Nationally significant infrastructure projects: advice on the preparation and submission of application documents

Advice Note

Planning Inspectorate, 2026
Nationally significant infrastructure projects: advice on the preparation and submission of application documents Download document

Document Status

Current

Supplement

Sustainability, Environment, Development & Planning

Series

Advice Note

Abstract

Comprises advice on how application documents and supporting information for Nationally Significant Infrastructure Projects (NSIPs) should be prepared, organised and submitted to the Planning Inspectorate. Covers: the application form; submitting the application; order of application information and file indexing; size of document and summaries; referencing for plans, documents and photographs; format; draft Development Consent Order; the Environmental Statement; Habitats Regulations Assessment; scale of plans and drawings; appendices; data protection and privacy; copyright and intellectual property; applications in Wales; application acceptance checklist; GIS shapefile; fees; draft documents; what happens next; contact the Planning Inspectorate; and order of information submitted with NSIP applications.

History

Last updated: 20 August 2026 - Duplicate information removed from Annex A 6.3 Volume 3. Also 'Environmental management plan (EMP)' moved to 2.16 in volume 2. Document type: guidance. First published: 8 August 2024. Accompanied by an appendix comprising an Excel spreadsheet which cannot be delivered through CIS.

Subjects

  • Planning and development
  • Planning control
  • Planning control, England
  • Strategic planning

Publisher History

The Planning Inspectorate processes planning and enforcement appeals and holding examinations into regional spatial strategies and local development plans.

Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

Accuris

We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.