps.xlsx
2021,212251,305610,96,2837,2783,https://www.irs.gov/pub/irs-soi/22dbs04t25co.xlsx,https://www.irs.gov/pub/irs-soi/22dbs06t32ps.xlsx
2022,157323,273286,89,2820,2931,https://www.irs.gov/pub/irs-soi/22dbs04t25co.xlsx,https://www.irs.gov/pub/irs-soi/23dbs06t34ps.xlsx
2023,179019,286270,68,3036,2698,https://www.irs.gov/pub/irs-soi/24dbs04t27co.xlsx,https://www.irs.gov/pub/irs-soi/24dbs06t34ps.xlsx
2024,196996,313792,71,3409,3189,https://www.irs.gov/pub/irs-soi/25db-4-01-co.xlsx,https://www.irs.gov/pub/irs-soi/25db-6-03-ps.xlsx
2025,214099,339137,50,2592,3320,https://www.irs.gov/pub/irs-soi/25db-4-01-co.xlsx,https://www.irs.gov/pub/irs-soi/25db-6-03-ps.xlsx