TITLE 26. INTERNAL REVENUE CODE § 743. Special rules where section 754 election or substantial built-in loss., 26 USCS § 743
Summary
(a) General rule. The basis of partnership property shall not be adjusted as the result of a transfer of an interest in a partnership by sale or exchange or on the death of a partner unless the election provided by section 754 [26 USCS § 754] (relating to optional adjustment to basis of partnership property) is in effect with respect to such partnership or unless the partnership has a substantial built-in loss immediately after such transfer.
(b) Adjustment to basis of partnership property. In the case of a transfer of an interest in a partnership by sale or exchange or upon the death of a partner, a partnership with respect to which the election provided in section 754 [26 USCS § 754] is in effect or which has a substantial built-in loss immediately after such transfer shall—