management agencies to promote the efficient use of the radio spectrum in the public interest), signed on August 1, 2022, or any successor memorandum. (3) Spectrum action The term spectrum action means a proposed action by the Commission to reallocate radio frequency spectrum that is anticipated to result in a system of competitive bidding conducted under section 309(j) of the Communications Act of 1934 ( 47 U.S.C. 309(j) ) or that could potentially cause interference to the spectrum operations of a Federal entity. . 203. Spectrum management improvements (a) Prototyping Consistent with subparagraphs (F), (L), (P), and (U) of section 103(b)(2) of the National Telecommunications and Information Administration Organization Act ( 47 U.S.C. 902(b)(2) ), the Under Secretary, in coordination with the Commission and in consultation with other relevant Federal agencies, shall develop, establish, prototype, and support the implementation of common models, common methodologies, and common inputs to inform, with respect to frequencies assigned on a primary or co-primary basis to 1 or more Federal entities, electromagnetic spectrum management decisions relating to— (1) technologies and techniques to control radio frequency emissions and interference