Outline planning permission

Outline Planning Permission is an initial from of planning permission in English land law, whereby the proposer gains feedback as regards the scale and nature of a proposed development from the local planning authority. It enables the proposer to see whether a proposal is likely to be accepted before going to the expense of drawing up a detailed planning application.
Outline Planning Permission was introduced with the Town and Country Planning Act 1990. It allows for certain "reserved matters" to be the subject of one or more Detailed Planning Permission applications, which if successful will yield Full Planning Consent. 
These reserved matters may include: