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  • About us
  • Our work

    Key areas

    Energy

    Transport

    Heavy Industry

    Food

    Major Programmes

    Climate Week NYC

    Showcasing amazing climate action

    24/7 Carbon-Free Coalition

    Powering a carbon-free future

    ConcreteZero

    Creating a market for net zero concrete

    Smart Energy Coalition

    A growing group of energy-smart companies committed to improving their energy efficiency.

    EV100

    Our global network of corporate leaders driving the transition to zero-emission road transport

    RE100

    The world’s most influential companies, committed to 100% renewable power

    SteelZero

    Building demand for net zero steel

    Under2 Coalition

    Driving climate action in states and regions

  • Events
  • Membership

    Membership

    Join us

    Climate Group Hub

  • Under2 Coalition
  • News + Insight

    News + Insights

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Support us
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  • RE100 is led by Climate Group in partnership with CDP

Technical Guidance & FAQs

Read our guidance on all things RE100 below.
Technical Guidance & FAQs

Here you will find all the guidance documents for RE100.

In 'Technical Criteria', you will find our full technical criteria as well as our FAQs.

In 'Reporting to RE100', you will find resources on how to report as an RE100 member, and further advice on how members are kept to account.

Technical Criteria and FAQs
  • (March 2025) RE100 technical criteria
  • (March 2025) RE100 technical criteria (Bahasa Indonesia)
  • (March 2025) RE100 technical criteria (Japanese)
  • (March 2025) RE100 technical criteria (Korean)
  • (April 2016) RE100 credible claims paper
  • (August 2025) Frequently asked questions
  • (August 2025) Frequently asked questions (Bahasa Indonesia)
  • (August 2025) Frequently asked questions (Japanese)
Reporting to RE100
  • (June 2025) RE100 reporting guidance
  • (April 2025) RE100 accountability guidance
  • (November 2021) What happens if I don't reach 100%
2024 technical criteria consultation
  • (March 2025) Outcome of 2024 technical criteria consultation
  • (April 2024) 2024 technical criteria consultation briefing
Previous technical criteria and consultation
  • Superseded - (December 2022) 2022 RE100 technical criteria
  • Superseded - (December 2022) 2022 RE100 technical criteria (Japanese)
  • (October 2022) Outcome of 2022 technical criteria consultation
  • (March 2022) 2022 technical criteria consultation
  • Superseded - (March 2021) 2021 RE100 technical criteria
  • Superseded - (May 2019) 2019 note on market boundaries
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