Contributions to 401(a) accounts can be higher than contributions to 457 plans under IRS limits. A 401(k) is the most well-known retirement plan out there.It has the most elasticity and high contribution limits. High contribution limits – Age-weighted contribution limits allow many high earners to double or triple their annual tax-deferred retirement savings. Employees can participate in two different retirement plans - ASRS or ORP. They also have the option to enroll in supplemental retirement plans. If filing a fiscal year return, fill in the period covered. Your business may soon be required to offer an employee retirement savings option. The information below summarizes the retirement plan contribution limits for 2025. Money you set aside in an HSA can be used for qualified medical expenses tax-free both now and after you retire.