If the witness from another state is summoned to attend and testify in a criminal prosecution in this state, the witness is entitled to the fees and expenses provided to witnesses under section 31-01-16. A witness who has appeared in accordance with the provisions of the summons shall not be required to remain within this state for a longer period of time than the period mentioned in the certificate.
N.D. Cent. Code § 31-03-29
Mileage and fees of witness from another state - Length of time to remain in state
Official source: North Dakota Legislative Branch. Reproduced from public-domain North Dakota statutes; confirm against the official source for the current text. Not legal advice.