What Is Google Consent Mode?
2026-07-29 · 3 min read
Google Consent Mode is a framework that lets Google's own tags (Analytics, Ads) adjust their behavior based on the consent a visitor actually gave — rather than firing unconditionally the moment a page loads.
The problem it solves
Without Consent Mode, a tag manager either fires everything (including before a visitor has made a consent choice) or blocks everything (losing legitimate, consented measurement). Neither is right. Consent Mode lets tags start in a restricted state by default and adjust once the visitor actually responds to a consent banner.
What Consent Mode v2 adds
The v2 update added two new consent signals specifically for ad personalization and measurement, giving finer control over what's allowed before and after a visitor's choice — relevant for anyone running Google Ads alongside analytics.
Consent Mode doesn't replace a consent banner
It's a signal-passing mechanism, not a consent-collection mechanism. You still need an actual banner that presents the choice, and a way to prove what was chosen and when — a consent ledger, not just a cookie on the visitor's browser.
How Consentra approaches this
Consentra supports Google Consent Mode v2 alongside a geo-aware jurisdiction engine and a cryptographically verifiable consent ledger — the banner, the signal, and the record, together.