A permit applicant or permit holder shall submit to the regulatory authority properly prepared plans and specifications for review and approval before:

(1) The construction of a food establishment;

(2) The conversion of an existing structure for use as a food establishment; or

(3) The remodeling of a food establishment, a change of type of food establishment, or significant changes to the methods of food preparation or style of service as specified under WAC 246-215-08325(3) if the regulatory authority determines that plans and specifications are necessary to ensure compliance with this chapter.