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Email Compliance · Unsubscribe requirements

Email unsubscribe compliance and GDPR and ePrivacy compliance in the European Union

Short answer

GDPR requires a lawful basis (usually consent) for marketing email and documented consent records. Email unsubscribe compliance supports compliance by making sender identity verifiable and recipient choices enforceable.

What GDPR and ePrivacy requires#

GDPR requires a lawful basis (usually consent) for marketing email and documented consent records.

What email unsubscribe compliance is#

Unsubscribe compliance covers the legal and provider requirements for letting recipients opt out: a visible link, one-click List-Unsubscribe headers (RFC 8058), and processing within a defined window.

Why it matters#

Gmail and Yahoo require one-click unsubscribe for bulk senders, and every anti-spam law requires a working opt-out. Easy opt-out also lowers complaints.

How email unsubscribe compliance supports GDPR and ePrivacy compliance#

Regulators and recipients need to identify who sent a message and trust that opt-out mechanisms work. Email unsubscribe compliance contributes by gmail and Yahoo require one-click unsubscribe for bulk senders, and every anti-spam law requires a working opt-out. Easy opt-out also lowers complaints.

Implementation steps#

  1. Include a visible unsubscribe link in every marketing message.
  2. Add List-Unsubscribe and List-Unsubscribe-Post headers so providers show a native unsubscribe button.
  3. Process opt-outs immediately; the legal maximum is 10 business days in the US, but providers expect 2 days.
  4. Never require login or more than one click to unsubscribe.
Example headers
List-Unsubscribe: <https://example.com/u/abc123>, <mailto:unsub+abc123@example.com>
List-Unsubscribe-Post: List-Unsubscribe=One-Click

Frequently asked questions#

What is one-click unsubscribe?

An RFC 8058 header pair that lets the mailbox provider send a POST to your endpoint when a user clicks Unsubscribe in the client, with no landing page.

Keep reading on Unsubscribe requirements