(b) A request for prior approval for budget revision shall be made promptly by the sponsor whenever—
(1) The revision results from changes in the scope or objective of the project; or
(2) The revision increases the budgeted amounts of Federal funds needed to complete the project.
(c) The sponsor shall promptly notify the FAA whenever the amount of the grant is expected to exceed the needs of the sponsor by more than $5,000, or 5 percent of the grant amount, whichever is greater.
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