The IRS has released most inflation-adjusted figures for the 2027 tax year. (Rev. Proc. 2026-35) The Revenue Procedure does not contain most retirement-related inflation figures because those are typically released in a separate notice which is not yet available.
Notable inflation adjustments for 2027 include:
- Base standard deduction:
- Married filing jointly: $33,200
- Single and married filing separately: $16,600
- Head of household: $24,925
- Child tax credit: $2,300 (up from $2,200 in 2026)
- Refundable portion of child tax credit: $1,800 (up from $1,700 in 2026)
- Estate tax exclusion: $15,480,000 (up from $15 million in 2026)
- Annual gift tax exclusion: $20,000 (up from $19,000 in 2026)
- AMT exemption:
- $93,000 for single and head of household (up from $90,100 in 2026)
- $144,700 for married filing jointly and surviving spouse (up from $140,200 in 2026)
- AMT exemption phaseout threshold:
- $515,950 for single filers (up from $500,000 in 2026)
- $1,031,900 for married filing jointly (up from $1,000,000 in 2026)
- IRC §179 expense limit: $2,640,000 (up from $2,560,000 in 2026)
