Three steps to hiring the right electrician
First, confirm they're registered with NICEIC or NAPIT and ask to see their registration number. Second, get a written quote that itemises labour and materials separately, not just a total. Third, ask what certificate you'll receive when the work's done — for notifiable work, you're entitled to a Building Regulations compliance certificate.
Lighting design and circuit planning
Adding recessed downlights, under-cabinet lighting or dimmer circuits usually means new cabling even if you're keeping the existing consumer unit, since older lighting circuits weren't sized for LED transformers or multiple dimmer switches. Plan lighting changes before, not after, a room's redecorated.
How often should wiring be tested?
The IET recommends an electrical inspection every 10 years for an owner-occupied home, 5 years for a rented property, and on change of occupancy for some property types. A periodic inspection is different from routine maintenance — it's a formal check against current wiring regulations, not just a visual look.
Outdoor and garden electrics
Outdoor sockets, garden lighting, and supplies to sheds or outbuildings need weatherproof (IP-rated) fittings and their own RCD protection — standard indoor sockets and cabling aren't rated for outdoor use. This is notifiable work under Part P if it involves a new circuit.
Electrics in bathrooms — zone rules explained
UK wiring regulations split a bathroom into zones (0, 1, 2, and outside zones) based on distance from water, and each zone restricts what can be fitted and to what IP (ingress protection) rating. A standard socket can't go in zone 1, for example. This is why bathroom electrical work is notifiable under Part P — it's assessed against these zones, not just wired like any other room.
Tripping fuses or flickering lights? Common causes
A breaker that trips repeatedly usually means a fault on a specific circuit, not the consumer unit itself — an electrician can isolate which circuit is affected. Flickering lights are often a loose connection rather than a faulty bulb, and worth having checked rather than ignored, particularly in older wiring.
First fix and second fix, explained
On a rewire or new build, "first fix" is running cables through walls and floors before they're closed up; "second fix" is fitting sockets, switches and light fittings once decorating is done. Getting the timing right with other trades on site avoids cables being covered before they're tested.
Solar panels and battery storage wiring
Solar PV and battery storage installation is specialist work, usually done by an MCS-certified installer rather than a general electrician, and needs its own isolation switches and a compliant connection to your consumer unit. Your energy supplier and network operator also need to be notified before or after installation, depending on system size.