never
IRS rules and the Fed wage & hour laws (FLSA). No pay deductions without prior signed permission.
The federal law - FLSA - preempts all state laws on the topic.
The Fair Labor Standards Act (FLSA). See below link:
The FLSA is to enable unfair requests.
Presumably all presidents have signed laws. You need to specify which law.
1938
The contract will say which law is in effect but cannot be canged after it has been signed so will be the law that was there when it was signed.
The nation vocational education was signed into law in 1963.
The Equal Pay Act of 1963equal-pay-act-of-1963
The national vocational education act was signed into a law in 1963.
FLSA is silent on this issues, but many states have laws which govern meal and break periods.