The phrase "authorities assigned to" is correct and usable in written English.
It can be used when referring to specific authorities or individuals who have been designated to a particular task or responsibility.
Example: "The authorities assigned to oversee the project will conduct regular evaluations to ensure compliance with regulations."
Alternatives: "designated authorities for" or "appointed officials to".
Officials said privately that the changes could help tamp the current furor over the NSA's sweeping powers by narrowing the authorities assigned to its director.
Such cases force black families again to consider how to safeguard their children and themselves from the violence they suffer at a disproportionate rate at the hands of authorities assigned to protect them.
American officials told me that British military authorities assigned to CENTCOM were urging the Pentagon to forgo its airborne operations inside Afghanistan and, instead, bring the war to the Taliban by establishing a large firebase in Afghanistan.
And given the detailed and carefully wrought statutory deadlines and the authority assigned to Florida's election officials, there is no basis for inferring that the Legislature intended courts to exercise equitable powers to change the rules in the midst of the state's efforts to ascertain and pronounce election results.
MR. COUNSELLOR SMIRNOV: Consequently, the telegrams of those special units which, by order of high police authorities, were assigned to carry out special actions in co-operation with military units, did not pass through your hands in September and October of 1941?
Authority is assigned to the Principal actor to seek rectification or enforce sanctions when goals are not accomplished or responsibilities not met [ 4, 5].
She and several colleagues waited there for two days, sometimes sleeping in chairs, before authorities assigned her to a clinic in Valencia, she said.
It also calls for a review of property taxes with a view to decentralising control of them and says 10% of the income-tax take in each of the combined authorities "should be assigned to those authorities".
This uprising of the citizenry complicated relations with the authorities who were assigned to govern and police these villages.
Two vehicles were found that authorities believe were assigned to pick up the boat's passengers, Laguna Beach police said.
"Someone more truthful would be nice," said John Stermel, a police officer with the Delaware River Port Authority who was assigned to an F.B.I. terrorism task force.
