The corporate book period must be closed before you can copy the information towards your tax book. The Book Controls window shows the final periodic mass copy in oracle apps r12 copy period of time that you choose to copied for that tax book. Oracle Assets copies additions from your corporate book to your tax book in the event you selected to Copy Additions while in the Book Controls window. Should you incorporate an asset in one period and modify it several occasions in the next time period as part of your corporate book, and these two intervals tumble into the identical tax book period, Oracle Assets modifies the transactions within your tax book. Oracle Assets alterations the addition transaction and all the changes, apart from the last one, periodic mass copy in oracle apps r12 to addition/void transactions. For subcomponent assets, copy the dad or mum asset to start with.