The phrase "authorized proof" is correct and usable in written English.
It can be used in contexts where verification or validation is required, indicating that the proof has been officially sanctioned or approved.
Example: "To complete your application, please submit an authorized proof of your identity."
Alternatives: "official verification" or "certified evidence".
Here we are to consider merely, whether Congress authorized the method of proof and of adjudication pursued, and whether it could authorize it, consistently with the Constitution.
In last February's Republican primary debate Romney dubbed Arizona's controversial immigration policy -- that authorized police to demand proof of citizenship from anyone looking Hispanic -- a "model law" for the rest of the nation.
Ms. Brewer's order reversed a longstanding practice by the state's Transportation Department of giving driver's licenses to beneficiaries of deferred-deportation action, like asylum seekers, by accepting their work permits as proof of their authorized presence.
The Mint felt it improper to suspend coinage of a coin authorized by Congress, and issued proof coins (generally a few dozen to the tiny numismatic community) from specially-polished dies, also producing enough circulation strikes so that the proof coins would not be unduly rare.
New voters could get on the rolls within 30 days of an election without proof of their address, as long as they authorized officials to investigate their domicile or provided proof to election officials within 10 days after the election.
She offered concrete proof that the law authorized a man to "kidnap" his wife, take away her children, and deprive her of personal liberty.
At least 40 warehouse workers who could not produce proof that they were authorized to work in the United States quit or were suspended.
The complaint also notes that in some cases, T-Mobile claimed that consumers had authorized the charges despite having no proof of consumers doing so.
Individuals who login as "root" from the initial xlogin screen or otherwise use workstations without identifying themselves as authorized Athena users may be asked for proof of identification by Athena staff members responsible for the maintenance of Athena computing facilities.
Any and all warranty disputes are resolved by a valid proof of purchase from an authorized reseller.
