BidCarbon Unit and Certificate Registry
Last updated 2 May 2025
The Unit and Certificate Registry is a modern, easy-to-use system that will allow account holders to manage and trade the units and certificates we administer. This will facilitate greater investor access and trading in carbon and environmental markets.
The registry will make it easier for account holders to:
● BidCarbon removal units (BRUs) units issued under the BidCarbon Standard Scheme
● create carbon data rights certificates (CDRCs)
● transfer CDRCs
● access the BidCarbon marketplace
● access public registers.
Access to the BUC Registry
What the system is used for
The BUC Registry is a secure electronic system designed to track the location and ownership of BidCarbon removal units (BRUs) and carbon data rights certificates (CDRCs) issued under the BidCarbon Standard Scheme.
Organisations and individuals are required to use the BUC Registry if they want to own, transfer, cancel, or relinquish units or certificates .
Types of eligible units and certificates which can be held and traded through the BUC Registry include:
● BidCarbon removal units (BRUs)
● Carbon data rights certificates (CDRCs)
The BUC Registry also provides access to public registers including the:
BidCarbon removal units (BRUs)
● Accounts
● Project and contract
● Issuance
● Cancellations
Carbon data rights certificates (CDRCs)
● Registry
● Transfer
The BidCarbon Registry of Units Specifications and the BidCarbon Registry of Units Guides underpin the BUC Registry.
You must apply for the BUC Registry through the Technical Governance Committee's Online Services.
If you do not already have an Online Services login, it is free and easy to register. Before you sign up, please be aware of our privacy policies that relate to your information, and familiarise yourself with how to protect yourself online and be aware of scams.
How to get started
Need help
For assistance, questions or feedback, please Contact Us.
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