Practical guidance on how to comply with the Building Regulations in Wales is provided within Approved Documents. Each document contains:
• guidance on the performance expected of materials and building work to comply with the Building Regulations
• examples and solutions on how to achieve compliance for some building situations.

There is no obligation to adopt a particular solution contained within the Approved Documents. Re-designed Approved Documents for Wales have replaced those issued by HM Government and took effect from 3rd April 2017.

The Approved Documents for Wales can be accessed here.

These are the Approved Documents for Wales:

Approved Document A: Structural safety
Approved Document B: Fire safety
Approved Document C: Resistance to contaminants and moisture
Approved Document D: Toxic substances
Approved Document E: Resistance to sound
Approved Document F: Ventilation
Approved Document G: Sanitation, hot water safety and water efficiency
Approved Document H: Drainage and waste disposal
Approved Document J: Heat producing appliances
Approved Document K: Protection from falling
Approved Document L: Conservation of fuel and power
Approved Document M: Access to and use of buildings
Approved Document N: Glazing safety
Approved Document P: Electrical safety
Approved Document Q: Security
Approved Document R: Physical Infrastructure for high-speed electronic communications networks
Approved Document 7: Workmanship and materials

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