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Regulatory and Rate Matters (Tables)

6 Months Ended

Jun. 30, 2022

Regulated Operations [Abstract]

Schedule of Rate Increases for Transmission Costs

The following sets forth TNMP’s recent interim transmission cost rate increases:

Effective Date						Approved Increase in Rate Base						Annual Increase in Revenue
						(In millions)
March 12, 2021						$	112.6					$	14.1
September 20, 2021						41.2						6.3
March 25, 2022						95.6						14.2

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