The Town and Country Planning (Development Management Procedure) (England) Order 2015 (DMPO 2015), SI 2015/595, contains the various procedural rules for the submission, validation and determination of planning applications and it is the applicant for planning permission, rather than the owner of land affected by the application, who bears responsibility for complying with the rules under DMPO 2015, SI 2015/595. For example, the applicant is responsible for complying with the validation requirements,