Contributions to the Oregon Savings Growth Plan (OSGP) can be made on a pre-tax or after-tax basis or a combination of both (some exceptions may apply to local governments or school districts). You can change the contribution amount at any time.
In 2013, the annual maximum regular contribution amount you can contribute is $17,500 unless you are age 50 or over, in which case you are eligible for a catch-up contribution of an additional $5,500. Catch-Up Contributions