Accelerate certification with expert vehicle and engine compliance support

Navigating EPA, CARB, ECCC, and IMO certification requirements can be complex and time-consuming for vehicle and engine manufacturers. Our consultants bring decades of regulatory expertise and technical insight to help clients secure timely approvals, streamline testing strategies, and maintain compliance throughout the product lifecycle. From application preparation to defect reporting and audit support, we deliver the guidance and oversight needed to ensure compliance while reducing delays and costs.
Service Specifics

Our Vehicle & Engine Emissions Certification Services

See how we support manufacturers, importers, and operators across the vehicle and engine supply chain with certification strategy, technical oversight, and ongoing compliance management.

We evaluate certification requirements for EPA, CARB, ECCC, and IMO programs and design efficient testing and application strategies that minimize duplication and accelerate approvals.

Our experts prepare and submit complete certification packages – including AECD documentation, warranty statements, and GHG modeling – while working directly with agency staff to resolve issues and facilitate approvals.

Trinity develops test plans, oversees emissions testing programs, and audits laboratories for compliance with EPA, CARB, ISO, and IMO standards. We ensure testing facilities, procedures, and equipment meet certification requirements.

Beyond initial certification, we help clients stay compliant with production reporting, defect and warranty submissions, confirmatory testing, and audit preparation, ensuring smooth regulatory engagement throughout the product lifecycle

When issues arise, our team provides expert testimony, enforcement response strategies, and regulatory liaison services to protect client interests and maintain compliance confidence.

Related Industries

Vehicle & Engine Emissions Certification for your Industry's Unique Needs

Vehicle & Engine Emissions Certification FAQs

Trinity assists with EPA, CARB, ECCC, and IMO certifications for engines, vehicles, and vessels. This includes land-based, nonroad, and marine applications as well as Advanced Clean Truck (ACT) and Zero-Emission Vehicle (ZEV) certifications.

OEMs, importers, fleet managers, engine manufacturers, test labs, and marine operators all face compliance challenges. Trinity provides tailored support across the supply chain to reduce risk, avoid costly delays, and ensure certification success.

While we do not perform testing directly, we design test plans, oversee execution at approved labs, and conduct audits of testing facilities and procedures to ensure compliance with regulatory requirements.

We provide ongoing support for production line testing (PLT), defect and warranty submissions, confirmatory testing oversight, and agency audits. Our services ensure clients remain in compliance long after initial approval.

Trinity offers expert guidance, regulatory liaison, and litigation support. Our specialists help clients prepare for audits, respond to Section 208 requests, and develop enforcement defense strategies that minimize penalties and maintain compliance.

Explore our Environmental Consulting expertise

Our consultants provide local expertise across the globe.

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Related Training Courses

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