(a) This subsection applies only to a person who entered into a written agreement to perform service as a physician in exchange for loan repayment assistance under this subchapter before September 1, 2003. The agreement continues in effect and this subchapter, as it existed when the person entered into the agreement, is continued in effect for purposes of that agreement until the person satisfies all the conditions of the agreement or repays all amounts due under the agreement if the person does not satisfy the conditions of the agreement.
(b) A person receiving loan repayment assistance under this subchapter immediately before the effective date of the amendments made to this subchapter by the 81st Legislature, Regular Session, 2009, may continue to receive loan repayment assistance under this subchapter, as this subchapter applied to the person immediately before the effective date of those amendments, until the person is no longer eligible for loan repayment assistance under this subchapter, as this subchapter existed on that date, and the former law is continued in effect for that purpose.

(c) A person to whom this section applies is not eligible to receive repayment assistance under another provision of this subchapter.