CNAE Brazil 43.21-5—Electrical installations

Where 43.21-5 sits

1. F Construction
2. 43 Specialized services for construction
3. 43.2 Electrical, plumbing, and other installations in buildings
4. 43.21-5 Electrical installations

Contains 1 narrower code

• 4321-5/00 Electrical installation and maintenance

What 43.21-5 includes

• The installation, alteration, maintenance, and repair of all types of buildings, including: • electrical systems (cables of any voltage, wiring, electrical materials, etc.) • cables for telephone and communications installations. • cables for computer networks and cable television, including fiber optics. • collective and parabolic antennas • lightning rod • lighting systems • fire alarm systems • burglar alarm systems • electronic control systems and building automation
• The installation of electrical heating equipment

What 43.21-5 excludes

• The installation of elevators, escalators and moving walkways of own manufacture (28.22-4)
• The construction of electricity transmission and distribution networks, including rural electrification services (42.21-9)
• Works for the implementation of telecommunications services (construction and maintenance of long and medium distance telecommunications networks) (42.21-9)
• The installation of heating systems (solar collector, gas and oil), except electric (43.22-3)
• The installation of a fire prevention system (43.22-3)
• The installation, maintenance and repair of elevators, escalators and moving walkways, except those manufactured in-house (43.29-1)
• The assembly or installation of lighting and signaling systems and equipment on public roads, ports and airports (43.29-1)
• The monitoring, including by remote means, of electronic security and fire alarm systems, including their installation and maintenance (80.20-0)

43.21-5 in other systems