529 Limits 2024. From simple questions such as “what is a 529 plan” to more complex learnings about 529 contribution limits, rules and tax benefits. 529 plans do not have an annual contribution limit.

How are 529 contribution limits determined? “starting in 2024, the secure 2.0 act allows savers to roll unused 529 funds into the beneficiary’s roth ira without a tax penalty,” says lawrence sprung, author of financial planning made.