If you want to build, alter and/or extend a building you may need to apply for planning permission and/or apply for building regulations approval.
If you want to display an advertisement, you may need advertisement consent. You can apply below or see guidance.
If you want to do alterations to or demolitions of a listed building, you will need listed building consent. You can also apply for this below or see guidance.
You may also need approval to change the use of land or buildings. See guidance.