With any formal planning consent there are a number of plans/drawings which are required to be submitted
The Council has produced a 
Householder and Certificate valiation checklist [319.99KB] to assist householders in submitting this information.
In addition with householder planning applications, additional information maybe required and this includes a simple
Flood Risk Assessment [82.09KB] for those properties/sites within a Flood Zone (you can check if your property is within a Flood Zone via the Council's interactive mapping service).
The
Council's Validation document [303.39KB] has further information on these matters and all applicants are also advised to read the
Householder Guide Supplementary Planning Guidance [280.48KB] before submitting a planning application.