Noise guidance note for planning applications Appendix 2 - Is an NIA required for a new noise sensitive development?

Appendix 2 - Is an NIA required for a new noise sensitive development?

Appendix 2 - Is an NIA required for a new noise sensitive development?
Type of Development Near 'A' road or major 'B' road (50mph limit) Near 'A' road or major 'B' road (40mph limit) Close to a railway Close to a motorway
Dwelling houses and HMOs (new-build and conversions or change of use) C3a, b, c and C4 NIA is required NIA dependant on circumstances* NIA is required NIA is required
Hotels and guest houses NIA is required* NIA dependant on circumstances* NIA is required* NIA is required
Residential institutions (C2 and C2a) NIA is required NIA dependant on circumstances* NIA is required NIA is required
General Permitted Development Application for conversion to residential use N/A N/A N/A N/A

*The determining factor will be:

  • how busy or otherwise the roads are
  • the nature of industrial/commercial operations close to the residential premises

The advice of the EH team should be sought in these situations.