The published insurable earnings for NSSA contributions for the month of July 2021 is ZWL22 406.
This is not a change in the tax file, each customer will have to update their NSSA Method of calculation to apply the change. Users might be required to do this monthly.
You may refer to this knowledge base article to assist you with making the changes on payroll. Note that this is a guideline and you should reach out to your Business partner for further assistance.