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Overview

Sonar provides compliance infrastructure to help you run regulated token sales. This page summarizes the available capabilities; see the linked technical documentation for implementation details.
All compliance settings are configured in the Echo Founder Dashboard when setting up your sale.

Identity Verification

KYC (Know Your Customer)

Individual participants complete identity verification through Sonar’s KYC flow.

KYB (Know Your Business)

Organizational participants (companies, DAOs, funds) can complete business verification to participate on behalf of their entity.

Entities

Technical details on entity states and verification flow

Accreditation

For sales requiring accredited investors (e.g., US Reg D offerings), Sonar can verify accreditation status.

Verification Methods

MethodDescription
Professional attestationLetter from CPA, attorney, or other qualified professional
Net worth (on-chain)Verification using only on-chain assets plus liability statement
Net worthVerification using on-chain and off-chain assets with supporting documentation
IncomeIncome documentation (tax returns, pay stubs, etc.)
Professional credentialsVerification via professional license (e.g., Series 7, CRD number)

Geographic Restrictions

Block participation from specific jurisdictions (e.g., OFAC-sanctioned countries).

Wallet Risk Screening

Screen participant wallets for risk indicators before allowing participation. Sonar screens for:
  • Sanctioned entities
  • High-risk addresses
  • Illicit activity indicators

Wallet Risk Screening

Configure risk thresholds and screening behavior

Purchase Limits

Enforce minimum and maximum commitment amounts per entity. Limits are enforced at the entity level, so participants cannot circumvent them by using multiple wallets.

Purchase Permits

How limits are enforced through permits

Next Steps