Yes, pre 1986 tax reform, personal credit card interest was deductible for any purchase. Crazy times... https://turbotax.intuit.com/tax-tips/small-business-ta

Yes, pre 1986 tax reform, personal credit card interest was deductible for any purchase. Crazy times... https://turbotax.intuit.com/tax-tips/small-business-taxes/is-interest-on-credit-cards-tax-deductible/L3TlLAaoI https://turbotax.intuit.com/tax-tips/small-business-taxes/is...