[fbdab103]

>A work of the United States government, is defined by the United States copyright law, as "a work prepared by an officer or employee of the United States Government as part of that person's official duties."[1] Under section 105 of the Copyright Act of 1976,[2] such works are not entitled to domestic copyright protection under U.S. law and are therefore in the public domain.

https://en.wikipedia.org/wiki/Copyright_status_of_works_by_t...

[SideQuark]

Try reading the rest of the page you linked. It states what I claimed.

And copyright is not the only form of legal protection available to code.

This approach fails on all fronts.

[Caligatio]

This appears to exclude work done by the private sector under contract which is almost certainly how this app was developed.