42 C.F.R. § 62.24
(a) To be eligible to participate in the Loan Repayment Program an individual must:
(1)
(c) Individuals in breach of a written contract entered into under section 338A of the Act and liable to the United States under section 338E(b) of the Act, in breach of a written contract entered into under section 225 of the Act (as in effect on September 30, 1977) and liable to the United States under section 225(f)(1) of the Act (as in effect on September 30, 1977) or in breach of any other obligation for health professional service to a Federal, State or local government entity are not eligible for participation in the Loan Repayment Program.
(Approved by the Office of Management and Budget under control number 0915-0127)