42 U.S.C. § 300d: Preferences in making grants

The Secretary shall establish an award basis for each eligible trauma center for grants under section 300d–41(a)(1) of this title according to the percentage described in paragraph (2), subject to the requirements of section 300d–41(b)(3) of this title . With respect to a category A trauma center, 100 percent of the uncompensated care costs. With respect to a category B trauma center, not more than 75 percent of the uncompensated care costs. With respect to a category C trauma center, not more than 50 percent of the uncompensated care costs. reserve 25 percent of the amount allocated for core mission awards for Level III and Level IV trauma centers; and that have at least 1 graduate medical education fellowship in trauma or trauma related specialties for which demand is exceeding supply; annual uncompensated care costs exceed $10,000,000; or at least 20 percent of emergency department visits are charity or self-pay or Medicaid patients; and that are not eligible for substantial uncompensated care awards under section 300d–41(a)(1) of this title . give preference to any application submitted by a trauma center that provides trauma care in a geographic area in which the availability of trauma care has significantly decreased or will significantly decrease if the center is forced to close or downgrade service or growth in demand for trauma services exceeds capacity; and reallocate any emergency awards funds not obligated due to insufficient, or a lack of qualified, applications to the significant uncompensated care award program.