By SanctionsAI team · Updated 2026-08-09

OFAC SDN list update frequency and monitoring

The OFAC SDN list is updated frequently, sometimes multiple times per week. Compliance teams must monitor updates and rescreen customers when new designations occur.

Update frequency

Update typeFrequencyExample
New designationsMultiple per weekGeopolitical events, enforcement actions
Removals (delisting)OccasionalNegotiated settlements, regime changes
Address/identifier updatesPeriodicNew crypto wallet addresses added
Alias updatesPeriodicNew known aliases for existing SDNs

How to monitor

1. Subscribe to OFAC's email update service. 2. Download the updated SDN list daily. 3. Run batch screening against all existing customers. 4. Investigate any new matches within 24 hours. 5. Document the monitoring process.

Automated monitoring: Use an API like SanctionsAI that automatically uses the latest SDN list. This eliminates the need for manual list downloads.

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Frequently Asked Questions

How often is the OFAC SDN list updated?
Frequently, sometimes multiple times per week. Major designations often follow geopolitical events.
How do I monitor SDN list changes?
Subscribe to OFAC email updates. Download the updated list daily. Run batch screening against all customers.
How quickly must I rescreen after updates?
Within 24 hours for high-risk customers. Automated rescreening on list updates is best practice.
Can automated API screening handle updates?
Yes. SanctionsAI automatically uses the latest SDN list. Every API call screens against the current list, eliminating manual update gaps.

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