In this chapter, the commission adopts by reference all or portions of regulations and standards identified below. They are available for inspection at the commission library. The publications, effective dates, references within this chapter, and availability of the resources are as follows:

(1) North American Standard Out-of-Service Criteria (OOSC) is published by the Commercial Vehicle Safety Alliance (CVSA).

(a) The commission adopts the version in effect on April 1, ((2025))2026.

(b) This publication is referenced in WAC 480-15-560 (Vehicle and driver safety requirements).

(2) Title 49 Code of Federal Regulations, cited as 49 C.F.R., including all appendices and amendments is published by the United States Government Printing Office.

(a) The commission adopts the version in effect on December 31, ((2024))2025.

(b) This publication is referenced in WAC 480-15-560 (Vehicle and driver safety requirements).

(c) Copies of Title 49 Code of Federal Regulations are available from the U.S. Government Online Bookstore, https://bookstore.gpo.gov/, and from various third-party vendors.

(1) North American Standard Out-of-Service Criteria (OOSC) is published by the Commercial Vehicle Safety Alliance (CVSA).

(a) The commission adopts the version in effect on April 1, ((2025))2026.

(b) This publication is referenced in WAC 480-30-221 (Vehicle and driver safety requirements).

(2) Title 49 Code of Federal Regulations, cited as 49 C.F.R., including all appendices and amendments is published by the United States Government Printing Office.

(a) The commission adopts the version in effect on December 31, ((2024))2025.

(b) This publication is referenced in WAC 480-30-221 (Vehicle and driver safety requirements) and WAC 480-30-226 (Intrastate medical waivers).

(c) Copies of Title 49 Code of Federal Regulations are available from the U.S. Government Online Bookstore, https://bookstore.gpo.gov/, and from various third-party vendors.

(1) North American Standard Out-of-Service Criteria (OOSC) is published by the Commercial Vehicle Safety Alliance (CVSA).

(a) The commission adopts the version in effect on April 1, ((2025))2026.

(b) This publication is referenced in WAC 480-31-120 (Equipment—Inspection—Ordered for repairs).

(2) Title 49 Code of Federal Regulations, cited as 49 C.F.R., including all appendices and amendments is published by the United States Government Printing Office.

(a) The commission adopts the version in effect on December 31, ((2024))2025.

(b) This publication is referenced in WAC 480-31-100 (Equipment—Safety), WAC 480-31-120 (Equipment—Inspection—Ordered for repairs), and WAC 480-31-130 (Operation of motor vehicles).

(c) Copies of Title 49 Code of Federal Regulations are available from the U.S. Government Online Bookstore, https://bookstore.gpo.gov/, and from various third-party vendors.

(1) Title 49 Code of Federal Regulations, cited as 49 C.F.R., including all appendices and amendments is published by the United States Government Printing Office.

(a) The commission adopts the version in effect on December 31, ((2024))2025.

(b) This publication is referenced in WAC 480-62-160 (Compliance policy), WAC 480-62-200 (Roadway worker safety and operating rules and statutes), WAC 480-62-205 (Track safety standards), WAC 480-62-210 (Crossing signal circuitry), WAC 480-62-215 (Hazardous materials regulations), WAC 480-62-235 (Flaggers), WAC 480-62-240 (Railroad owned or operated passenger carrying vehicles—Equipment), WAC 480-62-278 (Contract crew transportation vehicle and driver safety requirements), and WAC 480-62-293 (Contract crew transportation enforcement).

(c) Copies of Title 49 Code of Federal Regulations are available from the U.S. Government Online Bookstore, https://bookstore.gpo.gov/, and from various third-party vendors.

(2) Manual on Uniform Traffic Control Devices, cited as Manual on Uniform Traffic Control Devices, or MUTCD, is published by the United States Government Printing Office.

(a) The commission adopts the version in effect on December 31, ((2024))2025.

(b) This publication is referenced in WAC 480-62-230 (Traffic control devices), WAC 480-62-235 (Flaggers), and WAC 480-62-245 (Railroad owned or operated passenger carrying vehicles—Operation).

(c) Copies of the MUTCD are available from the U.S. Government Online Bookstore, https://bookstore.gpo.gov/, and from various third-party vendors.

(3) ANSI/ISEA Z308.1 - 2021 American National Standard for Minimum Requirements for Workplace First Aid Kits is published by the American National Standards Institute.

(a) The commission adopts the version in effect on December 31, ((2024))2025.

(b) This publication is referenced in WAC 480-62-240 (Railroad owned and operated passenger carrying vehicles—Equipment).

(c) Copies of ANSI/ISEA Z308.1 - 2021 American National Standard for Minimum Requirements for Workplace First Aid Kits and Supplies are available from American National Standards Institute.

(4) ANSI/ISEA 107-2020 - American National Standard for High-Visibility Safety Apparel is published by the American National Standards Institute.

(a) The commission adopts the version in effect on December 31, ((2024))2025.

(b) This publication is referenced in WAC 480-62-235 (Flaggers).

(c) Copies of ANSI/ISEA 107-2020 - American National Standard for High-Visibility Safety Apparel are available from American National Standards Institute.

(5) North American Standard Out-of-Service Criteria (OOSC) is published by the Commercial Vehicle Safety Alliance (CVSA).

(a) The commission adopts the version in effect on April 1, ((2025))2026.

(b) This publication is referenced in WAC 480-62-278 (Contract crew transportation vehicle and driver safety requirements).

In this chapter, the commission adopts by reference all, or portions of, regulations and standards identified below. They are available for inspection at the commission library. The publications, effective dates, references within this chapter, and availability of the resources are as follows:

(1) The North American Standard Out-of-Service Criteria is published by the Commercial Vehicle Safety Alliance (CVSA).

(a) The commission adopts the version in effect on April 1, ((2025))2026.

(b) This publication is referenced in WAC 480-70-201 (Vehicle and driver safety requirements).

(2) Title 40 Code of Federal Regulations, cited as 40 C.F.R., including all appendices and amendments is published by the United States Government Printing Office.

(a) The commission adopts the version in effect on ((December 31, 2024))February 10, 2025.

(b) This publication is referenced in WAC 480-70-041 (Definitions, general).

(c) Copies of Title 40 Code of Federal Regulations are available from the U.S. Government Online Bookstore, https://bookstore.gpo.gov/, and from various third-party vendors.

(3) Title 49 Code of Federal Regulations, cited as 49 C.F.R., including all appendices and amendments is published by the United States Government Printing Office.

(a) The commission adopts the version in effect on December 31, ((2024))2025.

(b) This publication is referenced in WAC 480-70-201 (Vehicle and driver safety requirements), WAC 480-70-431 (Biomedical waste, adoption of federal regulations), and WAC 480-70-486 (Hazardous waste, adoption of federal regulations).

(c) Copies of Title 49 Code of Federal Regulations are available from the U.S. Government Online Bookstore, https://bookstore.gpo.gov/, and from various third-party vendors.

(1) Each pipeline company must use the commission's annual report form and attach FERC Form No. 6 promulgated by the Federal Energy Regulatory Commission in 18 C.F.R., Part 357 (Annual, Special or Periodic Reports), for purposes of annual reporting to this commission. Information about the FERC Form No. 6 regarding the version adopted and where to obtain it is set out in WAC 480-73-999 (Adoption by reference).

(2) Each pipeline company must also submit to the commission, in essentially the same format and content as the FERC Form No. 6, a report that documents the costs incurred and the property necessary to provide service to its customers and the revenues obtained in the state of Washington.

(3) Combination and multistate pipeline companies must submit with the annual report their cost allocation methods necessary to develop results of operations in the state of Washington. Approval of cost allocation methods for ratemaking purposes is accomplished only by commission order.

(4) The pipeline company must submit the annual report for the preceding calendar year by May 1st of each year.

(5) Economic regulatory fees. An economic regulatory fee is an annual assessment paid by each company to cover the costs of economic regulation of the industry. The economic regulatory fee is separate from the pipeline safety fee identified in WAC 480-75-240 (Annual pipeline safety fee methodology). The ((maximum)) economic regulatory fee is set by statute in RCW 80.24.010 at ((one-tenth of one))0.1 percent of the first ((fifty thousand dollars))$50,000 of gross intrastate operating revenue plus ((two-tenths of one))0.4 percent of any gross intrastate operating revenue in excess of ((fifty thousand dollars))$50,000, except that large combination utility as defined in RCW 80.86.010 shall pay a fee equal to 0.1 percent of the first $50,000 of gross operating revenue, plus 0.5 percent of any gross operating revenue in excess of $50,000.

(a) The maximum economic regulatory fee is assessed each year, unless the commission issues an order establishing the economic regulatory fee at an amount less than the statutory maximum.

(b) The minimum economic regulatory fee that a pipeline company must pay is ((twenty dollars))$20.

(c) The ((twenty-dollar))$20 minimum economic regulatory fee is waived for any pipeline company that reports less than ((twenty thousand dollars))$20,000 in gross operating revenue.

(d) A pipeline company must pay its economic regulatory fee by May 1st each year.

(e) The commission does not grant extensions for payment of regulatory fees.

(f) If a company does not pay its economic regulatory fee by May 1st, the commission will assess an automatic late fee of two percent of the amount due, plus one percent interest for each month the fee remains unpaid.

(g) The commission may issue penalty assessments or take other administrative action if a company fails to pay its regulatory fee.

(1) Each gas utility must use the annual report form (FERC Form No. 2) promulgated by the Federal Energy Regulatory Commission in Title 18 of the Code of Federal Regulations, Part 260, for purposes of this report to the commission. Data required by RCW 80.04.080 (Annual reports), but not included in the FERC Form No. 2, must also be submitted with the annual report. The utility must submit the annual report for the preceding calendar year, along with the regulatory fee, by May 1st of each year. If not presented in the prescribed FERC Form No. 2, the annual report must include the following data per customer class for the calendar year: Revenues, average customer count, and total unit sales. Information about the FERC Form No. 2 regarding the version adopted and where to obtain it is set out in WAC 480-90-999 (Adoption by reference).

(2) Each utility must also submit to this commission, in essentially the same format and content as the FERC Form No. 2, a report that documents the costs incurred and the property necessary to furnish utility service to its customers and the revenues obtained in the state of Washington. The report must include the following data per customer class for the calendar year: Revenues, average customer count, and total unit sales.

(3) Combination and multistate utilities must submit with the annual report their cost allocation methods necessary to develop results of operations for the state of Washington. Approval of cost allocation methods for rate-making purposes is accomplished only by commission order.

(4) The total utility results of operations reported by each utility in its annual report to the commission must agree with the results of operations shown on the utility's books and records.

(5) Regulatory fees. The gas utility annual regulatory fee is set by statute at ((one-tenth of one))0.1 percent of the first $50,000 of gross intrastate operating revenue plus ((four-tenths of one))0.4 percent of any gross intrastate operating revenue in excess of $50,000, except that large combination utility as defined in RCW 80.86.010 shall pay a fee equal to 0.1 percent of the first $50,000 of gross operating revenue, plus 0.5 percent of any gross operating revenue in excess of $50,000.

(a) The maximum regulatory fee is assessed each year, unless the commission issues an order establishing the regulatory fee at an amount less than the statutory maximum.

(b) The minimum regulatory fee that a gas utility must pay is $20.

(c) The $20 minimum regulatory fee is waived for any gas utility with less than $20,000 in gross intrastate operating revenue.

(d) The commission does not grant extensions for payment of regulatory fees.

(e) If a company does not pay its regulatory fee by May 1st, the commission will assess an automatic late fee of two percent of the amount due, plus one percent interest for each month the fee remains unpaid.

In this chapter, the commission adopts by reference all or portions of regulations and standards identified below. They are available for inspection at the commission library. The publications, effective date, references within this chapter, and availability of the resources are as follows:

(1) Title 18 Code of Federal Regulations, cited as 18 C.F.R., including all appendices and amendments is published by the United States Government Publishing Office.

(a) The commission adopts the version in effect on ((March 8, 2024))February 18, 2026.

(b) The accounting and reporting for the types of transactions and events covered by the amendment should not be construed as indicative of their treatment by this commission for ratemaking purposes.

(c) This publication is referenced in WAC 480-90-203 (Accounting system requirements), WAC 480-90-244 (Transferring cash or assuming obligations), WAC 480-90-252 (Federal Energy Regulatory Commission (FERC) Form No. 2), and WAC 480-90-268 (Essential utilities services contracts report).

(d) Copies of Title 18 Code of Federal Regulations are available from the U.S. Government Publishing Office in Washington, D.C., or online at https://www.gpo.gov/, and from various third-party vendors. It is also available for inspection at the commission branch of the state library.

(2) The Regulations to Govern the Preservation of Records of Electric, Gas, and Water Utilities is published by the National Association of Regulatory Utility Commissioners (NARUC).

(a) The commission adopts the version in effect in ((2007))2026.

(b) This publication is referenced in WAC 480-90-228 (Retention and preservation of records and reports).

(c) The Regulations to Govern the Preservation of Records of Electric, Gas, and Water Utilities is a copyrighted document. Copies are available from NARUC, in Washington, D.C. or at NARUC publications store online: https://maxxwww.naruc.org/forms/store/ProductFormPublic/regulations-to-govern-the-preservation-of-records. It is also available for inspection at the commission branch of the state library.

(1) Each electric utility must use the annual report form (FERC Form No. 1) promulgated by the Federal Energy Regulatory Commission in Title 18 of the Code of Federal Regulations, Part 141, for purposes of this report to the commission. Data required by RCW 80.04.080 (Annual reports), but not included in the FERC Form No. 1, must also be submitted with the annual report. The utility must submit the annual report for the preceding calendar year, along with the regulatory fee, by May 1st of each year. If not presented in the prescribed FERC Form No. 1, the annual report must include the following data per customer class for the calendar year: Revenues, average customer count, and total unit sales. Information about the FERC Form No. 1 regarding the version adopted and where to obtain it is set out in WAC 480-100-999 (Adoption by reference).

(2) Each utility must also submit to this commission, in essentially the same format and content as the FERC Form No. 1, a report that documents the costs incurred and the property necessary to furnish utility service to its customers and the revenues obtained in the state of Washington. The report must include the following data per customer class for the calendar year: Revenues, average customer count, and total unit sales.

(4) The total utility results of operations reported by each utility in its annual report to the commission must agree with the results of operations shown on the utility's books and records.

(5) Regulatory fees. The electric utility annual regulatory fee is set by statute at ((one-tenth of one))0.1 percent of the first $50,000 of gross intrastate operating revenue plus ((four-tenths of one))0.4 percent of any gross intrastate operating revenue in excess of $50,000, except that large combination utility as defined in RCW 80.86.010 shall pay a fee equal to 0.1 percent of the first $50,000 of gross operating revenue, plus 0.5 percent of any gross operating revenue in excess of $50,000.

(a) The maximum regulatory fee is assessed each year, unless the commission issues an order establishing the regulatory fee at an amount less than the statutory maximum.

(b) The minimum regulatory fee that an electric utility must pay is $20.

(c) The $20 minimum regulatory fee is waived for any electric utility with less than $20,000 in gross intrastate operating revenue.

(d) The commission does not grant extensions for payment of regulatory fees.

In this chapter, the commission adopts by reference all or portions of regulations and standards identified below. The publications, effective date, references within this chapter, and availability of the resources are as follows:

(1) Title 18 Code of Federal Regulations, cited as 18 C.F.R., including all appendices and amendments is published by the United States Government Publishing Office.

(a) The commission adopts the version in effect on ((March 8, 2024))February 18, 2026.

(b) The accounting and reporting for the types of transactions and events covered by the amendment should not be construed as indicative of their treatment by this commission for ratemaking purposes.

(c) This publication is referenced in WAC 480-100-203 (Accounting system requirements), WAC 480-100-244 (Transferring cash or assuming obligations), WAC 480-100-252 (Federal Energy Regulatory Commission (FERC) Form No. 1), and WAC 480-100-268 (Essential utilities services contracts report).

(d) Copies of Title 18 Code of Federal Regulations are available from the U.S. Government Publishing Office in Washington D.C., or online at https://www.gpo.gov/, and from various third-party vendors. It is also available for inspection at the commission library.

(2) The Regulations to Govern the Preservation of Records of Electric, Gas, and Water Utilities is published by the National Association of Regulatory Utility Commissioners (NARUC).

(a) The commission adopts the version in effect on March 8, ((2024))2026.

(b) This publication is referenced in WAC 480-100-228 (Retention and preservation of records and reports).

(c) The Regulations to Govern the Preservation of Records of Electric, Gas, and Water Utilities is a copyrighted document. Copies are available from NARUC in Washington, D.C. or at NARUC publications store online: https://maxxwww.naruc.org/forms/store/ProductFormPublic/regulations-to-govern-the-preservation-of-records. It is also available for inspection at the commission branch of the state library.

(3) The National Electrical Code is published by the National Fire Protection Association (NFPA).

(a) The commission adopts the edition effective in ((2024))2026.

(b) This publication is referenced in WAC 480-100-163 (Service entrance facilities).

(c) The National Electrical Code is a copyrighted document. Copies are available from the NFPA at 1 Batterymarch Park, Quincy, Massachusetts 02169, or at internet address https://www.nfpa.org/.

(4) The American National Standard for Electric Meters: Code for Electricity Metering, ANSI C12.1 is published by the American National Standards Institute.

(a) The commission adopts the version published in ((2022))2026.

(b) This publication is referenced in WAC 480-100-318 (Meter readings, multipliers, and test constants), WAC 480-100-338 (Accuracy requirements for electric meters), and WAC 480-100-343 (Statement of meter test procedures).

(c) The ANSI C12.1 is a copyrighted document. ANSI C12.1 – ((2016))2026 is available at American National Standards Institute website https://webstore.ansi.org/ (PDF) or at IHS Standards Store website https://global.ihs.com/ (PDF and print).

(1) The National Electrical Code is published by the National Fire Protection Association (NFPA).

(a) The commission adopts the edition effective ((2023, including errata 70-23-1 published September 1, 2022, and errata 70-23-2 published September 15, 2022, and errata 70-23-3, 70-23-4, 70-23-5 effective September 1, 2022))September 9, 2026.