Southwest Gas (SWX) - 2023 Q4 - Earnings Call Transcript

These increases were partially offset by lower service component of post-retirement benefit and legal claimrelated costs. The approximate $37 million increase in depreciation and amortization and general taxes was primarily due to the corresponding 6% increase in average gas plant in service compared to 2022 along with the $19 million of increased amortization of prior investments in our Arizona utility infrastructure and other associated regulatory account balances that offsets the corresponding amount of ...