You must generally amortize over 15 years the capitalized costs of "section 197 intangibles" you acquired after August 10, 1993. You must amortize these costs if you hold the section 197 intangibles in connection with your trade or business or in an activity engaged in for the production of income.

Note: You may not be able to amortize section 197 intangibles acquired in a transaction that did not result in a significant change in ownership or use. Refer to Anti-Churning Rules in Publication 535 for 2022 PDF.