| PART I. GENERAL RULES |
| 480-120-011 | Application of rules. |
| 480-120-015 | Exemptions from rules in chapter 480-120 WAC. |
| 480-120-016 | Additional requirements. |
| 480-120-017 | Severability. |
| 480-120-019 | Telecommunications performance requirements -- Enforcement. |
| 480-120-021 | Definitions. |
| 480-120-026 | Tariffs. |
| 480-120-028 | Registration. |
| 480-120-034 | Classification of local exchange companies as Class A or Class B. |
| 480-120-061 | Refusing service. |
| 480-120-071 | Extension of service. |
| 480-120-083 | Cessation of telecommunications services. |
| PART II. ESTABLISHING SERVICE AND CREDIT |
| 480-120-102 | Service offered. |
| 480-120-103 | Application for service. |
| 480-120-104 | Information to consumers. |
| 480-120-105 | Company performance standards for installation or activation of access lines. |
| 480-120-112 | Company performance for orders for nonbasic services. |
| 480-120-122 | Establishing credit -- Residential services. |
| 480-120-123 | Establishing credit -- Business services. |
| 480-120-124 | Guarantee in lieu of deposit. |
| 480-120-125 | Deposit or security -- Telecommunications companies. |
| 480-120-127 | Protecting customer prepayments. |
| 480-120-128 | Deposit administration. |
| 480-120-132 | Business offices. |
| 480-120-133 | Response time for calls to business office or repair center during regular business hours. |
| 480-120-146 | Changing service providers from one local exchange company to another. |
| 480-120-147 | Changes in local exchange and intrastate toll services. |
| 480-120-148 | Canceling registration. |
| PART III. PAYMENTS AND DISPUTES |
| 480-120-161 | Form of bills. |
| 480-120-162 | Cash and urgent payments. |
| 480-120-163 | Refunding an overcharge. |
| 480-120-164 | Pro rata credits. |
| 480-120-165 | Customer complaints. |
| 480-120-166 | Commission-referred complaints. |
| 480-120-167 | Company responsibility. |
| PART IV. DISCONTINUING AND RESTORING SERVICE |
| 480-120-171 | Discontinuing service -- Customer requested. |
| 480-120-172 | Discontinuing service -- Company initiated. |
| 480-120-173 | Restoring service after discontinuation. |
| 480-120-174 | Payment arrangements. |
| PART V. POSTING AND PUBLICATION NOTICE |
| 480-120-193 | Posting of tariffs for public inspection and review. |
| 480-120-194 | Publication of proposed tariff changes to increase charges or restrict access to services. |
| 480-120-195 | Notice of tariff changes other than increases in recurring charges and restrictions in access to services. |
| 480-120-197 | Adjudicative proceedings where public testimony will be taken. |
| 480-120-198 | Notice verification and assistance. |
| 480-120-199 | Other customer notice. |
| PART VI. CUSTOMER INFORMATION |
| 480-120-202 | Customer proprietary network information. |
| 480-120-217 | Using privacy listings for telephone solicitation. |
| 480-120-218 | Using subscriber list information for purposes other than directory publishing. |
| 480-120-219 | Severability. |
| PART VII. TELECOMMUNICATIONS SERVICES |
| 480-120-251 | Directory listings. |
| 480-120-252 | Intercept services. |
| 480-120-253 | Automatic dialing-announcing device (ADAD). |
| 480-120-254 | Telephone solicitation. |
| 480-120-255 | Information delivery services. |
| 480-120-256 | Caller identification service. |
| 480-120-257 | Emergency services. |
| 480-120-261 | Operator services. |
| 480-120-262 | Operator service providers (OSPs). |
| 480-120-263 | Pay phone service providers (PSPs). |
| 480-120-264 | Prepaid calling services. |
| 480-120-265 | Local calling areas. |
| 480-120-266 | Information about telecommunications services provided pursuant to competitive classification. |
| PART VIII. FINANCIAL RECORDS AND REPORTING RULES |
| Subpart A: General Rules |
| 480-120-325 | Definitions. |
| 480-120-331 | Filing information. |
| Subpart B: Accounting Requirements |
| 480-120-335 | Additional reports. |
| 480-120-339 | Streamlined filing requirements for Class B telecommunications company rate increases. |
| 480-120-344 | Expenditures for political or legislative activities. |
| 480-120-349 | Retaining and preserving records and reports. |
| 480-120-352 | Washington Exchange Carrier Association (WECA). |
| 480-120-355 | Competitively classified companies. |
| 480-120-359 | Companies not classified as competitive. |
| Subpart C: Financial Reporting Requirements |
| 480-120-365 | Issuing securities. |
| 480-120-369 | Transferring cash or assuming obligations. |
| 480-120-375 | Affiliated interests -- Contracts or arrangements. |
| 480-120-379 | Transfers of property. |
| 480-120-382 | Annual report for competitively classified companies. |
| 480-120-385 | Annual report and quarterly results of operations reports for companies not classified as competitive. |
| 480-120-389 | Securities report. |
| 480-120-395 | Affiliated interest and subsidiary transactions report. |
| 480-120-399 | Access charge and universal service reporting. |
| PART IX. SAFETY AND STANDARDS RULES |
| 480-120-401 | Network performance standards. |
| 480-120-402 | Safety. |
| 480-120-411 | Network maintenance. |
| 480-120-412 | Major outages. |
| 480-120-414 | Emergency operation. |
| 480-120-436 | Responsibility for drop facilities and support structure. |
| 480-120-437 | Responsibility for maintenance and repair of facilities and support structures. |
| 480-120-438 | Trouble report standard. |
| 480-120-439 | Service quality performance reports. |
| 480-120-440 | Repair standards for service interruptions and impairments, excluding major outages. |
| 480-120-450 | Enhanced 9-1-1 (E911) obligations of local exchange companies. |
| 480-120-451 | Local exchange carrier contact number for use by public safety answering points (PSAPs). |
| 480-120-452 | Reverse search by enhanced 9-1-1 (E911) public safety answering point (PSAP) of ALI/DMS data base -- When permitted. |
| 480-120-540 | Terminating access charges. |
| 480-120-560 | Collocation. |
| PART X. ADOPTION BY REFERENCE |
| 480-120-999 | Adoption by reference. |