[Congressional Record Volume 170, Number 115 (Thursday, July 11, 2024)]
[Senate]
[Page S4901]
From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]

  SA 2558. Mr. PADILLA submitted an amendment intended to be proposed 
by him to the bill S. 4638, to authorize appropriations for fiscal year 
2025 for military activities of the Department of Defense, for military 
construction, and for defense activities of the Department of Energy, 
to prescribe military personnel strengths for such fiscal year, and for 
other purposes; which was ordered to lie on the table; as follows:

       At the appropriate place in title X, insert the following:

     SEC. ___. BRIEFING ON INDIUM PHOSPHIDE OPTICAL COMPOUND 
                   SEMICONDUCTORS AND PHOTONIC INTEGRATED 
                   CIRCUITS.

       Not later than March 1, 2025, the Assistant Secretary of 
     Defense for Critical Technologies shall, in coordination with 
     the Assistant Secretary of Defense for Industrial Base 
     Policy, provide to the Committee on Armed Services of the 
     Senate a briefing on the following:
       (1) The Department of Defense's current and potential uses 
     of indium phosphide optical compound semiconductors or 
     photonic integrated circuits technology.
       (2) An assessment of the dependence of the United States on 
     China for substrates, fabrication, advanced test and 
     packaging, and finished products containing indium phosphide 
     optical compound semiconductors or photonic integrated 
     circuits.
       (3) An assessment of supply chain vulnerabilities for 
     indium phosphide optical compound semiconductors.
                                 ______