It is a discriminatory practice for a labor organization to deny full and equal membership rights to an applicant for membership or to a member; to expel, suspend, or otherwise discipline a member; or to accord adverse, unlawful, or unequal treatment to a person with respect to the person's hiring, apprenticeship, training, tenure, compensation, upgrading, layoff, or a term or condition of employment because of race, color, religion, sex, national origin, age, physical or mental disability, or status with respect to marriage or public assistance.
N.D.C.C. § 14-02.4-05