The phrase "authorities in determining" is correct and usable in written English.
It can be used when discussing individuals or groups that have the power or expertise to make decisions or judgments about a particular matter.
Example: "The authorities in determining the safety regulations for the construction industry are responsible for ensuring compliance with the law."
Alternatives: "experts in assessing" or "decision-makers in evaluating".
Canada stands ready to provide whatever support it can to assist authorities in determining the cause of the crash".
The official said the order would give the existing intelligence chief limited new authorities in determining the budget of national-level intelligence programs.
She apparently sided with the authorities in determining that it would take a leap of faith -- if not logic -- to believe that such a tale would be told for a loved one's benefit.
The UN refugee body UNHCR said it understood "enhanced screening" procedures had been used by Australian authorities in determining whether the protection claims of the 41 asylum seekers were worthy of further consideration.
Mercedes-Benz Motorsport said in a statement: "We will work in full cooperation with the authorities in determining the exact circumstances of the accident".
This study develops a decision model to assist bridge authorities in determining a preferred maintenance prioritization schedule for a degraded bridge network in a community that optimizes the performance of transportation systems within budgetary constraints at a regional scale.
The special agents in charge of F.B.I. field offices have final authority in determining "in a timely manner" whether an illegal immigrant has terrorist links, the F.B.I. said in the report.
The group said in another statement that the bill "will without question result in patients' inability to obtain access to needed medications," and expressed concern that it would grant the F.D.A. "sweeping, unprecedented authority in determining what pharmacies can compound".
But the supreme court's 2013 decision to strike down a key part of the Defense of Marriage Act (Doma) did not settle a key question: it remains unclear whether states or the federal government get authority in determining whether same-sex couples have a basic legal right to wed.
The union is also striking for the right of college instructors to have more oversight and authority in determining what and how they teach.
He was a hit maker and a star maker and appeared to have absolute authority in determining what was cool and popular.
