IRS operations spending per $100 collected has dropped from $0.53 in 2010 to $0.34 in 2023.

IRS cost for each $100 collected, fiscal years 1994–2023

A line chart showing IRS cost for each $100 collected for fiscal years 1994 to 2023 (adjusted to 2023 dollars). IRS spending per $100 collected has dropped from $0.53 in 2010 to $0.34 in 2023.