You would want to ask the client if they are paying some sort of a local city or municipal tax. If they are unaware, you would want to check local law for the client’s city of residence. Local taxes are not common but they do impact clients from certain areas in the US.
How do I know if my client is impacted by local or municipal taxes?
Educational Webinars 
RightCapital is committed to enabling your success. Each week, we cover essential planning modules and product updates.