Closing and Locking your Financial Periods
You can prevent changes to financial information if the GL period is closed in the system. This means you won’t be able to edit or create transactions with items dated in the closed GL period. This will affect creating invoices, editing invoices, deleting invoices, deleting line items on an invoice, editing line items on an invoice, creating credit memos, and making or voiding payments.
You must set the Enforce GL Period Data Entry Limits to Yes. This setting can be found by navigating to Settings > System Configurations > Finance - Banking.
You can close your GL Period by going to Settings > Data Import/Export > Generate Exports. Once your period is closed, you won’t be able to edit or delete invoices with an invoice date within the closed period.
You won’t be able to create an invoice with an invoice date within the close period.
You won’t be able to delete any line items with invoices within the closed period.
You won’t be able to create a credit memo with an date in the closed period.
You can’t post a payment with a date in a closed period. You can’t refund a payment with a date in a closed period.