1. In General Ledger, from the Tasks menu, select Open/Close Posting Periods.
2. Select the appropriate prefix if prompted.
3. In the Open/Close Posting Period window, clear the box(es) for the period(s) you want to open.
4. Click Accept.
5. When you are ready to re-close the period again, repeat the steps except mark the box(es) for the period(s) you want to re-close and restrict posting.

Notes:

• If a period is marked, it is considered closed and posting is restricted.
• If a period is unmarked, it is an open period and posting is unrestricted.

To reopen a period in the prior fiscal year to make adjustments, refer to article 18082 DocLink: How do I record a prior year adjustment in General Ledger?

Before posting adjustment to a period before the prior fiscal year, refer to article 18080 DocLink: Can I make General Ledger entries for two years ago?