Supporting information: Development types - Planning validation requirements

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Information

Although there are specific descriptions for different types of work, there are also three broad development types. These development types are based on the size and scale of your proposal and define what documents and supporting information you need to submit as part of your application. 

You can get speak to our Duty Planner if you have any questions about which development type your proposal falls into.

Major development

Major development includes: 

We aim to issue a decision within 13 weeks for these development types. 

However, if you have to support your application with an Environmental Impact Assessment, we aim to issue a decision within 16 weeks.

Minor development

Minor development includes: 

We aim to issue a decision within 8 weeks for these development types.

Other development