The phrase "authority demand" is correct and usable in written English.
It can be used in contexts where someone is requesting or requiring something based on their position of power or control.
Example: "The manager issued an authority demand for all employees to submit their reports by the end of the day."
Alternatives: "official request" or "command from authority".
The Tennessee Valley Authority built a power line to the plant at half the price Arkansas' authority demanded.
They included one against Mahmoud Abbas, the President of the Palestinian Authority, demanding that he leave office.
That September, India's top tax authority demanded to know why Vodafone had not paid taxes on the deal.
Ms Duka is contesting the SEC's authority, demanding to defend herself in a federal court instead.
Exercise of that authority demands a "very high degree of judgment and discretion, the abuse or misuse of which can have serious impact on individuals". Ibid.
Brussels's competition authority demanded the project be restructured: Gazprom would have owned both the pipeline and the gas that flowed through it, in violation of EU rules.
Instead it invested in the new prime minister what legislators described as the "real authority" demanded by Mr Bush as a condition for reigniting the peace process.
Today on National Voter Registration Day, organised by Bite the Ballot, I am writing to every local authority demanding action - because it's not too late for them to help register people to vote in this election.
I know how much we owe to our parents for that, and in particular our father Paul's serene authority, demanding generosity, absolute commitment to the pursuit of authentic excellence and total absence of ego".
He suggests kindly — though his intrinsic authority demands — that "a reassessment" of her work is in order, so that "a legitimate place" may yet be found "in European literature for the name Violet Trefusis".
