Beta This is a new way of showing guidance - your feedback will help us improve it.

Gas standard letters summary

April 2009 onwards

Gas standard letter No. Addressee Content
GSL1 (pka GES08) Gas Safe Register Letter requesting voluntary statement re: registration and competence download GSL1
GSL2 (pka GES9) Complainant/Gas Safe Register/Trading Standards/LA EHO Letter informing complainant of action taken against registered/unregistered installer download GSL2
GSL3 (pka GES10) Installer (non gas) Letter to builder/double glazing/conservatory/kitchen contractor download GSL3
GSL4 (pka GES11) Unregistered engineer Letter warning unregistered engineer who has recently carried out work and requiring completion of acknowledgement form download GSL4
GSL5 (pka GES12&13) Engineer Letter advising either further enquiries are being made into work they have done and/or reported matter to Gas Safe Register download GSL5
GSL6 (pka GES14) Engineer Letter enclosing Prohibition Notice download GSL6
GSL7 (pka GES15) Landlord/Managing Agent Letter requesting copy of Gas Safety Record download GSL7
GSL8 (pka GES17) Landlord Letter enclosing Improvement Notice download GSL8
GSL9 (pka GES21) Home owner/tenant Letter with proforma requesting details of engineer and any recent work completed download GSL9
Updated 2020-12-14