Full expenses article for electricians

Expense Claimable? Notes Keep
Materials and accessories used on jobs Usually yes Include recharges in turnover. Wholesaler accounts
Testers, tools, access equipment Usually yes Equipment / AIA. Invoices
Calibration Usually yes Keeping kit legal is a trade cost. Calibration certs and invoices
Scheme membership (NICEIC, NAPIT, etc.) Usually yes If you need it to work. Membership invoices
Van: mileage or actual costs Usually yes 55p first 10,000 miles in 2026/27 if simplified. One method per vehicle. Log or running-cost invoices
PPE and protective boots Usually yes Required kit, not weekend trainers. Receipts
Public liability, tools in van, professional indemnity Usually yes Business insurance. Schedules
Phone, quoting software, electrical wholesaler apps Usually yes Business share. Bills
CIS deducted No Tax paid on account, not an expense. CIS statements
Ordinary clothes No Under the overalls still personal. n/a
Your own house rewire No Personal, even if you did the work. n/a
Building control fees Sometimes If you pay them for a job, claim them and include any recharge in turnover. Council receipts and job invoice

Usually not claimable

  • CIS deductions as if they were van diesel.
  • Everyday clothing.
  • Fines and penalty charges.
  • Drawings.
  • Tools that “walked” without a police or insurance record if you are also claiming a replacement on a round number every year. Be able to explain.