Back in 1987, Taipower drew up a six-point "interruptible power program." They gave factories the option to participate in voluntary power rationing during peak periods in different seasons in exchange for more favorable rates.
台電從民國七十六年起，規劃了「可停電力方案」六項，提供企業選擇在不同季節的尖峰時間配合限電，台電再以便宜電價回饋停電戶。