Printer friendly version Related Files File 22 April 2024 Modification History File 22 April 2024 Defined Terms Listing File 22 April 2024 TPD Section A - System Classification File 22 April 2024 TPD Section B - System Use and Capacity File 22 April 2024 TPD Section D - Operational Balancing and Trading Arrangements. File 22 April 2024 IGTAD Section A - Scope and Classification File 22 April 2024 IGTAD Section B - IGT Systems - Connection and Operational Arrangements Download All Files