Construction knowledge
Etefagh Knowledge Hub
Everything you should know before building: terminology, regulations, costs, construction stages, materials and useful files — in plain, engineer-reviewed language.
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3 articles
Show all articlesCodes & regulations
Villa building regulations in Gilan
Setbacks, land use, density and height limits — the rules to check before buying land or starting to build.
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Codes & regulations
The permits you need to build: a step-by-step checklist
From zoning enquiries and filing to the completion certificate — every permit step, in order.
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Codes & regulations
Choosing a contractor and signing the right contract
Seven clauses no construction contract should be without, plus the signs of a contractor you can trust.
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