Subject to subsection (b) of this section, educational or vocational counseling services obtained by the Department of Veterans Affairs by contract and provided to an individual under
section 3697A of this title or to an individual applying for or receiving benefits under section 1524 or chapter 30, 32, 33, 34, or 35 of this title, or chapter 106 of title 10, shall be paid for out of funds appropriated, or otherwise available, to the Department of Veterans Affairs for payment of readjustment benefits.