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The short version
- Google's Search generative AI control has three values, Include, Exclude and Inherit, and a property's effective setting comes from its closest parent that has changed its control to stop inheriting.
- An owner of a child property can follow the parent or change the setting for that child, so one domain can carry more than one effective AI setting at once.
- Google notifies the owners of the top-level domain property when a child overrides the parent. Its page does not say whether a mid-level parent is notified, or whether the top-level owner can reverse the override.
- Google's page says the control isn't a ranking or inclusion signal, and that excluded content goes within 1-2 days after the control goes live, with some content taking longer.
In Search Console’s Search generative AI control, a URL follows the closest parent property that changed its control to stop inheriting.1 A property is one site entry in Search Console, Google’s reporting tool for site owners. A domain property covers a whole domain, and a URL-prefix property covers the pages under one address. A company that runs one property per market or per subfolder can therefore carry several AI settings on one domain, and the owner of the domain property may not have set the one a given page follows.
This is a desk-only piece. This site’s Search Console has a whole-domain property and nothing nested beneath it, so I have no override of my own to show.2 Everything about the control comes from Google’s help page, read on October 6, 2026.1
“A property inherits its Search generative AI control from its closest parent that has changed its control to stop inheriting.”
What does Search Console’s generative AI control do?
Search Console’s Search generative AI control lets a property owner choose whether a site’s content can appear in Google’s generative AI features in Search. It has three values. Include lets the content appear, Exclude prevents it from being visible to users in those features, and Inherit makes a property follow the value of its parent property.1
Google’s wording for the first two is specific enough to quote. Include means “Your site’s content can appear in Search generative AI features, including showing up as links and helping to ground AI responses in these features.”1 Exclude means “Your site’s content is prevented from being visible to users in Search generative AI features, including being linked to within these features and helping with grounding AI responses in these features.”1
Inherit drives the rest of this piece. Google defines it as “Your property is following the Search generative AI control value of its parent property.”1 A change at the parent applies on its own, and the page adds that you can override it for your property at any time. A property set to Inherit borrows its value from above. Nothing else sets it.
Two defaults matter. Include is “the default control for all properties,” and Inherit is “the default if your property has a parent property.”1 Google also states “As of August 31, 2026, we’ve rolled out this control to all websites worldwide.”1 That is Google’s claim. I did not test availability on any property.
Which setting does each property in a domain follow?
In a four-property example.com tree, a URL follows the nearest property that stopped inheriting. The domain property’s setting applies only where nothing below it changed. Google’s help page states the rule for any domain, so a company with nested properties by market, subdomain or folder can read its own tree the same way.1
Google defines the two roles in that rule. A parent property is “A higher-level property that has child property nested below it.” A child property is “A lower-level, URL-prefix path property, or a domain property which is not the top-level, that’s nested under another property.”1 Google also says “Many properties can be both a parent and a child of other properties.”1
The top of the chain comes from Google too. For a property in which none of its parents “manually-configured their control to stop inheriting, the property is set to inherit the control of its top-level domain property.”1 Google’s own example has a URL-prefix property at example.com/business/cats that inherits from the domain property example.com by default. That holds “unless an owner of a closer parent property” at example.com/business/ or example.com “manually configured the control to stop inheriting.”1
Child owners hold the power here. Google says it plainly. In its words, “Owners of a child property can choose to follow its parent property’s Search generative AI control or change it for the specific child property.”1 The domain property therefore sets a default that any child property can override.
The following table applies that logic to example.com, an illustration and not a real site.
| Property | Its own setting | Effective setting | Why |
|---|---|---|---|
example.com (top-level domain property) |
Include | Include | It has no parent, so its own value is the value. |
shop.example.com (child domain property) |
Exclude | Exclude | Its own control is set to Exclude, so it follows no one. |
example.com/blog/ (URL-prefix child) |
Inherit | Include | No parent changed its control, so it follows the top-level domain property. |
example.com/blog/drafts/ (child of the blog) |
Inherit | Include | Neither the blog nor any other parent changed its control, so it follows the top-level domain property. |
Row two shows a property that stopped inheriting, and it has no effect on the blog rows, because shop.example.com is not their parent. Rows three and four show the default path, where the top-level value flows all the way down.
Suppose the blog property changed from Inherit to Exclude. By the same rule, example.com/blog/drafts/ would follow the blog and not the domain. That variant is my application of the rule to a case Google’s page does not spell out, so check it in a real property before relying on it.
Who is notified when a child property overrides the parent?
Google notifies the owners of the top-level domain property when a child property overrides the parent setting. The notice appears on the Search generative AI control page. Google’s page does not say whether the owner of a property between the top level and the overriding child is told.1
The help page says, “Owners of the top-level domain property will see a notification on the Search generative AI control page when one of their child properties overrides the parent setting.”1 The notice makes an override visible. Google’s page does not say it gives the top-level owner a way to reverse one.
For a company with one property per market, the practical effect is that the top-level owner can find out. If a market team sets Exclude on its own property while the domain says Include, that override shows up on the domain owner’s page. Whether the owner can do anything about it from there is not something the quoted text says.
What does Google’s page say about ranking and timing?
Google’s help page answers two questions an enterprise team asks first. On ranking, it says “this control isn’t used as a ranking or inclusion signal affecting other parts of Search.” On timing, it says content “will be excluded within 1-2 days after the control goes live,” with some content taking longer because of caching and propagation across Google’s systems.1
The page gives the longer form of the timing note. It says “it generally takes a few days for your site’s content to be excluded from the applicable Search generative AI features.” It then says “Content will be excluded within 1-2 days after the control goes live, but some content may take longer to be excluded due to caching and propagation across Google systems.”1 Expect a short wait after you flip a setting.
Google also describes what Exclude does. It says “links to your site and your site’s content won’t appear in Search generative AI features.” It adds “Content from other sites will still be available in those features, and it may appear similar to yours.” The page adds “This control doesn’t affect AI training.”1 Robots.txt rules for AI crawlers are a separate mechanism, covered in blocking training bots while leaving retrieval open.
What does Google’s help page for the control leave open?
Google’s help page for the Search generative AI control leaves three things open. It does not say whether the owner of a property between the top level and an overriding child is notified. It does not say whether the top-level owner can reverse a child’s override. It also shows no last-updated date, so I can’t tell when its wording last changed.1
The two unanswered ownership questions matter for a company where one team owns the domain and another owns a market. Google’s page answers neither. Treat both as open, and test them on a property you own.
Related reading: Google’s AI contribution pilot payout and AI impressions without clicks cover other Search Console surfaces.
What should an enterprise team check first?
An enterprise team should list every property on the domain and read the Search generative AI control value on each one, because the effective setting depends on which properties have broken inheritance. A property set to Inherit tells you nothing alone. Its value depends on the nearest parent that changed its control.
In practice that means walking from the top-level domain property down. Mark each property as Include, Exclude or Inherit, then resolve every Inherit by the closest-parent rule, exactly as the worked example does for example.com. Start with anything set to Exclude.
The top-level owner also has a built-in prompt in the notification on the control page. A team that never opens that page will not see an override. Open the page for the domain property and read what it lists before assuming the domain’s own value covers everything beneath it.
Sources
Google Search Central Help, Search generative AI control, read October 6, 2026. Desk-only: this site's Search Console has a whole-domain property only, so no override was observed first-hand.
- Google Search Central Help: Search generative AI control (read 2026-10-06; the page shows no last-updated date)
- First-hand: brandonlazovic.dev Search Console holds a whole-domain property only, with no child property (site owner, 2026-10-06)
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