; and (B) efforts of the Federal Government to promote a more secure, diverse, sustainable, and competitive supply chain for Open RAN 5G Networks. (e) Authorization of appropriations (1) Amount authorized There is authorized to be appropriated to make grants under subsection (a) $750,000,000 for fiscal years 2021 through 2031. (2) Availability Amounts made available under paragraph (1) shall remain available through fiscal year 2031. (f) Definitions In this section: (1) 3gpp The term 3GPP means the Third Generation Partnership Project. (2) 5g network The term 5G network means a radio network as described by 3GPP Release 15 or higher, or any successor network. (3) Assistant secretary The term Assistant Secretary means the Assistant Secretary of Commerce for Communications and Information. (4) Commission The term Commission means the Federal Communications Commission. (5) Open Network equipment The term Open Network Equipment means equipment that follows a set of open standards (such as O–RAN standards or the Open Radio Access Network approach to standardization, adopted by the O–RAN Alliance, 3GPP, or other organizations) and open interfaces for multi-vendor network equipment interoperability, such that the equipment may be integrated into the Radio Access Networks of an Open RAN 5G Network. (6) Open ran 5g network The term Open RAN 5G Network means a 5G network that follows a set of open standards (such as O–RAN standards or the Open Radio Access Network approach to standardization, adopted by the O–RAN Alliance, 3GPP, or other organizations) and open interfaces for multi-vendor network equipment interoperability. (7) Relevant committees of Congress The term relevant committees of Congress means— (A) the Committee on Energy and Commerce of the House of Representatives; (B) the Permanent Select Committee on Intelligence of the House of Representatives; (C) the Committee on Foreign Affairs of the House of Representatives; (D) the Committee on Homeland Security of the House of Representatives