Industry sources told BBC political correspondent Ross Hawkins the industry-backed press regulator would not apply for formal recognition under the government's royal charter plans and it will not apply to be the official regulator.
It is hoped the agreements will allow authorities to press on with projects which encourage growth rather than having to apply for Whitehall funding each time.
"Our lawyers concluded that in the absence of a statement to the contrary from Congress, the Fair Labor Standards Act would apply, " domestic policy advisor Bruce Reed told The Associated Press.