IRS Notice 2023-30 set forth the safe harbor language for extinguishment and boundary line adjustment clauses required by y § 605(d)(1) of the SECURE 2.0 Act of 2022 (SECURE 2.0 Act). It addresses only amendments to extinguishment and boundary line adjustment clauses in accordance with § 605(d) of the SECURE 2.0 Act. This safe harbor notice does not address any other deed amendments. Donors are not required to make the amendments described in this notice.