Change of use of the existing dwellinghouse (Class C3) to 6 bed HMO (Class C4), dormer to rear, alter elevations (Lawful development certificate-proposed)

Convert dwellinghouse (Use Class C3) into 6 bedroom HMO for not more than 6 residents (Use Class C4), single storey rear extension, dormer to rear to form habitable accommodation in roofspace, alter elevations (Lawful development certificate-proposed)