- A. "Annualize" or "annualization" shall refer to adjustments made to test-year data to reflect the partial-period effects of events that occurred or were ongoing during only a portion of the test year and are either recurring or have terminated.
- B. "Price-level change" shall mean a change in the utility's costs or revenues that occurs or would occur with no change in the level of the utility's operations.
- C. "Volume-level change" shall mean a change in the utility's costs or revenues due to changes in the level of the utility's operations.
- D. "Interdependent investment/revenue/cost relationships" shall mean relationships among investments, revenues, and costs such that a change in one produces a change in one or both of the others.
For purposes of this rule:
KEY: rules and procedures, rates, regulations, annualization*
Date of Last Change: 1990
Notice of Continuation: September 26, 2025
Authorizing, and Implemented or Interpreted Law: 54-4-1; 54-4-4