2026 Catch-Up Limits Explained

How much extra can a late-career saver shovel into a retirement account in 2026? More than you’d guess, and there’s a new wrinkle that catches high earners off guard. The catch-up rules changed for 2026, and the most useful one only exists for four birthdays.

Catch-up contributions are the extra amount the IRS lets you add to a retirement account once you hit 50, on top of the regular limit. They’re the late-career saver’s gift, and 2026 brought three things worth knowing.

The new numbers

For 2026, the basic 401(k), 403(b), and 457(b) employee deferral limit is $24,500. Once you turn 50, you can add an $8,000 catch-up on top, for $32,500 in a single year.

The IRA limit is $7,500 for 2026, with a $1,100 catch-up at 50 and up. That catch-up used to be frozen at $1,000 for years. SECURE 2.0 finally indexed it to inflation, and 2026 is the first year it moved.

The four-year window most people miss

Here’s the one that matters. If you’re 60 to 63 in 2026, your workplace catch-up isn’t $8,000. It’s $11,250.

SECURE 2.0 created a “super catch-up” for that narrow age band, and it’s a lot of room. A 61-year-old can put $24,500 plus $11,250 into a 401(k), which is $35,750 in one year. The window slams shut the year you turn 64, when you drop back to the regular catch-up. So these are four of the most valuable saving years you’ll ever get, and almost nobody plans around them because the rule is buried.

The Roth catch-up surprise for high earners

Now the wrinkle. Starting in 2026, if your wages from your employer topped the indexed threshold (the base is $145,000) the prior year, your catch-up has to go in as Roth. After-tax dollars, no upfront deduction.

This isn’t about how much you can save. It’s about which bucket it lands in. The high earner who assumed the catch-up would shave their taxable income loses that deduction and pays the tax now instead. The flip side is you’re building a tax-free pot you’ll never owe a required minimum distribution on, which for a lot of high earners is the better deal anyway. Either way, find out before December, not when your payroll system rejects the pre-tax election.

What to do about it

If you’re in the 60 to 63 band, the move is simple. Max the super catch-up while the window is open. Four years of an extra few thousand dollars, compounding for two or three decades, is real money you can’t get back later.

And if you’re a high earner blindsided by the Roth requirement, don’t fight it. A forced Roth contribution is still a tax-free account growing for the rest of your life. The dumbest response is to skip the catch-up entirely because the tax treatment annoyed you. The window doesn’t reopen, and neither do the years.