29 U.S.C. § 413

Retention of existing rights of members

Nothing contained in this subchapter shall limit the rights and remedies of any member of a labor organization under any State or Federal law or before any court or other tribunal, or under the constitution and bylaws of any labor organization.

( Pub. L. 86–257, title I, § 103 , Sept. 14, 1959 , 73 Stat. 523 .)