(1) A tariff filing must:

(a) Comply with statutory notice requirements;

(b) Specify the requested effective date of the tariff sheet;

(d) Be accompanied by a transmittal letter as set forth in WAC 480-80-104.

(2) Tariff filings must comply with the requirements set forth in chapter 480-07 WAC, where applicable.

(3) The tariff filing must include information sufficient to determine that the proposed tariff is fair, just, and reasonable.

(4) Tariff symbols. Each time a tariff sheet(s) is revised, a utility must code all changes with the tariff symbol that best reflects the purpose and effect of the change. A utility:

(a) Must locate the symbols on the right hand side of the changed text directly across from the change;

(b) Must use the following list of symbols to signify:

D - Discontinued rate, service, regulation, or condition;

N - New rate, service, regulation, condition, or sheet;

I - A rate increase;

R - A rate reduction;

C - Changed condition or regulation;

K - That material has been transferred to another sheet in the tariff. (A footnote is required on the tariff sheet to identify the material's new sheet number);

M - That material has been transferred from another sheet in the tariff. (A footnote is required on the tariff sheet to identify the material's former sheet number);

T - A change in text for clarification;

O - no change. (This symbol is discretionary unless specifically requested by the commission); and

(c) May use additional symbols for other purposes when it has identified the symbols in its tariff as provided for in WAC 480-80-102(3).

(5) A utility must not give effect to revised tariff sheets until the commission approves the tariff filing by issuing an order or the new or changed provisions become effective by operation of law.

(6) When a tariff sheet(s) becomes effective, the commission will return one copy of the transmittal letter and one copy of each tariff sheet to the utility marked with the receipt date.

(7) The commission may require a utility to refile the tariff in its entirety should circumstances warrant it.

(8) If the commission issues an order directing a utility to refile all or a portion of its tariff, the utility must refile, marking each affected sheet with the docket number.

PDFWAC 480-80-105

Tariff filing instructions.