Operating Rules and Regulations
Below are the operating rules and regulations set forth by the California Public Utilities Commission.
| Definitions | Rule No. 1  |
| Description of Service | Rule No. 2 |
| Application for service | Rule No. 3 |
| Contracts | Rule No. 4 |
| Special information required on forms | Rule No. 5 |
| Establishment and re-establishment of credit | Rule No. 6 |
| Deposits | Rule No. 7 |
| Notices | Rule No. 8 |
| Rendering and payment of bills | Rule No. 9 |
| Disputed bills | Rule No. 10 |
| Discontinuance and restoration of service | Rule No. 11 |
| Information available to public | Rule No. 12 |
| Temporary service | Rule No. 13 |
| Continuity of service | Rule No. 14 |
| Water Conservation and Rationing Plan | Rule No. 14.1 |
| Main extensions | Rule No. 15 |
| Service connections, meters, and customer's facilities | Rule No. 16 |
| Standards for measurement of service | Rule No. 17 |
| Meter tests and adjustment of bills for meter error | Rule No. 18 |
| Service to separate premises and multiple units, and resale of water | Rule No. 19 |
| Water conservation | Rule No. 20 |
| Military family relief program | Rule No. 21 |
Approved Preliminary Statements
| Territory served by the utility | Preliminary Statement A |
| Types and classes of service, procedure to obtain service, and symbols | Preliminary Statement B-D |
| Recycled Water Memorandum Account (RWMA) | Preliminary Statement E |
| Memorandum Account (MTBEMA) | Preliminary Statement F |
| Military Family Relief Program (MFRP) Memorandum Account | Preliminary Statement G |
| Low-Income Ratepayer Assistance (LIRA) Memorandum Account | Preliminary Statement H |
| Water Conservation Memorandum Account for the Bear Gulch, Mid-Peninsula, and South San Francisco districts | Preliminary Statement I |
| Credit Card Pilot Program Memorandum Account (CCPPMA) | Preliminary Statement J |
| Wausau Memorandum Account (WMA) | Preliminary Statement K |
| Water Conservation Expenses Memorandum Account (WCEMA) | Preliminary Statement L |
| Water Revenue Adjustment Mechanism/Modified Cost Balancing Account (WRAM/MCBA) | Preliminary Statement M |
| Water Conservation Expense One-Way Balancing Account (WCBA) | Preliminary Statement N |
| Groundwater Rule Compliance Cost Memorandum Account (GRCCMA) | Preliminary Statement O |
| DTSC Memorandum Account (DTSCMA) | Preliminary Statement P |
| Home Emergency Insurance Solutions | Preliminary Statement Q |
| Temporary Interest Rate Balancing Account | Preliminary Statement R |
| Water Cost of Capital Adjustment Mechanism (WCCM) | Preliminary Statement S |
| Lucerne Balancing Account (LBA) | Preliminary Statement T |
| Tort Litigation Memorandum Account (TLMA) | Preliminary Statement U |
| PCE Litigation Memorandum Account (PCELMA) | Preliminary Statement V |
| TCP Litigation Memorandum Account (TCPLMA) | Preliminary Statement W |
| Operational Energy Efficiency Program Memorandum Account (OEEPMA) | Preliminary Statement X |
| OII 07-01-022 Memorandum Account (OII 07-01-022 MA) | Preliminary Statement Y |
| Conservation Expense One-Way Balancing Account (CEBA) | Preliminary Statement Z |
| Pension Cost Balancing Account | Preliminary Statement AA |
| Health Care Expense Memorandum Account (HCEMA) | Preliminary Statement AB |
| Pressure Reducing Valve Modernization and Energy Recovery Memorandum Account (PRVMA) | Preliminary Statement AC |
| Stockton Litigation Memorandum Account (SLMA) | Preliminary Statement AD |
| Cost of Capital Interim Rate Memorandum Account (CCIMA) | Preliminary Statement AH |
Advice Letters
| Advice letter 2013 | Rule 15 approved |
| Advice letter 2055 | Preliminary Statement AH approved |