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Other Long-Term Liabilities (Tables)

6 Months Ended

Mar. 31, 2024

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, 2024						At September 30, 2023(1)
Interest rate swap liabilities			$	717					$	627
Operating lease liabilities			113						93
Currency swap liabilities			116						131
Commodity contract derivative liabilities			80						52
Environmental compliance and remediation costs			59						—
Advances for construction			58						56
Long-term project cost accruals			54						10
EnergyRight® financing obligation			53						55
Long-term deferred revenue			47						45
Long-term deferred compensation			38						41
Other			101						101
Total other long-term liabilities			$	1,436					$	1,211

Note

(1) At September 30, 2023, $10 million previously classified as Other (a component of Other long-term liabilities) has been reclassified to Long-term project cost accruals (a component of Other long-term liabilities) to conform with current year presentation.

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Tabular disclosure of other noncurrent liabilities.

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