(1) The rules in this chapter apply to any utility that is subject to the commission's jurisdiction under RCW 80.04.010 and chapter 80.28 RCW.

(2) Any affected person may ask the commission to review the interpretation or application of these rules by a utility or customer by making an informal complaint under WAC 480-07-910, Informal complaints, or by filing a formal complaint under WAC 480-07-370, Pleading—General.

(3) No exception from the provisions of any rule in this chapter is permitted without prior written authorization by the commission. Such exceptions may be granted only if consistent with the public interest, the purposes underlying regulation, and applicable statutes. Any deviation from the provisions of any rule in this chapter without prior commission authorization will be subject to penalties as provided by law.