25C -purpose of privilege Access Tax Determinant Rest Service (ZX_TAX_DETERMINANT_REST_PRIV)

Summary:

25C -purpose of privilege Access Tax Determinant Rest Service(ZX_TAX_DETERMINANT_REST_PRIV)

Can you please provide the exact purpose of privilege Access Tax Determinant Rest Service(ZX_TAX_DETERMINANT_REST_PRIV) which is assigned to Tax Specialist,Tax Accountant and Integration Specialist roles as specified below?
ROLE DISPLAY NAME ENTITLEMENT ENTITLEMENT DISPLAY NAME ENTITLEMENT DESCRIPTION
Tax Specialist ZX_TAX_DETERMINANT_REST_PRIV Access Tax Determinant Rest Service Allows user to access the Rest Services for the Tax Determinants.
Tax Accountant ZX_TAX_DETERMINANT_REST_PRIV Access Tax Determinant Rest Service Allows user to access the Rest Services for the Tax Determinants.