*260.1101.  Rulemaking authority. — 1.  The department shall adopt any rules required to implement sections 260.1050 to 260.1101 not later than July 1, 2009.  Any rule or portion of a rule, as that term is defined in section 536.010, that is created under the authority delegated in this section shall become effective only if it complies with and is subject to all of the provisions of chapter 536 and, if applicable, section 536.028.  This section and chapter 536 are nonseverable and if any of the powers vested with the general assembly pursuant to chapter 536 to review, to delay the effective date, or to disapprove and annul a rule are subsequently held unconstitutional, then the grant of rulemaking authority and any rule proposed or adopted after August 28, 2008, shall be invalid and void.

  2.  Sections 260.1050 to 260.1101 shall not be enforced before rules developed under this section are promulgated.

  3.  It shall not be considered a violation of sections 260.1050 to 260.1101 for a retailer to sell any inventory accrued before August 28, 2008.