QB Issue Resolution:
In company setting, you can use close books, that is not an accounting close, it just password protects the file from edits being made before the closing date
Resolution for Issue 'Can audited account be locked?' available: Yes (Solved).
Source: Intuit Community forum.
Can audited account be locked?: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.Support for audited account
Quickbooks Repair Pro will resolve it efficiently and affordably. Guaranteed resolution of your issue, or you pay nothing!
Error Recovery for audited account [Canada]
E-Tech is the #1 Quickbooks data migration and Conversion service provider.
Additional Support Options: