| Chapter 515-1. ADMINISTRATION |
| Chapter 515-2. PRACTICE AND PROCEDURE |
| Chapter 515-3. GENERAL RULES |
| Chapter 515-4. STOCKS AND BONDS |
| Chapter 515-5. TELEGRAPH |
| Chapter 515-6. TELEPHONE UTILITIES |
| Chapter 515-7. GAS UTILITIES |
| Chapter 515-8. EMPLOYMENT AND USE OF SERVICE OBSERVING EQUIPMENT |
| Chapter 515-9. SAFE INSTALLATION AND OPERATION OF NATURAL GAS TRANSMISSION AND DISTRIBUTION SYSTEMS |
| Chapter 515-10. [Repealed] |
| Chapter 515-11. TERRITORIAL ELECTRIC ASSIGNMENTS |
| Chapter 515-12. TELEPHONE SERVICE |
| Chapter 515-13. GRANT PROGRAMS |
| Chapter 515-14. TELEPHONE AND TELEGRAPH UTILITIES |
| Chapter 515-15. [Repealed] |
| Chapter 515-16. TRANSPORTATION |
**ADMINISTRATIVE HISTORY**
The Administrative History for Chapter 515