Payments under this chapter may be made in advance or by way of reimbursement and in such installments as the Secretary may determine.

(Pub. L. 91–616, title VI, § 603, formerly title V, § 503, Dec. 31, 1970, 84 Stat. 1855, renumbered Pub. L. 94–371, § 7, July 26, 1976, 90 Stat. 1038.)