Transfer Assets between Corporate Books

Hi,

One of our client go for re-organization structure demerger for their company.

So some of the assets need to transfer other corporate books.

Please clarify the below questions:

1. what is the best way to do that?

2. Client wants to go live for 01-OCT-2020, so regular period closing will be happened up to 30-SEP-2020. Here tell me approach, on what date to make assets current cost 0 and retire the asset and transfer to other corporate book?

3. I can understand the new corporate book migration, but in the source corporate book, on what data needs to do the transactions?

Please help us to rectify the issue.