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Microsoft Advertising · Status at source date: Newsletter archive

Server-side GTM gains control to block browser calls for Ads and Floodlight tags

Written by Paid Media Collective
IN BRIEF

Google is adding a server-side GTM control that blocks the browser calls made by Google Ads and Floodlight tags, flagged by Simo Ahava. The change relates to Google Ads' shift in how it responds to the consent state and to Google Signals when linked to a GA property.

Original newsletter image: Server-side GTM gains control to block browser calls for Ads and Floodlight tags
Via the Paid Media Collective newsletter. Original visual creator unverified.View full-size image

What changed

Google emailed customers to say a new control, only for server-side GTM, will let Ads tags use available click IDs without linking the user's Google sign-in information to the data flow.

For measurement engineers running server-side setups, the control allows them to continue using click-ID-based measurement while severing the sign-in linkage that consent and Signals changes otherwise introduce.

THE COLLECTIVE PERSPECTIVE

Why it matters for advertisers

For you, this means server-side GTM users gain specific control over how Ads and Floodlight tags behave under the new consent and Signals handling. Worth reviewing your server-side configuration so the control is applied deliberately rather than leaving tag behaviour to defaults.

Perspective from the original PMC newsletter.

Sources & contributor credit

  1. Newsletter coverage · Paid Media Collective newsletter

    Original newsletter text, contributor labels and media for this update.

  2. Source referenced in newsletterLinkedIn

    Linked from the original newsletter. The source publication date has not been independently confirmed.

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Original newsletter text and archive evidence

Server-side GTM gains control to block browser calls for Ads and Floodlight tags

Google is adding a server-side GTM control that blocks the browser calls made by Google Ads and Floodlight tags, flagged by Simo Ahava. The change relates to Google Ads' shift in how it responds to the consent state and to Google Signals when linked to a GA property. Google emailed customers to say a new control, only for server-side GTM, will let Ads tags use available click IDs without linking the user's Google sign-in information to the data flow.

For measurement engineers running server-side setups, the control allows them to continue using click-ID-based measurement while severing the sign-in linkage that consent and Signals changes otherwise introduce.

For you, this means server-side GTM users gain specific control over how Ads and Floodlight tags behave under the new consent and Signals handling. Worth reviewing your server-side configuration so the control is applied deliberately rather than leaving tag behaviour to defaults.

Source captured . No explicit first-contributor label was provided for this update.

Newsletter coverage (1)📰 🦸‍♂️ Paid Media News (Week 25) 🦸‍♀️ · 21 Jun 2026