You are essentially required to follow whatever the employee fills out on their W-4. So, when they want to change, have them fill out a new W-4.

Resolution for 'claims zero issue: 'One employee normally claims zero and wants to go exempt for a week, can they do that? How often can an employee change their allowances?' available: Yes.

The claims zero 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 claims zero issue yourself by looking for a resolution described in the article. If it is a complex claims zero issue or you are unable to solve the issue, you may contact us by clicking here or by using other claims zero support options.

For more information about resolving issues related to claims zero in Quickbooks/QBO or to get support for the issue 'One employee normally claims zero and wants to go exempt for a week, can they do that? How often can an employee change their allowances?', click the link below: