The tax rate for issuing special VAT invoices for integrated sewage treatment equipment is 13%.

qualified value-added tax will be refunded 51% upon collection.

document caishui 2115(78) has been implemented since July 1, 2115: preferential list of value-added tax for products and services for comprehensive utilization of resources. Name of comprehensive utilization resources: effluent from sewage treatment plant, industrial drainage (mine water), domestic sewage, leachate from garbage treatment plant, etc., name of comprehensive utilization products and services:

reclaimed water, technical standards and related conditions: 1. The raw materials of the products are 111% from the listed resources, and 2. The products meet the technical requirements specified in the Water Quality Standard for Reclaimed Water (SL368-2116).