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Other Long-Term Liabilities (Tables)

6 Months Ended

Mar. 31, 2025

Other Liabilities, Noncurrent [Abstract]

Other Long-Term Liabilities

The table below summarizes the types and amounts of Other long-term liabilities:

Other Long-Term Liabilities (in millions)
			At March 31, 2025						At September 30, 2024
Interest rate swap liabilities			$	657					$	792
Environmental compliance and remediation costs			247						212
Long-term project cost accruals			181						140
Currency swap liabilities			131						109
Operating lease liabilities			80						88
EnergyRight® financing obligation			52						52
Long-term deferred compensation			41						50
Long-term deferred revenue			38						48
Advances for construction			22						55
Commodity contract derivative liabilities			13						64
Other			89						102
Total other long-term liabilities			$	1,551					$	1,712

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Tabular disclosure of other noncurrent liabilities.

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