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Regulator 10

Regulation (EU) 2026/1744 (Digital Omnibus on AI), deferring the high-risk chapter but not Article 50
24 Jul 2026Source AI-written marketing email needs no label, but AI product imagery might
European Commission, FAQ on transparency obligations under Article 50
20 Jul 2026Source AI-written marketing email needs no label, but AI product imagery might
RCW 19.190.020, Unpermitted or misleading electronic mail
11 Jun 2026Source In Washington, any misleading subject line is a per-se violation
CNIL, La prospection commerciale par courrier électronique
10 Jun 2026Source EU marketing email needs prior consent, with one narrow customer exception
Garante per la protezione dei dati personali, provvedimento n. 284 del 17 aprile 2026, Linee guida in materia di utilizzo di tracking pixel
29 Apr 2026Source Italy requires consent for individual open tracking from 29 October 2026
CNIL, délibération n° 2026-042, Recommandation relative aux pixels de suivi dans les courriers électroniques
14 Apr 2026Source In France, tracking email opens needs its own consent
Washington ESHB 2274, Chapter 135, Laws of 2026, effective 11 June 2026
23 Mar 2026Source Washington cut CEMA damages from $500 to $100 per message
EDPB Guidelines 2/2023 on the technical scope of Art. 5(3) ePrivacy Directive, v2.0
7 Oct 2024Source In France, tracking email opens needs its own consent
Regulation (EU) 2024/1689 (AI Act), Article 50
1 Aug 2024Source AI-written marketing email needs no label, but AI product imagery might
Directive 2002/58/EC (ePrivacy), Article 13, consolidated text
19 Dec 2009Source EU marketing email needs prior consent, with one narrow customer exception

Standards body or research 6

Validity, Consumers let AI curate their inboxes while marketers struggle to keep up
1 Jun 2026Source Apple Mail replaces your preheader with an AI summary
Validity, What's really behind Gmail's open rate drop
15 May 2026Source Open rate is not a measurement any more
Litmus, Email Client Market Share
1 May 2026Source Open rate is not a measurement any more
Twilio and Inbox Monster, Mailbox provider AI and Apple Intelligence
18 Mar 2025Source Apple Mail replaces your preheader with an AI summary
RFC 8058, Signalling One-Click Functionality for List Email Headers
1 Jan 2017Source Bulk senders must support one-click unsubscribe
RFC 7489, Domain-based Message Authentication, Reporting and Conformance (DMARC)
1 Mar 2015Source DKIM passing is not DKIM aligned

ESP documentation 4

Klaviyo, How Klaviyo attributes conversions
1 Jan 2026Source Klaviyo counts Apple machine opens toward revenue by default
Klaviyo, Apple Mail Privacy Protection and Klaviyo
1 Jan 2026Source Klaviyo counts Apple machine opens toward revenue by default
Klaviyo, Why Klaviyo and Shopify revenue differ
1 Jan 2026Source Klaviyo counts Apple machine opens toward revenue by default
Klaviyo, Global holdout groups
1 Jan 2026Source Klaviyo holdout groups need 400,000 profiles

Court 1

Brown v. Old Navy, LLC, Washington Supreme Court No. 102592-1, 4 Wn.3d 580, 567 P.3d 38
17 Apr 2025Source In Washington, any misleading subject line is a per-se violation

Mailbox provider 3

Google, Postmaster Tools help, changes in version 2
1 Jan 2025Source Google Postmaster Tools retired the reputation dashboards
Google, Email sender guidelines
1 Feb 2024Source Gmail enforces a 0.30 percent spam rate on bulk senders
Yahoo Sender Best Practices
1 Feb 2024Source Bulk senders must support one-click unsubscribe