However, Rwanda made the politically unpopular move, and from July 1st 2012 the tariffs for domestic, commercial, medium and large industries increased from about US18.5c/kWh to about US22.2 c/kWh, as EWSA bids to be a self-sustaining entity. EWSA says that as a result of the increase, government subsidies would drop from about US$39.7 million a year to US$29.6 million a year.