403(b) plans for teachers are one of the most powerful and most misunderstood retirement savings tools available to California educators. Nearly every school district offers one, yet many teachers either do not participate or end up in high-fee products that quietly erode decades of savings. With new, higher contribution limits taking effect in 2026, this is an excellent moment to understand how these plans work, how much you can contribute, and how to avoid the pitfalls that are unfortunately common in the K-12 marketplace.
How a 403(b) Works for Educators
A 403(b) is a workplace retirement plan available to employees of public schools and certain nonprofit organizations. It functions much like the 401(k) plans offered in the private sector: you elect to defer a portion of each paycheck into the account, the money is invested, and it grows tax-deferred until you withdraw it in retirement. Many districts also offer a Roth 403(b) option, where contributions are made after tax and qualified withdrawals in retirement are tax-free.
For California teachers, the 403(b) is a supplement to, not a replacement for, your CalSTRS pension. Because most California educators do not pay into Social Security, the savings you build in a 403(b) often has to do the work that Social Security does for private-sector workers.
403(b) Plans for Teachers: 2026 Contribution Limits
The IRS raised the limits for 2026, and they are generous:
- Basic employee deferral: $24,500 for 2026.
- Age 50+ catch-up: an additional $8,000, bringing the total to $32,500.
- Ages 60 to 63 “super catch-up”: under SECURE 2.0, educators in this age band may contribute an enhanced catch-up of $11,250 instead of the standard $8,000, for a total of $35,750.
These figures come directly from the IRS 2026 cost-of-living announcement. Also note that beginning in 2026, higher earners are generally required to make catch-up contributions on a Roth basis; the IRS catch-up contribution rules explain the details.
The 15-Year Service Rule
403(b) plans have a special feature most other plans lack: employees with at least 15 years of service with the same eligible employer may qualify to contribute up to an extra $3,000 per year, subject to a $15,000 lifetime cap and other limits. The calculation is notoriously tricky, so it is wise to confirm eligibility with your plan administrator before relying on it.
The Fee Problem Every Teacher Should Know About
Here is the uncomfortable truth about the K-12 403(b) marketplace: unlike large corporate 401(k) plans, which are overseen by employers with a fiduciary duty, many school district 403(b) menus are filled with products sold by commissioned agents, frequently high-cost variable or indexed annuities. Annual costs of 2 percent or more are not unusual, and surrender charges can lock teachers in for years. Over a 30-year career, the difference between a 2 percent fee and a 0.2 percent fee can consume hundreds of thousands of dollars of retirement wealth.
California teachers have a valuable, state-provided defense: 403bCompare, a free website run by CalSTRS that lists every vendor registered to sell 403(b) products to California school employees, along with their fees and investment options. Before signing anything, look your vendor up. Many districts also offer access to CalSTRS Pension2, a low-cost 403(b) and 457(b) program designed specifically for educators.
403(b) or 457(b)? You May Not Have to Choose
Many California school districts offer both a 403(b) and a 457(b) plan, and the two have separate contribution limits. A teacher under 50 could defer $24,500 into each in 2026, a combined $49,000, and catch-up contributions can push the total even higher. The 457(b) also has a unique advantage: withdrawals after separation from service are not subject to the 10 percent early withdrawal penalty, which makes it especially useful for educators considering retirement before age 59½. We covered the details in our 457(b) plan guide for California public employees.
Why Saving Beyond CalSTRS Matters
A full-career educator can retire with a meaningful CalSTRS pension, but most teachers do not work a full 40-year career in the classroom, and the pension formula reflects that. Career changers, part-time educators, and those who took time away for family often discover that their projected pension replaces far less of their income than they expected. A consistently funded 403(b), started early and invested in low-cost funds, is the most direct way for teachers to close that gap on their own terms.
Key Takeaways
The 2026 limits give teachers real room to save: $24,500 as a baseline, $32,500 at age 50, and $35,750 from ages 60 to 63. The plan itself is only half the story, though. Choosing a low-cost vendor, considering the Roth option, and coordinating your 403(b) with a 457(b) and your CalSTRS pension are where the real planning value lies.
We help California teachers and public sector employees build retirement plans that make the most of every account available to them. If you would like a second opinion on your 403(b) vendor or a plan for closing your pension gap, we invite you to schedule a free 30-minute call with Rooney Wealth Management.
Rooney Wealth Management LLC is an investment adviser registered with the state of California. This article is for educational purposes only and is not tax, legal, or investment advice. Please consult your tax or financial professional regarding your specific situation.
