N.D. Cent. Code § 43-18-15: Temporary license - When issued

The board, upon the payment of the regular examination fee, may issue a temporary permit to engage in the business of master plumber or journeyman plumber, or both, to any person who furnishes satisfactory evidence of the person's qualifications. Such permits are revocable permits and are effective to December thirty-first of the year in which they are issued. No person may be issued such temporary permits for longer than four years.