59 and a half years old
Money saved in a 457 plan is designed for retirement, but unlike 401(k) and 403(b) plans, you can take a withdrawal from the 457 without penalty before you are 59 and a half years old.

Can I withdraw money from my 457 B?

If you have a 457(b), you can withdraw funds from the account without facing an early withdrawal penalty. But if you’ve been saving in a 403(b), you’ll take a 10% penalty surtax on any distributions you take before you hit age 59.5.

59½
Unlike other retirement plans, under the IRC, 457 participants can withdraw funds before the age of 59½ as long as you either leave your employer or have a qualifying hardship. You can take money out of your 457 plan without penalty at any age, although you will have to pay income taxes on any money you withdraw.

Can a 457 plan be used to defer taxes?

Plans eligible under 457 (b) allow employees of sponsoring organizations to defer income taxation on retirement savings into future years. Ineligible plans may trigger different tax treatment under IRC 457 (f).

How old do you have to be to withdraw from 457 plan?

If you have a governmental or non-governmental 457 (b) plan, you can withdraw some or all of your funds upon retirement, even if you are not yet 59½ years old. There is no 10% penalty as there is with other types of plans.

Can a 457 ( b ) plan include designated Roth accounts?

Can a 457 (b) plan include designated Roth accounts? Yes, a governmental 457 (b) plan may be amended to allow designated Roth contributions and in-plan rollovers to designated Roth accounts.

Can a 457 plan be rolled over to a traditional IRA?

You can roll over funds in your governmental 457 (b) plan to a traditional IRA, 401 (k), 403 (b), or another 457 governmental plan. 3  The rules for 457 (b) plans at a private tax-exempt organization are much more restrictive. Your funds in such a plan can only be rolled over into another non-governmental 457 plan.