RSA 197:23-a Treasurer's Duties.

I. The treasurer shall have custody of all moneys belonging to the district and shall pay out the same only upon orders of the school board or upon orders of the 2 or more members of the school board empowered by the school board as a whole to authorize payments. The treasurer shall deposit the moneys in participation units in the public deposit investment pool established pursuant to RSA 6:45, or in federally insured banks authorized to accept deposits under RSA 6:8, I and I-a. In addition, funds may be deposited in banks outside the state if such banks pledge and deliver to a third party custodial bank or the regional federal reserve bank collateral security for such deposits of the following types:
(a) United States government obligations,
(b) United States government