Are you asking about this in regard to the American Opportunity Credit? Whatever degree you have achieved--or not-- you can only use the AOC a total of four times. if you used it four times, you are done. You can try either the Lifetime Learning Credit or the Tuition and Fees credit instead.
https://ttlc.intuit.com/questions/3262983-who-is-eligible-to-take-the-american-opportunity-tax-credi...
https://ttlc.intuit.com/questions/1901172-what-are-education-tax-credits
https://ttlc.intuit.com/questions/1901487-what-is-the-tuition-and-fees-deduction
https://ttlc.intuit.com/questions/1901172-what-education-tax-credits-are-available
https://www.irs.gov/help/ita/am-i-eligible-to-claim-an-education-credit
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
