ing gain or less a recognized The assets' estimated Imes used in cornputrg depeciabcn are as fosows ROT Wolof Ns wed Energy Fealty 5 - 20 years Solar Energy Faolity 5.20 years Substation 20 years Impainnent of lempfivecl assets US GAAP requres an imparmeM review to be performed whenever events or changes in