Final answer:
The 1931 Davis-Bacon Act covers all government contractors receiving $10,000 or more in federal funds.
Step-by-step explanation:
The legislation that covers all government contractors receiving $10,000 or more in federal funds is the 1931 Davis-Bacon Act. This act requires federal contractors to pay employees no less than the prevailing wages in the area. It was enacted to ensure that government contracts do not result in unfair competition by contractors who pay lower wages.