UTILITIES AND TRANSPORTATION DIVISIONS
- Chapter 15 - COGENERATION AND SMALL POWER PRODUCTION (§§ 199-15.1 — 199-15.22)
- Chapter 16 - ACCOUNTING (§§ 199-16.1 — 199-16.9)
- Chapter 17 - ASSESSMENTS (§§ 199-17.1 — 199-17.9)
- Chapter 18 - UTILITY RECORDS (§§ 199-18.1 — 199-18.8)
- Chapter 19 - SERVICE SUPPLIED BY GAS UTILITIES (§§ 199-19.1 — 199-19.18)
- Chapter 20 - SERVICE SUPPLIED BY RATE-REGULATED ELECTRIC UTILITIES (§§ 199-20.1 — 199-20.21)
- Chapter 21 - SERVICE SUPPLIED BY WATER, SANITARY SEWAGE, AND STORM WATER DRAINAGE UTILITIES (§§ 199-21.1 — 199-21.21)
- Chapter 22 - SERVICE SUPPLIED BY TELEPHONE UTILITIES (§§ 199-22.1 — 199-22.24)
- Chapter 23 - ANNUAL REPORT (§§ 199-23.1 — 199-23.4)
- Chapter 24 - LOCATION AND CONSTRUCTION OF ELECTRIC POWER GENERATING FACILITIES (§§ 199-24.1 — 199-24.15)
- Chapter 25 - IOWA ELECTRICAL SAFETY CODE (§§ 199-25.1 — 199-25.5)
- Chapter 26 - RATE CASES, TARIFFS, AND RATE REGULATION ELECTION PRACTICE AND PROCEDURE (§§ 199-26.1 — 199-26.16)
- Chapter 27 - REGULATION OF ELECTRIC COOPERATIVES AND MUNICIPAL ELECTRIC UTILITIES UNDER IOWA CODE CHAPTER 476 (§§ 199-27.1 — 199-27.13)
- Chapter 28 - Reserved
- Chapter 29 - MANAGEMENT EFFICIENCY EVALUATION (§§ 199-29.1 — 199-29.5)
- Chapter 30 - TAX REFORM REVENUE ADJUSTMENT (Reserved) (§§ 199-30.1 — 199-30.6)
- Chapter 31 - ACCESS TO AFFILIATE RECORDS, REQUIREMENTS FOR ANNUAL FILINGS, AND SERVICE AND ASSET TRANSFER COSTING STANDARDS (§§ 199-31.1 — 199-31.9)
- Chapter 32 - REORGANIZATION (§§ 199-32.1 — 199-32.10)
- Chapter 33 - NONUTILITY SERVICES-RECORDKEEPING AND COST ALLOCATIONS (§§ 199-33.1 — 199-33.7)
- Chapter 34 - NONUTILITY SERVICE (§§ 199-34.1 — 199-34.4)
- Chapter 35 - ENERGY EFFICIENCY AND DEMAND RESPONSE PLANNING AND REPORTING FOR NATURAL GAS AND ELECTRIC UTILITIES REQUIRED TO BE RATE-REGULATED (§§ 199-35.1 — 199-35.12)
- Chapter 36 - ENERGY EFFICIENCY PLANNING AND REPORTING FOR NATURAL GAS AND ELECTRIC UTILITIES NOT REQUIRED TO BE RATE-REGULATED (Rescinded) (§§ 199-36.1 — 199-36.8)
- Chapter 37 - EQUIPMENT DISTRIBUTION PROGRAM (§§ 199-37.1 — 199-37.6)
- Chapter 38 - LOCAL EXCHANGE COMPETITION (§§ 199-38.1 — 199-38.8)
- Chapter 39 - UNIVERSAL SERVICE (§§ 199-39.1 — 199-39.8)
- Chapter 40 - COMPETITIVE BIDDING PROCESS (§§ 199-40.1 — 199-40.6)
- Chapter 41 - [Reserved]
- Chapter 41 - RATEMAKING PRINCIPLES PROCEEDING (§§ 199-41.1 — 199-41.6)
- Chapter 42 - CROSSING OF RAILROAD RIGHTS-OF-WAY (§§ 199-42.1 — 199-42.25)
- Chapter 43 - Reserved
- Chapter 44 - CERTIFICATES OF FRANCHISE AUTHORITY FOR CABLE AND VIDEO SERVICE (§§ 199-44.1 — 199-44.8)
- Chapter 45 - ELECTRIC INTERCONNECTION OF DISTRIBUTED GENERATION FACILITIES (§§ 199-45.1 — 199-45.20)