


The 2018 ISRS cases were remanded to the Commission to remove from Spire’s revenue requirement the cost incurred to replace cast iron and bare steel mains and service lines not shown to be worn out or deteriorated. The one-time bill credit for Spire West residential customers will be $17.75.The agreement approved by the Commission resolves issues in Spire Infrastructure System Replacement Surcharge (ISRS) cases from 2016, 2017, and 2018 remanded from the Missouri Western District Court of Appeals.The 20 cases were remanded to the Commission to determine refunds to its customers of the ISRS surcharges related to Spire’s recovery of plastic components. According to the agreement, the one-time bill credit for Spire East residential customers will be $7.04. (Spire) which will provide approximately $15 million in one-time bill credits to Spire East and Spire West natural gas customers.Under the agreement approved by the Commission, refunds will be credited to all current customers as a one-time credit to their bills rendered on or after August 1, 2020, and will appear as a separate line item on customer bills.
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