1. Catch-up contributions are permitted to be made for participants beginning in the year in which they turn age 50. For 2025, the limit on catch-up contributions is $7,500, except in the case of Savings Incentive Match Plan for Employees of Small Employers (SIMPLE) plans for which the limit is $3,500 (both unchanged from 2024). Due to changes under the Act, beginning in 2025, the catch-up limit for most retirement plans is increased to $11,250 for individuals turning 60, 61, 62 and 63 during 2025. For SIMPLE plans, the limit is increased to $5,250. These increased amounts are indexed for inflation after 2025.
2. IRA Phase-outs: Income phase-out ranges for various IRA purposes increased from between $77,000 and $87,000 to between $79,000 and $89,000 for single and head-of-household taxpayers. Similar incremental changes were made to the limits for married filing jointly and married filing separately taxpayers. For more information, refer to Notice 2024-80.
3. The IRA catchup contribution limit for individuals aged 50 and over was amended under the Act to include an annual cost‑-of‑-living adjustment but remains‑ $1,000 for 2025.
4. SIMPLE plans: The amount that may be contributed to SIMPLE retirement plans is increased to $16,500 from $16,000. Due to changes made under the Act, participants in certain SIMPLE 401(k) and SIMPLE IRA plans can take advantage of an increased deferral limit of $17,600 and an increased catch-up limit of $3,850 (both unchanged from 2024) if their employer meets one of the following conditions:
a. has 25 or fewer employees receiving at least $5,000 of compensation, or
b. has more than 25 but not more than 100 employees and makes either a 4% matching contribution or a 3% nonelective contribution.
The catch-up contribution limit may be increased again to $5,250 in the case of plan participants attaining age 60, 61, 62 and 63 during 2025.