You ' re basing that soley on the fact I visit NSFW subs . I like your thought process . <| sep |> 400 Hunter , multiple Aksis CM clearsPSN TheBurningStone <| sep |> Firstly , you should probably check if the works are actually notifiable . ExplainedIf they installed any new circuits then definitely should have been notified , but if they extended existing circuits then it isn ' t actualy required Ammended in 2013 . Sill needs to be done within the regs , and a certificate should be provided by the installer , but you may have problems convincing building control that this is the case . CHeck the part P doc for full details , think appendix 15 is where you want to start . way , 418 seems a bit steep for a PIR to be carried out , but it would depend on the extent of the work . Get yourself a couple of other quotes before going with the councils option . You also have to consider that if they didn ' t actually use a competent electrician you may be looking at remedial works needing to be carried out at further expense .