An officer, having made an arrest under a warrant to him directed, may, if convenient, convey the prisoner through any town or county, and, in respect to such prisoner, shall have the powers of an officer of such town or county.
N.H. Rev. Stat. Ann. § 594:8
Conveying Prisoner
Source
Official source: New Hampshire General Court. Reproduced from public-domain New Hampshire statutes; confirm against the official source for the current text. Not legal advice.