If you receive retirement benefits, from a previous employer's plan, you are not considered to be an active participant in a retirement plan. Reference: Publication 590, page 14.
Your ability to make a deduction is limited by your spouse being an active participant, but those income limits are higher than if you were a participant. Reference: https://www.investopedia.com/ask/answers/081414/can-i-deduct-my-individual-retirement-account-ira-co...
