Air Force Software Licensing Bible

If I ever had any questions about how the government can use or demand software with open source licenses, the answer is in this surprisingly readable, unimaginably well-documented manual: Acquiring and Enforcing the Government's Rights in Technical Data and Computer Software Under Department of Defense Contracts: A Practical Handbook for Acquisition Professionals

DOL is with the program.

"Before enactment of this requirement for data exchange standardization, the Department had been a proponent of and strong advocate for the use of open source technologies and data exchange standards in the development of IT systems..." – Part of a proposed rule change at the Federal-State Unemployment Insurance Program