The phrase "authorizing payment of" is correct and usable in written English.
It can be used in contexts where you are granting permission or approval for a payment to be made.
Example: "The manager is responsible for authorizing payment of all invoices submitted by the vendors."
Alternatives: "approving payment of" or "granting payment of".
"The president should hold firm," he said, "and not permit Congress to insist on holding its breath rather than doing its job of authorizing payment of the debts it has already incurred unless and until the president blinks on one of his signature initiatives".
An individual whose earning or productive capacity is impaired to the extent that the individual is unable to earn at least the applicable minimum wage may be paid a commensurate wage, but only after the employer has obtained a certificate authorizing payment of special minimum wages from the appropriate office of the Wage and Hour Division of the Department of Labor.
In November 1999 the U.S. Congress passed legislation authorizing payment of compensation to the families of the American Black Hawk victims.
Letter of credit, order from a bank to a bank or other party abroad authorizing payment of money (up to a specified limit) to a person named in the letter.
Congress clearly authorized payment of the tax credits, out of a government account earmarked for tax refunds.
Over the course of that time, the indictment says, Cicero's insurance committee -- Ms. Loren-Maltese, Police Chief Emil Schullo and Treasurer Joseph DeChicio -- authorized payment of $28 million to the firm without the approval of the town board as required by ordinance.
Certainly, the entanglements of the government and the Mafia remain shocking: one document, prepared for the House Select Committee on Assassinations, summarizes the evidence flatly, stating that Allen Dulles, the head of the C.I.A., authorized payment of a hundred and fifty thousand dollars for a plot against Castro involving Johnny Roselli and Sam Giancana.
328, 336, 59 L.Ed. 644, Ann.Cas.1916B, 691, sustained the validity of Sections 8 and 16 of the Interstate Commerce Act, 49 U.S.C.A. §§ 8, 16, which authorized payment of attorney fees to shippers injured as a result of violation of the Act by railroads.
Prior to amendment, section authorized payment of a per diem to members of the uniformed services on duty outside of the United States or in Hawaii or Alaska and specified what elements were to be considered in determining the per diem allowance.
Northwest Orient's president, Donald Nyrop, authorized payment of the ransom and ordered all employees to cooperate fully with the hijacker.
Cardinal Timothy M. Dolan of New York authorized payments of as much as $20,000 to sexually abusive priests as an incentive for them to agree to dismissal from the priesthood when he was the archbishop of Milwaukee.
