RSA 612:12 Confinement in Jail When Necessary.

The officer or person executing the governor's warrant of arrest, or the agent of the demanding state to whom the prisoner has been delivered, may, when necessary, confine the prisoner in the jail of any county or city through which he may pass, and the keeper of such jail must receive and safely keep the prisoner until the officer or person having charge of him is ready to proceed on his route, such officer or person being chargeable with the expense of keeping. The officer or agent of a demanding state to whom a prisoner has been delivered following extradition proceedings in another state, or to whom a prisoner has been delivered after waiving extradition in such other state, and who is passing through this state with the prisoner for the purpose of immediately returning such prisoner