Section 335.415 - Head of the nurse licensing board defined1. The term "head of the nurse licensing board" as referred to in section 335.390 of this compact shall mean the executive director of the Missouri state board of nursing.2. This compact is designed to facilitate the regulation of nurses, and does not relieve employers from complying with statutorily imposed obligations.3. This compact does not supersede existing state labor laws.Added by 2016 Mo. Laws, SB 608,s A, eff. 9/14/2016.Added by 2016 Mo. Laws, SB 635,s A, and2016 Mo. Laws, HB 1816,s A, eff. as indicated in Section 3, which provides: "The repeal of sections 335.300 to 335.355 and the enactment of sections 335.360 to 335.415 of this act shall become effective on December 31, 2018, or upon the enactment of sections 335.360 to 335.415 of this act by no less than twenty-six states and notification of such enactment to the revisor of statutes by the Interstate Commission of Nurse Licensure Compact Administrators, whichever occurs first. effective on December 31, 2018, or upon the enactment of sections 335.360 to 335.415 of this act by no less than twenty-six states and notification of such enactment to the revisor of statutes by the Interstate Commission of Nurse Licensure Compact Administrators, whichever occurs first. enactment to the revisor of statutes by the Interstate Commission of Nurse Licensure Compact Administrators, whichever occurs first..