1. Short title This Act may be cited as the Iran Counterterrorism Act of 2023 . 2. Modification of waiver authorities with respect to sanctions imposed with respect to the financial sector of Iran (a) FY 2013 NDAA Section 1247 of the National Defense Authorization Act for Fiscal Year 2013 ( 22 U.S.C. 8806 ) is amended as follows: (1) In subsection (f)(1)— (A) in subparagraph (A), by striking determines that such a waiver and inserting the following: determines that— (i) the Government of Iran has ceased to provide support for acts of international terrorism; or (ii) such a waiver