Section 4370 - Applicability to rule change on or after January 1, 2004(a) This article applies to a rule change commenced on or after January 1, 2004.(b) Nothing in this article affects the validity of a rule change commenced before January 1, 2004.(c) For the purposes of this section, a rule change is commenced when the board takes its first official action leading to adoption of the rule change. Added by Stats 2012 ch 180 (AB 805),s 2, eff. 1/1/2013, op. 1/1/2014.