| Ordinance 2 – Property Annexation of Fontana – Adopted on 6/14/1951 |
| Ordinance 4 – Property Annexation – Adopted on 11/25/1953 |
| Ordinance 6 – Water Rates |
| Ordinance 8 – Property Annexation – Adopted on 10/24/1957 |
| Ordinance 18 – Board Meeting Time – Adopted on 11/10/1971 |
| Ordinance 24 – Levy & Taxes – Adopted on 7/24/1974 |
| Ordinance 28 – Establish Rules & Regulations for Rental of Maintenance & Construction Equipment |
| Ordinance 40 – Metropolitan Water District Appointments – Adopted on 2/20/1985 |
| Ordinance 55 – Filing Claims – Adopted on 4/20/1994 |
| Ordinance 64 – Safety & Health – Adopted on 9/16/1998 |
| Ordinance 68 – Real Property Authority – Adopted on 5/3/2000 |
| Ordinance 86 – Risk Management – Adopted on 7/21/2010 |
| Ordinance 94 – Severance Packages – Adopted on 6/19/2013 |
| Ordinance 99 – Non-Reclaimable Wastewater System – Adopted on 6/18/2014 |
| Ordinance 102 – Fiscal Control – Adopted on 5/18/2016 |
| Ordinance 104 – Classes of Water Service – Adopted on 7/15/2016 |
| Ordinance 106 – Inland Empire Brine Line – Adopted on 2/21/2018 |
| Resolution No. 2018-2-6 (Capacity Right Agreements for IEBL Users) |
| Ordinance 109 – Regional Wastewater – Adopted 3/17/2021 |
| Ordinance 110 – Procurement-Adopted 9/21/2022 |
| Ordinance 111 – Regional Sewage Service – Adopted 12/21/22 |
| Resolution No. 2022-12-4 – Exhibit J & Monthly Sewer Service Charge |
| Resolution No. 2022-12-5 Regional Industrial Pretreatment |
| Ordinance 112 – Regional Recycled Water Service – Adopted 12/21/22 |
