Subject to appropriations provided pursuant to section 9123 of this title, the Director shall pay to each State library administrative agency having a State plan approved under section 9134 of this title the Federal share of the cost of the activities described in the State plan.
The non-Federal share of payments shall be provided from non-Federal, State, or local sources.
If the amount made available under this subchapter for a fiscal year is less than the amount made available under this subchapter for the preceding fiscal year, then the expenditures required by subparagraph (A) for such preceding fiscal year shall be decreased by the same percentage as the percentage decrease in the amount so made available.
The level of State expenditures for the purposes of paragraph (1) shall include all State dollars expended by the State library administrative agency for library programs that are consistent with the purposes of this subchapter. All funds included in the maintenance of effort calculation under this subsection shall be expended during the fiscal year for which the determination is made, and shall not include capital expenditures, special one-time project costs, or similar windfalls.