prior to January 1, 2032, the taxpayer receives written approval with respect to any property described in paragraph (1) from the Federal Energy Regulatory Commission or State or local officials, as appropriate. (d) Other definitions In this section— (1) Approved remote dam The term approved remote dam means— (A) a hydroelectric dam which— (i) exclusively services communities not interconnected to the Electric Reliability Council of Texas, the Eastern Interconnection, or the Western Interconnection, (ii) was licensed by the Federal Energy Regulatory Commission before December 31, 2020, (iii) does not contribute to atmosphere pollution, and (iv) has a maximum net output of not greater than 20 megawatts, and (B) any interconnection property associated with a dam described in subparagraph (A). (2) Fish passage The term fish passage means, with respect to any qualified dam, any new or upgraded turbine, fishway, or other fish passage technology which improves fish migration and survival rates. (3) Interconnection property The term interconnection property means, with respect to any dam described in paragraph (1)(A), any tangible property— (A) to enable the delivery of electricity from such dam to any customer, and (B) which satisfies the requirements under clauses (ii) and (iii) of section 48(a)(8)(B). (4) Obsolete river obstruction The term obsolete river obstruction means a qualified nonpowered dam (as defined in section 34(e)(3) of the Federal Power Act ( 16 U.S.C. 823e(e)(3) )) no longer serving its intended purpose. (5) Qualified dam The term qualified dam means a hydroelectric dam that is licensed by the Federal Energy Regulatory Commission or legally operating without such a license before the date of enactment of this section. . (b) Elective payment and transfer of credit (1) Elective payment Section 6417 of the Internal Revenue Code of 1986 is amended— (A) in subsection (b), by adding at the end the following: (13) The credit for maintaining and enhancing hydroelectric facilities under section 48F. , and (B)