it's just a timing difference,jaisa k accounting depreciation kuch aur banta hai aur tax depreciation kuch aur banta hai, to dono k profit alag alag nikalte hain aur us pe tax b alag nikalta hai, ek wqt aisa aata hai jb yeh timing difference khtam ho jata hai,
Your query needs some clarification, if you clarify the same, some members may certainly help you.
However, if your query is with regard to the problems faced while formulating the standard, then i would ask you to search the same on google; then you may raise any relevant discussion at the forum to let the members guide you with regard to your query.