Level 4 Merchant Selection Criteria
According to Visa, Inc. standards, merchants processing less than 20,000 e-commerce transactions annually and all other merchants processing up to 1 million transactions annually.
Validation and Compliance Requirements: Mandatory compliance, optional validation.
Annual Self-Assessment Questionnaire (SAQ) recommended
Quarterly network scan by Approved Scan Vendor (ASV) if applicable
Compliance validation requirements set by acquirer