; and (B) notwithstanding paragraph (15)(A) of section 309(j) of the Communications Act of 1934 ( 47 U.S.C. 309(j) ), not later than December 31, 2021, begin a system of competitive bidding under such section to grant new initial licenses for the use of such spectrum, subject to flexible-use service rules. (2) Exemption from notification requirement The first sentence of section 113(g)(4)(A) of the National Telecommunications and Information Administration Organization Act ( 47 U.S.C. 923(g)(4)(A) ) shall not apply with respect to the system of competitive bidding required by paragraph (1)(B). (3) Proceeds to cover 110 percent of Federal relocation or sharing costs Nothing in paragraph (1) shall be construed to relieve the Commission from the requirements of section 309(j)(16)(B) of the Communications Act of 1934 ( 47 U.S.C. 309(j)(16)(B) ). (c) Commission defined In this section, the term Commission means the Federal Communications Commission.