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AI Search Guides/E-E-A-T for local NZ search: what Google's trust signals mean for you
E-E-A-T · Decoded

E-E-A-T for local NZ search: what Google's trust signals mean for you

E-E-A-T stands for Experience, Expertise, Authoritativeness, and Trustworthiness. It's Google's framework for deciding which businesses and content to surface. Here's what it means in practice for a NZ business.

7 min read·Updated 28 August 2026

What E-E-A-T means

E-E-A-T is a concept in Google's Search Quality Rater Guidelines — the document human raters use to judge search results. It stands for Experience, Expertise, Authoritativeness, and Trustworthiness.

It's not a direct ranking factor you can optimise like a keyword. It's a framework Google's systems use to evaluate whether a business or piece of content is worth surfacing — especially for topics where getting it wrong matters (health, money, legal, local services).

AI search engines have adopted similar principles. If an AI is going to recommend a business, it wants evidence the business is experienced, expert, authoritative, and trustworthy.

The four signals in practice

Experience — evidence you've actually done the work: years in business, a portfolio, case studies, real photos (not stock). Expertise — credentials, accreditations, qualifications, and content that demonstrates deep knowledge of your trade.

Authoritativeness — being cited or referenced by other trusted sources: industry bodies, news, directories, reviews. Trustworthiness — verifiable identity (NZBN), accurate contact details, transparent ownership, and a current register record.

A business that's strong on all four is more likely to be surfaced by both Google and AI. A business that's weak on trust (no NZBN, stale address, no reviews) can be strong on expertise and still be overlooked.

Practical steps for a NZ business

For experience: make sure your year established, portfolio, and case studies are visible — on your website and on any profile a customer or AI might find. For expertise: list your credentials, accreditations, and qualifications explicitly, not just in passing.

For authoritativeness: build presence on trusted NZ platforms (Localist, your industry body, Google Business Profile) and earn genuine reviews. For trustworthiness: keep your Companies Office record current, display your NZBN, and make sure your address and contact details are consistent everywhere.

None of this is glamorous. But E-E-A-T is cumulative — every accurate detail, every credential, every review adds up. And it's the foundation both Google and AI use to decide if you're worth recommending.

Frequently asked questions

Is E-E-A-T a ranking factor I can optimise directly?+

E-E-A-T isn't a single toggle you flip. It's a framework Google uses to evaluate quality. You improve it by building genuine experience, expertise, authoritativeness, and trust signals — credentials, reviews, accurate data, citations from trusted sources. There's no shortcut.

Does E-E-A-T matter for small local businesses or just big brands?+

It matters for both, but it's often more achievable for small businesses than it seems. A local plumber with 50 genuine reviews, a current NZBN, accurate hours, and a portfolio of real jobs can out-E-E-A-T a larger competitor with a generic website and no verifiable identity.

How does E-E-A-T relate to AI search?+

AI search engines apply similar trust principles. An AI recommending a business wants the same evidence Google's raters look for: that the business is real, experienced, expert, and trusted. Building E-E-A-T signals helps you in both traditional and AI search.