Reverse Osmosis Water Purification System
A residential reverse osmosis system that uses a semi-permeable membrane to filter and purify water by removing dissolved solids, bacteria, and contaminants. It is machinery specifically designed for water purification, qualifying under tariff item 8421.21.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If importing only RO membranes or filters
Replacement parts are classified separately from the complete system.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the system is classified as a complete unit; if components are imported separately, they may fall under different headings
• Provide technical specifications showing the RO membrane's purification function
• Verify compliance with Canadian plumbing and safety standards
Related Products under Tariff item 8421.21.00
Activated Carbon Water Filter Cartridge System
A multi-stage filtration unit using activated carbon cartridges to remove chlorine, odors, and organic compounds from municipal water supplies. It is dedicated to water purification and falls under tariff item 8421.21.00 for filtering or purifying water.
Berkey Gravity Water Filtration System
A countertop gravity-fed stainless steel water purifier with Black Berkey elements that remove pathogens, heavy metals, and chemicals from any water source. It is a complete purification system designed for water treatment, qualifying under tariff item 8421.21.00.
Ceramic Doulton Water Filter Candles System
A gravity-fed ceramic filter system with silver-impregnated Doulton candles that remove bacteria, cysts, and sediments from water without electricity. It is a water purification apparatus specifically designed for filtering water, falling under tariff item 8421.21.00.
Commercial Reverse Osmosis Membrane Skid
A pre-assembled reverse osmosis skid with high-pressure pumps, membranes, and controls for producing purified water in bottling plants. It is machinery specifically designed for water purification, qualifying under tariff item 8421.21.00.
Commercial Ultraviolet Water Purifier
An industrial ultraviolet sterilizer that uses ultraviolet light to disinfect water by inactivating bacteria, viruses, and other pathogens without chemicals. It is specifically designed for water purification, falling under tariff item 8421.21.00.
Distillation Water Purification Unit
A countertop water distiller that boils and condenses water to produce mineral-free distilled water for drinking or lab use. It is a thermal water purification process, qualifying under tariff item 8421.21.00 for filtering or purifying water.