Rules adopted by the department pursuant to this article are routine technical rules except that rules adopted by the department after January 1, 2010 pursuant to section 484, subsections 1, 3, 4, 4?A, 5, 6 and 7 are major substantive rules as defined in Title 5, chapter 375, subchapter 2?A. [PL 2011, c. 359, §4 (RPR).]