This form is to be completed by energy suppliers or their intermediaries who are applying for a Great British Insulation Scheme (GBIS) / ECO4 Flexible Eligibility Declaration from Stoke-on-Trent City Council Please note that there is a 10 minutes time limit to complete each page of this form. If you exceed this time, the form will time out and any data that you have submitted will be lost. We therefore recommend that you have all data and attachments ready prior to commencing this form.