N.D. Cent. Code § 14-02.4-07
Notwithstanding sections 14-02.4-03 through 14-02.4-06, it is not a discriminatory practice for an employer to fail or refuse to hire and employ an individual for a position, for an employer to discharge an individual from a position, or for an employment agency to fail or refuse to refer an individual for employment in a position, or for a labor organization to fail or refuse to refer an individual for employment in a position if the occupancy of the position, or access to the premises upon which the duties of the position are performed, is subject to a requirement imposed in the interest of the national security of the United States under a security program administered under a statute of the United States or an executive order of the president and the individual has not fulfilled or has ceased to fulfill that requirement.
N.D.C.C. § 14-02.4-07