Welcome to Clean Truck Check Authority 

California's # 1
Clean Truck Check Testing Facility

At CTC Authority, We Help Truck Owners, RV Drivers, And Fleet Operators Stay Fully Compliant With California’s Clean Truck Check Program. With Over 8 Years Of Emission Testing Experience And Over A Thousand Of 5-Star Reviews, We Make Emissions Compliance Simple — We Offer Mobile, Same-Day, And Stress-Free Scheduling & Now We have Made Things Simpler By Automating Your Testing With CTC Intelligence! Find Out More On CTC Intelligence Page.
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[About Us]

Experts in Diesel Emissions Testing

We Specialize In Emissions Testing For Diesel Vehicles Over 14,000 Lbs GVWR. Our Mission Is To Simplify The Compliance Process For California Drivers — Whether You’re Running A Single Rig Or Managing A Full Fleet. From Mobile Inspections To Automated Plug-And-Play Devices, We Help You Stay On The Road And In Compliance With Confidence.
Independent truck owners
Fleet managers
RV drivers
Logistics companies

Why Choose Us?

Over 1,000 five-star emission reviews from happy customers
Trusted by fleets, logistics teams, and RV owners
CARB-certified testers with expert-level support
Step-by-step help through the full process
[How We Help]

Complete Support from Start to Finish

From Helping You Schedule A Mobile Test To Walking You Through CARB’s CTC-VIS Portal, We Make The Entire Compliance Process As Seamless As Possible. Whether You Need A One-Time Test Or Full-Service Emissions Automation — We’ve Got You Covered.
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[Our Services]

Reliable Testing & Smart Compliance Solutions

OBD Testing
Certified Diesel Emission Testing For Vehicles With Engines 2013 & Newer
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Opacity Testing
Professional Opacity And Smoke Testing For Port, Yard, And Heavy-Duty Diesel Trucks With 2012 & Older Engines
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CTC Intelligence
Nationwide Plug-And-Play Compliance Device With Real-Time Testing And Zero Downtime.
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CTC-VIS Setup
Hassle-Free CARB CTC-VIS Portal Registration And Compliance Support Across California.
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[Regional Coverage]

Proudly Serving Southern California

We operate throughout Los Angeles, Orange County, Riverside County, and North San Diego County. Wherever your diesel vehicle goes — we help keep it compliant.
Whether you need mobile emissions testing or CTC-VIS support, we’re your go-to resource for Clean Truck Check compliance in California.
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16861 Beach Blvd Huntington Beach, CA 92647
(714) 603-3839CTCAuthority@ASAHIndustries.com