spaceports, including the Space Rapid Capabilities Office. (d) Cooperation In carrying out the program under subsection (a), the Secretary may enter into a contract or agreement under section 2276 of title 10, United States Code. (e) Report Not later than 270 days after the date of the enactment of this Act, the Secretary shall submit to the congressional defense committees a report describing a plan for the program under subsection (a). 1613. Modification of enhancement of positioning, navigation, and timing capacity (a) Capability for trusted signals (1) Subsection heading Subsection (a) of section 1609 of the John S. McCain National Defense Authorization Act for Fiscal Year 2019 ( Public Law 115–232 ) is amended, in the subsection heading, by striking trusted signals and inserting alternative Global Navigation Satellite System signals . (2) Requirement Paragraph (1) of such subsection is amended to read as follows: (1) Requirement The Secretary of the Air Force shall ensure that military Global Positioning System (GPS) user equipment terminals have the capability, as appropriate to user needs and constraints, to incorporate signals from the Galileo satellites of the European Union and the QZSS satellites of Japan, beginning with the implementation of open-system architecture solutions, such as the Resilient-Embedded GPS/Inertial Navigation System (R-EGI), to accompany other alternative and complementary navigation sources for robust positioning, navigation, and timing. . (3) Waiver Paragraph (2) of such subsection is amended— (A) in subparagraph (A), by striking could not integrate such capability beginning with increment 2 of the acquisition of such terminals and inserting should not integrate such capability into the Resilient-Embedded GPS/Inertial Navigation System architecture