TSP in-service withdrawals, and what they cost

It’s a withdrawal you take while still employed, and there are two types: financial hardship withdrawals and age-59½ withdrawals. One turns on how old you are, and the other on whether you can document a genuine financial need.

The word that matters is permanent. A withdrawal isn’t a loan, so nothing is repaid and the money never resumes earning inside your account. The TSP puts it plainly: withdrawals permanently reduce your retirement savings along with the earnings that money would have produced.

Marriage adds a step. A married FERS participant needs their spouse to sign a consent waiver before an in-service withdrawal goes through.

One account type is excluded entirely. You can’t take an in-service withdrawal from a beneficiary participant account (one inherited from a deceased participant).

This is the simpler of the two, and it asks nothing except that you’ve reached the age. Once you are 59½, you can take money out while still working, with no hardship to document and no reason to state.

There’s a frequency cap rather than an amount cap. You can make up to four age-59½ withdrawals per calendar year, which is a limit on how often rather than how much.

You can withdraw only vested money. Your own contributions and the agency matching contributions are always yours, but the agency automatic 1% contribution vests only after a set period of service.

One administrative quirk is worth knowing in advance. The TSP takes your age from the date of birth your agency reported, so if that date is wrong, the correction has to come from the agency rather than the TSP.

The TSP allows a hardship withdrawal only for five named situations, such as recurring negative cash flow or losses from a FEMA-declared disaster, and only once every six months. Our lesson on TSP hardship withdrawals covers what qualifies, what it costs, and how it compares with a loan.

The taxable portion is ordinary income in the year you take it, and a 10% early withdrawal penalty tax may apply on top if you’re under 59½. That combination is what makes a hardship withdrawal expensive at exactly the moment you can least afford it.

Not everything in the withdrawal is taxable. Your Roth contributions and any tax-exempt contributions come out without federal tax, because they were already taxed or were never taxable.

The earnings are where the two balances diverge. Earnings on traditional contributions are always taxable, while earnings on Roth contributions are taxable too unless the distribution is qualified.

Qualified has a specific meaning worth knowing before you count on it. Five years must have passed since January 1 of the year of your first Roth contribution, and you must be 59½, disabled, or deceased. Traditional vs. Roth TSP covers what that distinction means over a career.

This is not our editorial position; it’s in the TSP's own booklet. If you are in pay status and eligible for a loan, the TSP says you may want to consider that option because it has certain advantages over a withdrawal.

Two advantages, in their words. A loan is not taxable income. And because you repay your own account, you continue to accrue earnings on the money you borrowed once it is back.

A withdrawal offers neither. The taxable portion is taxed, a penalty may apply, and the amount you took never resumes earning because it is never returned.

That doesn’t make a loan free, and TSP loans covers what it genuinely costs. It does mean the two options are not close on the tax question, which is the part most people compare last.

Start by working out the real number rather than the headline one. The taxable portion plus a possible 10% penalty means the amount that reaches your bank account is meaningfully smaller than the amount you request.

Then check whether you’re actually eligible for the simpler route. If you have reached 59½, the age-based withdrawal needs no documentation at all, so there is rarely a reason to file a hardship claim instead.

If the need is an emergency rather than a planned expense, there’s a prior question. Cash savings versus extra TSP covers why a separate cushion exists, and reaching into retirement money is exactly what it is meant to prevent.

Finally, remember that withdrawals in retirement follow entirely different rules, which TSP withdrawal strategies covers. To see where your TSP sits in your wider plan, run your free readiness score.