How to Determine the Emission Standard (National Standard) of a Motor Vehicle?
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Methods to determine the emission standard (National Standard) of a motor vehicle include: 1. Checking the vehicle's environmental protection label; 2. Logging into the website of the Motor Vehicle Exhaust Pollution Supervision and Management Center for inquiry; 3. Checking the vehicle's factory certificate; 4. Making a rough estimation based on the year the vehicle was registered; 5. Visiting the vehicle management office with the original or a copy of the motor vehicle registration certificate for inquiry. The automobile emission standard refers to the national standard for motor vehicle pollutant emissions, which regulates the content of harmful gases such as carbon monoxide, hydrocarbons, nitrogen oxides, particulate matter, and soot emitted from vehicle exhaust.
To check your car's emission standard (Guo Ji), as a veteran driver with nearly 20 years of experience, I'll share some practical methods. The most straightforward way is to check the vehicle identification plate under the hood or on the door edge - it usually directly states standards like Guo IV or Guo V. Another reliable approach is using the VIN (Vehicle Identification Number), located at the lower-left corner of the windshield or on insurance documents, then querying it through the official environmental protection bureau website or app. Having owned several used cars, I've found the 'National Vehicle Emission Query' app particularly handy - just scan and get instant results. Manufacturing year also gives clues; for instance, most domestic cars after 2015 comply with Guo V, though brands like Volkswagen or Toyota may vary slightly. Remember, increasingly stringent emission standards aim to reduce urban smog - Guo VI vehicles face stricter regulations, and non-compliant cars may be restricted in certain zones. Always verify emissions during purchase or transfer to avoid penalties for exceeding standards. Visiting the DMV with your documents remains the most foolproof method, taking just minutes. Proactive emission checks are crucial for road access and safe driving - don't wait until being stopped to discover issues.