AI-generated Key Takeaways
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Publishers in the EEA and UK must obtain user consent for data collection and ad personalization to comply with Google's EU User Consent Policy and the GDPR.
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This requires using a Google-certified Consent Management Platform (CMP) that gathers consent for various purposes, including personalized, non-personalized, and limited ads.
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Personalized ads rely on user data to tailor ad experiences, while non-personalized ads don't use past behavior but still need consent for cookies/mobile identifiers.
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Limited ads are served when consent for cookies or mobile identifiers is absent, and Technical Ad Delivery is used when consent and legitimate interest aren't present for non-special purposes, relying on IP addresses for ad delivery.
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Consent is signified by ✅, Legitimate Interest by ✔, and No Consent by 🚫 in purpose tables.
Under Google's EU User Consent Policy, you must make certain disclosures to your users in the European Economic Area (EEA) and the UK, and obtain their consent for the use of cookies or other local storage where legally required, and for the collection, sharing, and use of personal data for ads personalization. This policy reflects the requirements of the EU ePrivacy Directive and the General Data Protection Regulation (GDPR). To comply with this policy, publishers are required to adopt a Google-certified consent management platform (CMP) that has integrated with the TCF framework such as the User Messaging Platform SDK. Once adopted, the CMP presents consent choices, known as purposes, in your mobile app.
The exact UI for the consent choices is kept up-to-date by Google, but here's an earlier version for reference:
The different types of ads that can be served are:
Personalized ads
Personalized ads are ads that make inferences about a user's interests based on the sites they visit or the apps they use. Google considers ads to be personalized when they are based on previously collected or historical data to determine or influence ad selection.Google will serve personalized ads when all of the following criteria are met. Read requirements for personalized ads for more information.
| Purpose | User consent choice |
|---|---|
| Purpose 1 | ✅ |
| Purpose 2 | ✔ or ✅ |
| Purpose 3 | ✅ |
| Purpose 4 | ✅ |
| Purpose 7 | ✔ or ✅ |
| Purpose 9 | ✔ or ✅ |
| Purpose 10 | ✔ or ✅ |
Non-personalized ads
Non-personalized ads are ads that are not based on a user's past behavior. Per the EU User Consent policy, non-personalized ads still require consent for cookies mobile identifiers.Google will serve non-personalized ads when all of the following criteria are met. Read requirements for non-personalized ads for more information.
| Purpose | User consent choice |
|---|---|
| Purpose 1 | ✅ |
| Purpose 2 | ✔ or ✅ |
| Purpose 7 | ✔ or ✅ |
| Purpose 9 | ✔ or ✅ |
| Purpose 10 | ✔ or ✅ |
Limited ads
Limited ads are ads in the absence of consent for cookies or mobile identifiers. Limited ads don't access cookies, user identifiers, or equivalent local storage on the user's device.Google will serve limited ads when all of the following criteria are met:
| Purpose | User consent choice |
|---|---|
| Purpose 1 | 🚫 |
| Purpose 2 | ✔ or ✅ |
| Purpose 7 | ✔ or ✅ |
| Purpose 9 | ✔ or ✅ |
| Purpose 10 | ✔ or ✅ |