The International Mechanical Code, 2018 Edition, published by the International Code Council, with the additions, deletions and exceptions as set forth in Chapter 51-52 WAC and the International Fuel Gas Code, 2018 Edition, published by the International Code Council, are hereby adopted by this reference and incorporated herein as if set forth in full as the Mechanical Code for the City, except such portions as may be deleted, modified or amended by this chapter.

The Building Official may use the appendices for guidance in interpreting and administering the Mechanical Code and the provisions of this chapter. Further, the following appendix chapters are specifically adopted.