51 Pa.C.S. § 3215

Any recipient of a stipend or other incentive payment under this subchapter shall sign, as part of the application for the incentive payment, a promissory note in a form prescribed by the Adjutant General by which the recipient promises to repay all amounts received if the recipient fails to complete the service obligation required by this subchapter or to meet other requirements established by the Adjutant General.