v3.25.2
Inventories, Net (Tables)
9 Months Ended
Jun. 30, 2025
Inventory, Net [Abstract]  
Inventories, Net
The table below summarizes the types and amounts of TVA's inventories:
Inventories, Net
(in millions)
 At June 30, 2025At September 30, 2024
Materials and supplies inventory$980 $931 
Fuel inventory280 286 
Renewable energy certificates/emissions allowance inventory, net10 11 
Allowance for inventory obsolescence(86)(73)
Inventories, net$1,184 $1,155