
Section 754 Election and 743(b) Basis Adjustments: How Partnerships Step Up Inside Basis When a Partner Buys In or Dies
A Section 754 election triggers a 743(b) inside-basis step-up when a partner dies, sells, or is bought in — preventing heirs and incoming partners from paying tax twice on the same appreciation. This guide covers 743(b) and 734(b) mechanics, Section 755 allocation across asset classes, the substantial built-in loss rule, Form 15254 revocation, and when the administrative cost outweighs the benefit.










