Foreword
1 Scope
2 Normative references
3 Concepts
4 General
   4.1 Project planning and design
   4.2 Service connection
   4.3 Chases, recesses and other openings
   4.4 Ductwork
   4.5 Installation diagrams
5 Electrical power supply installations
   5.1 General
   5.2 Power supply systems
        5.2.1 Main power supply systems and main power lines
        5.2.2 Meters and control devices
        5.2.3 Installations for shared power supply
        5.2.4 Installations within dwelling units
6 Telecommunications and other communications installations
   6.1 Telecommunications installations
        6.1.1 General
        6.1.2 Ductwork and conduits
   6.2 Other communications installations
        6.2.1 General
        6.2.2 Door bell and intercom circuits
        6.2.3 Hazard alert systems
7 Aerial and broadband installations
   7.1 General
   7.2 Aerials
   7.3 Amplifiers
   7.4 Distribution network
8 Earthing system
9 Equipotential bonding
10 Lightning protection systems
11 Overvoltage protection