(a) Any value received by the small natural gas utility upon any resale of renewable natural gas, including any environmental credits that the renewable natural gas producer chooses to include with the sale of renewable natural gas to the small natural gas utility; and
(b) Any savings achieved through avoidance of conventional gas purchases or development, such as avoided pipeline costs or carbon costs.
(2)(a) A filing by a small natural gas utility under subsection (1) of this section must include, but need not be limited to:
(A) A proposal to procure a total volume of renewable natural gas over a specific period; and
(B) Identification of the qualified investments that the small natural gas utility may make in renewable natural gas infrastructure.
(b) A small natural gas utility may from time to time revise the filing submitted to the commission under this section.
(3) Any prudently incurred costs incurred by a small natural gas utility pursuant to a filing submitted under this section may be recovered by means of an automatic adjustment clause, as defined in ORS 757.210.
(4) When a small natural gas utility makes a qualified investment in the production of renewable natural gas, the costs associated with that qualified investment shall include the cost of capital established by the commission in the small natural gas utility’s most recent general rate case. [2019 c.541 §6]