You can view and manage period status for an accounting entity.
Select Processing > Period Close > Close Period for Entity.
Optionally, specify this information to narrow the search of
periods:
Entity
Select the accounting entity.
Year
Select the year of the period to close.
Period
Select the period to close.
Select the ledger period to close in the search results and
select Actions > Limited Close. The selected period is changed to Limited
Close status. You can no longer enter journal entries for
limited close periods, but you can open them for backposting.