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MARKETPLACE PROVIDER FRAMEWORK | COMMERCIAL AGREEMENT

SELLER ONBOARDING

commercial standards for carbon project developers & aggregators

Terms and operational obligations governing carbon project developers, aggregators, and brokers listing verified environmental credits on the ZeroCarbon procurement network.

Effective Date: September 29, 2026
Registry Coverage: Verra VCS | Gold Standard | ICR | Puro
Settlement: Escrow-backed T+2 Settlement

1. Agreement Scope

This Seller Onboarding Agreement governs your participation as a carbon project developer, originator, or broker (Seller) on the ZeroCarbon marketplace. By listing credits, Seller covenants to abide by strict non-double-counting standards and programmatic delivery protocols.

2. Project Eligibility and Quality Standards

ZeroCarbon only accepts credits issued by approved registries:

  • Verra Verified Carbon Standard (VCS)
  • Gold Standard for the Global Goals (GS4GG)
  • Indian Carbon Registry (ICR)
  • Puro.earth Engineered Removals
  • American Carbon Registry (ACR)

Credits must have verified vintage years no older than 5 years from the listing date, unless specifically tagged as legacy volume with express buyer consent.

3. Commercial Terms and Platform Fees

ZeroCarbon operates on a transparent marketplace commission structure:

Standard Platform Fee3.5% of gross transaction value
Enterprise High-Volume Tier (>100,000 tCO2e)1.8% of gross transaction value
Registry Transfer FeesPassed through at net registry cost

4. Retirement Obligations and Delivery Timelines

Upon confirmation of payment by an enterprise buyer, Seller is legally required to execute the credit retirement on the relevant official registry within forty-eight (48) hours.

The public registry retirement statement must explicitly name the designated beneficiary and include the permanent SHA-256 order hash generated by ZeroCarbon.

5. Representations and Warranties

Seller expressly warrants that: (a) it possesses clear legal title to all listed credits; (b) credits are unencumbered by liens, forward options, or prior retirement claims; (c) project documentation submitted for AI verification reflects accurate monitoring reports and third-party audit findings.

6. Term and Termination

Either party may terminate active listing privileges with thirty (30) days written notice. Existing pending transactions and retirement commitments survive termination until fully completed.