For the purpose of fixing standards deemed necessary to protect the health, safety and welfare of the public for body and frame design and construction requirements and the installation of plumbing, heating and electrical systems in mobile homes and recreational vehicles, there is hereby adopted by reference as the law of this state, with respect to mobile homes to which this act applies, parts B to E, inclusive, of the standard for mobile homes developed by the American national standards committee on mobile homes and recreational vehicles and designated ANSI No. A119.1 1975 and, with respect to recreational vehicles to which this act applies, parts I, II, III and IV of the standard for recreational vehicles developed by the American national standards committee on mobile homes and recreational vehicles and designated ANSI No. A119.2 1975.