LOCAL · SEO GLOSSARY
Gas Engineer Schema Markup
HomeAndConstructionBusiness schema for gas engineers — hasCredential Gas Safe Register (credentialCategory license), OFTEC, MCS; serviceType for boiler installation, gas safety certificates, heat pump; areaServed.
Definition
Gas engineer schema uses schema.org HomeAndConstructionBusiness: (1) hasCredential: Gas Safe Registered Engineer (credentialCategory "license", recognizedBy Gas Safe Register, url gassaferegister.co.uk), OFTEC Registered (if oil), MCS Certified (if heat pumps, recognizedBy MCS, url mcscertified.com); (2) serviceType: "Boiler Installation", "Boiler Service and Repair", "Gas Safety Certificates", "Landlord Gas Safety Checks", "Unvented Hot Water Cylinder Installation", "Heat Pump Installation", "Emergency Gas Engineer", "Gas Pipework"; (3) telephone E.164; (4) areaServed; (5) openingHoursSpecification including emergency out-of-hours availability; (6) aggregateRating.
Why it matters for SEO
Gas Safe credentialCategory "license" correctly classifies Gas Safe registration as a legal license rather than a voluntary certification — communicating to Google and AI systems that the credential is mandatory for the work type, not optional. The recognizedBy url to gassaferegister.co.uk enables machine-readable verification against the public register.
How DeepSEOAnalysis checks this
DeepSEOAnalysis parses HomeAndConstructionBusiness JSON-LD for gas engineer sites, validates hasCredential for Gas Safe with correct recognizedBy URL, checks serviceType completeness, and verifies areaServed and telephone format.
Useful tools and resources
GLOSSARY
Related terms
local
Gas Engineer SEO
SEO for gas engineers and heating contractors — Gas Safe Register (mandatory, publicly searchable at gassaferegister.co.uk), OFTEC for oil, MCS for heat pumps, boiler installation and gas safety certificate service pages, HomeAndConstructionBusiness schema.
Read definition →local
Gas Safe Register SEO
"Gas Safe registered engineer [city]", "Gas Safe boiler engineer" — buyers searching specifically for Gas Safe registration have self-qualified; Gas Safe is publicly verifiable at gassaferegister.co.uk, mandatory by law, and consumer-communicated.
Read definition →local
Gas Engineer E-E-A-T Signals
Gas Safe Register number (criminal law enforcement, publicly verifiable by ID number at gassaferegister.co.uk), OFTEC registration for oil, MCS certification for heat pumps (BUS grant gated), and G3 unvented cylinder qualification as E-E-A-T signals.
Read definition →structured data
Structured Data
Machine-readable annotations added to HTML — usually JSON-LD — that explicitly describe what a page is about to search engines and AI systems.
Read definition →onpage
Local SEO
SEO optimisation for location-based search queries — ensuring a business appears in Google\'s local pack and map results for "near me" and city-specific searches.
Read definition →See how your site scores on Gas Engineer Schema Markup.
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