Section 378:4 Retroactive Reduction.
The commission may approve a general retroactive reduction in rates by any public utility, covering service for which payment has not been made, when no discrimination will be caused thereby.
Source. 1913, 145:7. PL 242:4. RL 292:4. 1951, 203:46 par. 4, eff. Sept. 1, 1951.