Skip to main content


Home    /    Solutions    /    Advisory Solutions    /    Energy Compliance
Your source for compliance.

Energy Compliance

Our Energy Compliance Services practice helps businesses navigate compliance with evolving federal and state regulations.

Connect with us

General Environmental Advisory and Consulting Services

Renewable energy. Carbon capture. Businesses of all sizes see new opportunities and potential benefits of these and other initiatives to curb greenhouse gases.

Learn More

Assurance Services

We perform a variety of attestation and compliance assessment services directly related to petroleum and renewable fuels compliance, as well as climate change and low carbon initiatives. Our service offerings include:

  • Annual EPA attest engagements (agreed-upon procedures) required under the U.S. Code of Federal Regulations
    • Title 40, Part 80 – Regulation of Fuel and Fuel Additives
    • Title 40, Part 84 – Phasedown of Hydrofluorocarbons (HFCs)
    • Title 40, Part 1090 – Regulation of Fuels, Fuel Additives, and Regulated Blendstocks (the Streamlined Regulations)
  • Quality Assurance Plan (QAP) verification services
  • Validation and verification services related to California’s Low Carbon Fuel Standard (LCFS)
  • Attest engagements for voluntary low-carbon fuels market reporting programs
    • Transport Emissions Reduction Certificate (TERCTMTM)
    • Midwest Renewable Energy Tracking System (M-RETS)
  • Comprehensive compliance assessments
    • Various fuel programs (EPA and various state agencies)
    • Petroleum testing laboratories (independent and refinery)

QAP Services

Weaver is an approved auditor under the EPA’s Renewable Fuel Standard (RFS) Quality Assurance Plans (QAP) program. One of only a few qualified firms, Weaver has been given approval by the EPA to provide its RIN-tegrity® verification service to U.S. renewable fuel producers, as well as to importers and foreign producers, for fuels such as:

  • Ethanol
  • Biodiesel
  • Renewable Diesel
  • Renewable Jet (SAF)
  • Renewable Naphtha
  • Renewable Natural Gas (CNG / LNG)

Pursuant to the QAP requirements, Weaver focuses on the following components:

  • Feedstock
  • Production Process
  • RIN Generation
  • RIN Separation
  • Reporting
  • Recordkeeping
  • Company, Facility, and Fuel Registration

These components will be addressed through periodic site visits and documentation review.

LCFS Validation and Verification Services

As a California Air Resources Board (CARB) accredited verification body, Weaver performs validation and verification required by the Low Carbon Fuel Standard (LCFS) Program. A number of our professionals are accredited and experienced LCFS lead verifiers. Weaver’s services include validation of Fuel Pathway Applications, as well as performing verification services for the following reports:

  • Annual Fuel Pathway Reports
  • Quarterly Fuel Transactions Reports for Alternative Fuels
  • Quarterly Fuel Transactions Reports for Producers and Importers of Gasoline or Diesel
  • Crude Oil Quarterly and Annual Volumes Reports
  • Low-Complexity/Low-Energy Use Refinery Reports

Fuels Regulatory Consulting Services

Weaver specializes in providing operational support, strategic advice and regulatory consulting services to the petroleum and renewable fuels industries. Our team of professionals has an in-depth understanding of state and federal fuel compliance requirements. Our service offerings include:

  • General consulting services related to the U.S. Code of Federal
    • Title 40, Part 79 – Registration of Fuel and Fuel Additives
    • Title 40, Part 80 – Regulation of Fuel and Fuel Additives
    • Title 40, Part 98 – Mandatory Greenhouse Gas Reporting
    • Title 40, Part 1090 – Regulation of Fuels, Fuel Additives, and Regulated Blendstocks (the Streamlined Regulations)
  • General consulting services surrounding California Air Resources Board (CARB) fuels regulations and climate change programs
    • California gasoline and diesel regulations
    • California Low Carbon Fuel Standard (LCFS)
  • General consulting services surrounding other federal and state fuels programs:
    • Canada Clean Fuels Regulations
    • Oregon Clean Fuels Program
    • Washington Clean Fuels Program
  • Independent third-party engineering reviews required for renewable fuel production facilities under the Renewable Fuel Standard (RFS) program
  • EPA Moderated Transaction System (EMTS) account administration, related to Renewable Identification Numbers (RINs), gasoline sulfur and gasoline benzene credits
  • Assistance with registration and reporting related to various fuels programs
  • Due diligence procedures related to various aspects of fuels programs (e.g., renewable fuel importers, sulfur and benzene credits and transactions)
  • Conducting training sessions related to various fuel programs

Weaver Compliance Navigator

Your single source for energy compliance.

The Weaver Compliance Navigator provides direct access to the key environmental rules and regulations that govern petroleum and renewable fuels.

Download App
Meet the team

Our leaders