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When an email needs principal approval under FINRA Rule 2210

For compliance officers, marketing teams at broker-dealers.

Short answer

Under FINRA Rule 2210, a written communication sent to more than 25 retail investors within any 30-day period is a retail communication, and generally needs approval by a registered principal before use. The same message to 25 or fewer retail investors is correspondence, which is supervised under your review procedures. Build the threshold into your email tools.

This is general guidance to discuss with your compliance team, which sets your firm's procedures. Vantage Point is not a law firm.

The categories

CategoryDefinition in Rule 2210Approval
Retail communicationDistributed to more than 25 retail investors within any 30-calendar-day periodGenerally needs principal approval before use, with some exceptions
CorrespondenceDistributed to 25 or fewer retail investors within any 30-calendar-day periodSupervised and reviewed under your procedures (Rule 3110)
Institutional communicationDistributed only to institutional investorsUnder your written supervisory procedures

What this means for CRM email

  • Marketing email and newsletters from HubSpot or Marketing Cloud are usually retail communications. Keep them in draft until approved, and keep the approval record.
  • A rep's one-to-one email or a small sequence can be correspondence, but the 25-recipient count applies to the same message across sends in 30 days.
  • Set send limits or approval steps in the tool so a "personal" template can't quietly go to hundreds of people.
  • Make sure every send reaches your archive.

Practical setup

  1. Create an approval status property on email templates and campaigns, set by compliance.
  2. Restrict who can publish or send marketing email to users who check the status.
  3. Batch review requests weekly so compliance isn't interrupted all day.
  4. Pre-check drafts against your firm's rules list before sending them to review.

Official documentation

Frequently asked questions

How many recipients make an email a retail communication under FINRA Rule 2210?

More than 25 retail investors within any 30-calendar-day period. A written communication sent to 25 or fewer retail investors in that period is correspondence.

Do retail communications need principal approval?

Generally yes. Rule 2210 requires a registered principal to approve retail communications before use, with some exceptions. Your compliance team decides how the rule applies to your firm.

Salesforce, HubSpot, Anthropic and OpenAI change their products often. Check the official documentation before you rely on a specific setting, limit or price.

Last reviewed October 9, 2026 by the Vantage Point team. Browse all docs