Annual IRS & SSA Announcements

Annually announced values from the Internal Revenue Service (IRS), including mileage rates, pension plan limits, qualified transportation fringe benefits, and per diem rates (GSA and IRS “High-Low” rates).

SSA changes include the annual social security wage base amount.

Social Security Fact Sheet: 2020 Social Security Changes
2020 Per Diem Rates IRS "High-Low" Rates

Social Security Fact Sheet: 2019 Social Security Changes
2019 Allowance Table
2019 COLAs for Transportation Fringes, FSA Deferrals, and More
2019 Mileage Rates
2019 Pension Plan Limits
2019 Per Diem Rates IRS "High-Low" Rates

Social Security Fact Sheet: 2018 Social Security Changes
2018 Allowance Table
2018 COLAs for Transportation Fringes, FSA Deferrals, and More
2018 Mileage Rates
2018 Pension Plan Limits
2018 Per Diem Rates GSA
2018 Per Diem Rates IRS "High-Low" Rates
2018 SSA Wage Base Changes