This chapter does not relieve a client of a right, obligation, or duty under:

(1) Chapter 101;

(2) the federal National Labor Relations Act (29 U.S.C. Section 151 et seq.);

(3) the federal Railway Labor Act (45 U.S.C. Section 151 et seq.); or

(4) any other law governing labor relations.

Added by Acts 1999, 76th Leg., ch. 771, § 3, eff. Sept. 1, 1999. Amended by Acts 2013, 83rd Leg., ch. 117 (S.B. 1286), § 6, eff. Sept. 1, 2013.