Make a Planning Application Find guidance on submitting a planning application, making an observation and how to receive planning permission. DCC Menu About the Planning Application Process Information on the online planning application process. Planning Application Timelines Planning application timelines. Make an Observation or Find Information About a Planning Application Access the online planning application system Apply for Planning Permission Planning application form. Apply to Extend the Duration of Your Planning Permission Extension of duration Apply for Permission for a Public Art Installation Learn about planning permission for public art and street art. Find Out About Outdoor Event Licences