06-12-19 CenterPoint Energy Schedule of Rates Notice

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CENTERPOINT ENERGY RESOURCES CORP. DB/A/CENTERPOINT ENERGY ENTEX AND CENTERPOINT ENERGY TEXAS GAS HOUSTON DIVISION AND TEXAS COAST DIVISION RATE SHEET PURCHASED GAS ADJUSTMENT RATE SCHEDULE NO.PGA-15T This Cost of Gas Clause shall apply to all general service rate schedules of CenterPoint Energy Entex in the Texas Coast Division and Houston Division("the Company"). A. DEFINITIONS 1. Cost of Purchased Gas(G):The Company's best estimate of the cost of natural gas(per Mcf)to be purchased for resale hereunder during the period that the PGA Rate is to be effective. The cost of natural gas shall include the cost of gas supplies purchased for resale hereunder, upstream transportation capacity charges,storage capacity charges,the cost of gas withdrawn from storage less the cost of gas injected into storage,and any transaction-related fees,gains or losses and other transaction costs associated with the use of various financial instruments used by the Company to stabilize prices.Any costs associated with the use of financial instruments entered into after June 1, 2017, shall be approved in advance and in writing by the Director of the Oversight and Safety Division of the Commission. 2. Purchase/Sales Ratio (R): A ratio determined by dividing the total volumes purchased by the Company for general service customers for the twelve (12) month period ending the preceding August 31 Production Month by the sum of the volumes sold to general service customers during the same period.For the purpose of this computation,all volumes shall be stated at 14.65 p.s.i.a. Such ratio as determined shall in no event seek to recover more than 5%lost and unaccounted for gas loss unless expressly authorized by the applicable regulatory authority. 3. Production Month:The month that gas cost related activities are completed. 4. Accounting Month: The month gas related activities are posted on the books and records of the Company. 5. Commodity Cost:The Cost of Purchased Gas multiplied by the Purchase Sales Ratio. 6. Purchased Gas Adjustment(PGA):The rate per billing unit or the total calculation under this Cost of Gas Clause,consisting of the commodity cost,a reconciliation component(RC)and related fees and taxes. PGA Rate(per Mcf sold)=[(G*R)±RC]rounded to the nearest$0.0001 PGA Rate(per Ccf sold)=PGA Rate(per Mcf sold)=10 7. General Service Customer:residential,small commercial and large volume customers. 8. Reconciliation Audit: An annual review of the Company's books and records for each twelve month period ending with the May Production Month to determine the amount of over or under collection occurring during such twelve month period.The audit shall determine: a. the total amount paid for gas purchased by the Company to provide service to its general service customers during the period; b. the revenues received from operation of the provisions of this Cost of Gas Clause c. the total amount of refunds made to customers during the period and any other revenues or credits received by the Company as a result of gas purchases or operation of this Cost of Gas Clause; d. an adjustment,if necessary,for lost and unaccounted for gas during the period identified in A2 in excess of five(5)percent of purchases; e. The Company shall seek review and approval from the Commission for any Federal Energy Regulatory Commission(FERC)Intervention costs incurred for the benefit of customers prior to their inclusion in the cost of gas calculation. Those costs are limited to reasonable non-employee experts,non-employee attorney fees and prudently incurred travel expenses;