Other fiscal year - 14 periods ?

Hi,

I am working on customer project who requires a fiscal year with 14 periods. periods 13 and 14 will be only used for manual closing entries./

I have already created the specific fiscal year in fine tuine activity and assign to set of books.

But, I would like to know if one of you has already seen this topic and how does it work when you launch balance carryforward.

Any comments, experience, documents, will be welcome !!!!

many thanks,

regards,

Lucie