Most pre-retirement payments you receive from a retirement plan or IRA can be “rolled over” by depositing the payment in another retirement plan or IRA within 60 days. You can also have your financial institution or plan directly transfer the payment to another plan or IRA.
The Rollover Chart summarizes allowable rollover transactions.
You can roll over all or part of any distribution of your retirement plan account except:
Regular periodic pension payments that you would begin receiving at age 65 are #5 on the list of distributions that are not eligible for rollover. To be able to do a rollover you would likely have to receive a pension buyout before the regular periodic pension payments begin.