(1) Scope. The rules in this subpart apply to all adjudicative proceedings described in this chapter, except to the extent of any conflict with special rules that govern general rate proceedings (subpart B of this chapter) or abbreviated adjudicative proceedings (subpart C of this chapter). An adjudicative proceeding for purposes of this chapter is a proceeding in which an opportunity for hearing is required by statute or constitutional right or is a proceeding the commission voluntarily commences as an adjudication as defined and described in chapter 34.05 RCW.

(2) Examples of adjudicative proceedings before the commission. The following are nonexclusive examples of adjudicative proceedings for purposes of this chapter once the commission takes formal action to commence such a proceeding pursuant to WAC 480-07-035:

(a) Formal complaint proceedings commenced pursuant to RCW 80.04.110 or 81.04.110 or complaints the commission initiates.

(b) Suspended tariff filings including, but not limited to, tariffs increasing rates.

(c) Applications for authority (e.g., certificates, licenses, and permits) to which a person has filed an objection or protest or as to which the commission has issued a notice of intent to deny the application and grants a request for hearing.

(d) Petitions for enforcement of interconnection agreements.

(e) Objections to closures of highway-railroad grade crossings.

(f) Declaratory order proceedings.

(g) Challenges to, or requests for mitigation of, a penalty assessment when the commission grants a request for a hearing.