Guides

• Which registered person do I need for this job?

  Air-con brackets, windows, rewiring, gas water heaters, drains, removing unauthorised works: which BD, EMSD or FSD register each job needs.

• Minor works Class I, II and III explained (and types A to H)

  BD's minor works control system: the three classes, who may carry them out, what to submit before and after, and the eight types.

• Electrical work: registered electrical contractors, Forms WR1 and WR2

  Fixed electrical work must go through a registered electrical contractor. What the WR1 work completion certificate and WR2 periodic test certificate are, and when you need them.

• Gas works: registered gas contractors and the eight classes of work

  Installing a gas water heater or hob, or moving gas pipes: use a registered gas contractor whose installers are registered for the right class.

• Before you hire a renovation contractor: a checklist

  What to check before hiring a contractor: registration number, class and type, expiry, WR1 or gas paperwork, a written quote, and where to check for disciplinary records.