In 2025, you can contribute up to 25% of eligible compensation or $70,000 to a SEP IRA, with employer contributions made by your business’s tax deadline, including extensions. For SIMPLE IRAs, your employee deferral limit is $16,500, plus an extra $3,500 if you’re 50 or older, with contributions due throughout the year. Employer contributions are also required and must meet IRS deadlines—learn more to plan effectively and maximize your retirement savings.
Key Takeaways
- SEP IRA contributions are limited to 25% of compensation or $70,000 in 2025, due by the employer’s tax deadline, including extensions.
- SIMPLE IRA employee deferrals cap at $16,500 in 2025, with an additional $3,500 catch-up contribution for employees 50 and older.
- Employer contributions to SIMPLE IRAs, either matching or nonelective, must be deposited by the tax return deadline, including extensions.
- Contributions for SEP IRAs are made solely by the employer and are due by the employer’s tax filing deadline, including extensions.
- Future limits are expected to rise in 2026, with SEP IRAs increasing to $72,000 and SIMPLE IRAs to $17,000, plus higher catch-up contributions.
Overview of 2025 Contribution Limits for SEP and SIMPLE IRAs

In 2025, both SEP and SIMPLE IRAs have distinct contribution limits designed to accommodate different employer and employee needs. For SEP IRAs, employers can contribute up to 25% of eligible compensation or $70,000, whichever is less. These contributions are made solely by the employer and can vary yearly based on profitability. Self-employed individuals base contributions on net earnings after deductions. On the other hand, SIMPLE IRAs allow employees to defer up to $16,500 in salary reductions, with an additional catch-up contribution of $3,500 for those 50 and older. Employers are required to make either matching contributions or nonelective contributions, which combined with employee deferrals, set the total contribution limit. These limits are designed to support both small and large employer retirement savings strategies. Additionally, the rise in mobile apps facilitating IRA contributions has streamlined the process for many savers.
How to Determine Employer Contributions and Employee Salary Deferrals

To determine employer contributions and employee salary deferrals for a SIMPLE IRA, start by understanding the plan’s specific limits and requirements. First, know that employee salary deferrals are capped at $16,500 in 2025, with a $3,500 catch-up contribution for those 50 and older. Second, employer contributions are mandatory and can be either a matching contribution up to a certain percentage or a nonelective contribution of 2% of compensation, regardless of employee deferrals. Third, calculate your employer’s contribution based on the eligible compensation, ensuring it doesn’t exceed limits or violate nondiscrimination rules. Additionally, the integration of AI in mobile devices is expected to influence how contributions are managed through automated processes. Always verify your plan’s specific provisions to ensure contributions stay within IRS guidelines and meet your retirement goals.
Key Deadlines for Making Contributions in 2025

Understanding the key deadlines for making contributions in 2025 is essential to guarantee your retirement savings are properly credited and compliant with IRS rules. For SEP IRAs, employers must make contributions by their tax filing deadline, including extensions, which could be October 15, 2025, if you file for an extension. SEP IRAs offer multi-functional furniture options for employers to streamline their contribution process. SIMPLE IRA employee contributions are made throughout the calendar year via payroll deductions, so you need to verify your contributions are completed by year-end. Employer contributions to SIMPLE IRAs typically must be deposited by the employer’s tax return deadline, including extensions. Missing these deadlines may disqualify contributions or cause penalties. Staying aware of these dates helps you maximize your retirement savings and ensures compliance with IRS regulations.
Eligibility Requirements and Plan Setup Considerations

Choosing the right retirement plan depends on your business size and goals, as eligibility requirements and setup processes vary. For SEP IRAs, you need to be an employer—either self-employed or a small business owner—and set up the plan with a financial institution. SIMPLE IRAs require offering a plan to employees with mandatory employer contributions, making them ideal for small businesses. Here are key considerations:
- Employer Responsibility: SEP IRAs are employer-funded; SIMPLE IRAs require both employee and employer participation.
- Setup Process: SEP IRAs involve simpler, standardized forms, while SIMPLE IRAs need employer-specific plan agreements.
- Participation Rules: SEP IRAs are flexible, allowing discretionary contributions; SIMPLE IRAs have mandatory employer contributions and restrict other elective plans for employees.
- Technology and Compliance: Ensuring proper plan administration involves understanding plan compliance requirements and utilizing appropriate tools for record-keeping.
Understanding these factors helps you choose the plan that best fits your business needs.
What to Expect in Future Years: 2026 and Beyond

Looking ahead to 2026 and beyond, both SEP and SIMPLE IRAs are expected to see further increases in contribution limits, making them more attractive options for retirement savings. The SEP IRA limit is projected to rise to $72,000, aligning with inflation adjustments, while the SIMPLE IRA employee deferral limit is expected to increase to $17,000, with higher catch-up contributions for employees aged 50 and over—potentially up to $3,850 under SECURE 2.0. These increases will help you save more each year, especially as your income grows. Future legislative updates may also introduce new features or tighter rules, so staying informed guarantees you maximize your contributions and optimize your retirement planning. Additionally, diverse plan options may be introduced or expanded, offering more flexibility for different savings strategies. Expect these incremental increases to continue, enhancing these plans’ appeal and flexibility.
Frequently Asked Questions
Can Self-Employed Individuals Contribute to Both SEP and Roth IRAS Simultaneously?
Yes, you can contribute to both a SEP IRA and a Roth IRA at the same time. Your SEP IRA contributions are made by your employer (which can be yourself if you’re self-employed), while your Roth IRA contributions are made from your personal funds. Just keep in mind the Roth IRA contribution limits, which are separate from your SEP IRA contributions, and make sure you don’t exceed the overall Roth IRA limit for the year.
Are There Any Penalties for Missing the SEP or SIMPLE IRA Contribution Deadlines?
If you miss the SEP or SIMPLE IRA contribution deadlines, you could face penalties like taxes and interest on late contributions. For SEP IRAs, contributions are due by your employer’s tax filing deadline, including extensions. For SIMPLE IRAs, contributions must be made throughout the year via payroll. Missing these deadlines can reduce your tax benefits and might require you to amend your tax return or face penalties.
How Do Employer Contributions Affect Employees’ Overall Retirement Savings Limits?
Employer contributions directly boost your overall retirement savings, but they don’t count toward your individual contribution limits. For SEP IRAs, employer contributions are separate from your personal IRA contributions. In SIMPLE IRAs, employer matches or nonelective contributions add to your total savings, but your salary deferrals still have their own limit. These contributions help grow your retirement fund faster without reducing your personal contribution cap.
What Are the Specific Tax Implications of Early Withdrawals From SEP and SIMPLE IRAS?
If you withdraw early from a SEP or SIMPLE IRA before age 59½, you’ll face a 10% penalty on the amount withdrawn. Plus, you’ll owe ordinary income tax on the distribution. For SIMPLE IRAs, if you withdraw within the first two years of participation, the penalty increases to 25%. These rules aim to discourage premature withdrawals that could jeopardize your retirement savings.
Do SECURE 2.0 Adjustments Apply to All Employer-Sponsored Retirement Plans?
SECURE 2.0 adjustments don’t apply to all employer-sponsored retirement plans, but they do make a huge difference where they do. They specifically boost catch-up contribution limits for certain plans like SIMPLE IRAs in 2025, increasing the maximum from $3,500 to $3,850 for employees aged 50 and over in eligible plans. However, traditional SEP IRAs aren’t affected, so you’ll need to check if your plan qualifies for these new rules.
Conclusion
So, as you plan for 2025, remember that while deadlines seem strict, missing them might just mean missing out on your future. Ironically, the more you prepare now, the less you’ll worry about last-minute surprises—unless you enjoy the thrill of deadlines. Keep an eye on updates for 2026 and beyond, because in the end, staying ahead of the game is the best way to guarantee your retirement dreams don’t become just a distant memory.