ATLANTA GAS LIGHT COMPANY TARIFF Version 5/5/2021 Part I: TERMS OF SERVICE TABLE OF CONTENTS Page 1. Definitions...............................................................................................................2 2. Classification of Rate Schedules..........................................................................11 3. General Terms and Conditions.............................................................................12 4. Load Control Provisions........................................................................................24 5. Service Establishment Charges............................................................................26 6. Reserved...............................................................................................................28 7. Franchise Recovery (FR) Rider............................................................................29 8. Local Tax (LT) Adjustment Rider..........................................................................31 9. Environmental Response Cost (ERC) Recovery Rider........................................33 10. Buy/Sell Rider.......................................................................................................36 11. Emergency Commodity Sales Service (E) Surcharge Rider................................38 12. Designated Pools..................................................................................................40 13. Allocation, Assignment, and Sale of Capacity and Supply Assets.......................42 14. Categories, Priority, and Flexibility of Distribution Service...................................62 15. Marketer’s Daily Requirement..............................................................................64 16. Capacity Trading...................................................................................................69 17. Operational Provisions..........................................................................................71 18. Responsibilities of Poolers....................................................................................75 19. Nominations, Confirmation, and Scheduling........................................................82 20. Balancing, Allocation, and Cashout Procedures..................................................84 21. Liquefied Natural Gas Delivery to Tanker Service Rate (LDTS)..........................92 22. Electronic Bulletin Board (EBB)............................................................................95 23. Reserved.............................................................................................................103 24. Social Responsibility Cost (SRC) Rider..............................................................104 25. Reserved.............................................................................................................106 26. Georgia Rate Adjustment Mechanism (GRAM)..................................................107 27. Economic Development (Econ-1).......................................................................117 i Part I: TERMS OF SERVICE TABLE OF CONTENTS Page Summary Rate Sheet.....................................................................................................122 Residential Delivery Service..........................................................................................126 Multi-Family Housing Delivery Service – Optional........................................................129 General Gas Delivery Service.......................................................................................131 General Gas Delivery Service – High Demand.............................................................133 Agricultural Process Service..........................................................................................136 Seasonal Gas Service...................................................................................................137 Natural Gas Vehicle Service..........................................................................................138 Bundled Pipeline Peaking Sales Service.......................................................................140 Firm Delivery Service.....................................................................................................143 Firm and Interruptible Nominated Sales Service...........................................................1