Verified Carbon Standard (VCS) Manuals & User Guides

The Verified Carbon Standard (VCS), managed by Verra, is a greenhouse gas crediting program with standards and guidance for carbon project validation, verification, registration and credit issuance.

Browse available VCS program documents and guidance here. Check the version and effective dates carefully, and consult Verra's official VCS program page for current information.

VCS is also used as an abbreviation by unrelated organizations and products, so confirm each document's subject before use.

• What does VCS stand for in these program documents?

  VCS stands for Verified Carbon Standard, a greenhouse gas crediting program managed by Verra.

• Which VCS documents are listed in this category?

  Listings include a VCS Standard 2022 document and a 2019 overview of substantive changes to VCS program rules and requirements. Check each document's title and version before use.

• How can I check whether a VCS document is current?

  Compare its version, release date and effective dates with information on Verra's official Verified Carbon Standard program page. Older guidance may have been superseded.

• Do all manuals labeled VCS relate to carbon projects?

  No. The initials VCS are used by unrelated products and organizations. Check the publisher and subject, especially for listings such as the MX/MXi user guide.

• Where should I look for VCS project registration requirements?

  Consult the applicable VCS program rules and registration guidance through Verra's official program website. Project registration is not consumer product registration.