Any municipality, in lieu of complying with the minimum penalties fixed by the State Board, pursuant to section five of this act, may maintain a system of internal checks upon the tax collection process in the manner prescribed by either section seven, section eight or section nine of this act, as the case may be, or in such other manner, adequate to insure verifiable accounting for cash receipts, as the State Board may authorize or approve.

L.1940, c. 257, p. 970, s. 6.