UK Building Regs Part C — Site Prep & Moisture

Updated Mar 26, 2026

Requirements for site preparation and resistance to contaminants and moisture including subsoil drainage, damp-proof courses (DPC), damp-proof membranes (DPM), and protection against radon gas.

category

UK — Moisture

code body

UK Building Regulations

code year

2024

jurisdiction

domain premigration

construction

SOURCES

🔗https://www.gov.uk/government/collections/approved-documents

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