🚛 California Clean Truck Check Information🚛
We know the California Air Resources Board (CARB) website can be tough to navigate. To help our customers, we’ve compiled the most important details here based on research and customer feedback. We believe this information is accurate and will update it as new details become available.
Mention Website To Get $20 Off Free Re-Test If You Fail
Hensley's Auto Does Heavy Duty Diesel Smogs. Mobile service avalible for 3 vehicles or more. Otherwise you will need to come in. Please detatch trailer before coming in.
🔧 What You Need to Know
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2009 & Older Heavy-Duty Diesel Engines
Must be retrofitted with an approved system to operate in California. -
Exemptions
Some vehicles qualify for specific exemptions (see links below). -
Personal-Use Motorhomes
Exempt from retrofit requirements, but still require emissions testing. These motorhomes cannot be listed in the Excluded Diesel Database.
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📝 Steps for Compliance
Step 1 – Register Vehicle
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Enter your vehicle into the CARB database and pay the required fee through the Vehicle Inspection System (CTC-VIS) Portal.
Step 2 – Review Retrofit Requirements
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Check what needs to be retrofitted and what may be exempted through CARB guidance: Retrofit & Exemption Info.
Step 3 – Check Exempted Vehicles
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Some vehicles do not require retrofits. Learn more here: Exempted Vehicles Info.
Step 4 – EDVR (Excluded Diesel Vehicle Reporting)
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Applies to model year 2010 or older vehicles.
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Limited to 1,000 miles per year in California.
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Must log miles with odometer photos and keep a log book.
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Report here: EDVR Portal.
Starting January 1st 2023 Roadside Emissions Monitoring Devices (REMD) will be placed on CA roads in order to flag vehicles who have high emissions.
If your vehicle is flagged you will get a Notice to Submit to Testing (NST) letter and have 30 days to submit a passing emissions test to CARB.
Starting 7/1/2023
Vehicle owner is required to add there vehicle to the clean truck database and pay a $30 fee.
Tutorial for clean truck database
Starting in 2024 14,000 gvwr duty diesel vehicles will need to be smoged 2 times a year that have an OBD system (On Board Diagnostics) Generaly that is 2013 and newer vehicles. Those vehicles will have a check engine light also.
Heavy duty recreational vehicles will be smogged 1 time per year.
Starting in 2027 the inspection interval will be increased to 4 times per year for obd systems. Recreational vehicles will remain 1 time per year.