Under CAN-SPAM you must honor an opt-out within 10 business days
Verified Confidence: high
Primary source found; it says the same thing, the scope matches, and it is reasonably current.
- Commonly cited as
- "How fast must I process unsubscribes?"
- True origin
- Federal Trade Commission — CAN-SPAM Act: A Compliance Guide for Business
- Type
- Reference fact: A frequently needed number or rule taken directly from a primary source (e.g. Pew, Census, IAB/PwC, FTC), with its as-of date.
- Year
- 2023
- Data as of
- FTC guide (Aug. 2023, edited Jan. 2024)
- Last checked
- What the source says
Any opt-out mechanism you offer must be able to process opt-out requests for at least 30 days after you send your message. You must honor a recipient's opt-out request within 10 business days.
- Method & sample
- FTC business guidance.
- Drift between quote and source
- None — other rules (e.g. mailbox-provider bulk-sender requirements) may demand faster processing
- Interest
- n/a (federal regulator).
Safe rephrasing
The FTC's CAN-SPAM guide says opt-outs must work for at least 30 days after sending and must be honored within 10 business days.
Sources we opened
Machine-readable: /api/claims/can-spam-opt-out-10-business-days.json · Last checked 2026-10-16