NAS Certification for
Utilities & Infrastructure Contractors
Independent, evidence-based compliance certification for contractors working in water, energy, gas distribution, telecoms, and civil infrastructure supply chains.
Prove your compliance to regulated utility clients, infrastructure project managers, and public sector procurement teams — with a live profile, not a static document.
Why It Matters
Infrastructure Clients Demand Rigorous Compliance Evidence
Regulated utility clients — water companies, energy distributors, telecoms network operators — apply stringent compliance standards to their contractor supply chains. Self-declaration alone won't pass scrutiny on major infrastructure programmes.
NAS certification provides independently assessed, publicly verifiable compliance evidence across the CDM, environmental, and health & safety areas that infrastructure procurement demands.
- Independent, evidence-based NAS certification
- Demonstrates compliance to water, energy, and telecoms procurement teams
- Supports PQQ and pre-qualification for infrastructure frameworks
- Health & safety and CDM Regulations independently reviewed
- Environmental Protection Act compliance at Gold tier
- COSHH compliance for chemicals and fuels in infrastructure environments
- Live digital profile shared with infrastructure clients
- Free certificate verification on the NAS public register
Certification recognised by regulated utilities, civil infrastructure clients, and public sector infrastructure teams.
What Gets Assessed
NAS reviews real evidence across six core compliance areas relevant to utilities and infrastructure contractors.
Health & Safety Policy
A current, signed H&S policy covering high-risk infrastructure environments and lone working procedures.
CDM Regulations
CDM 2015 compliance documentation for civil engineering and major infrastructure projects.
Environmental Protection
Environmental Protection Act compliance — critical for contractors working near watercourses, protected areas, and regulated sites (Gold).
COSHH Compliance
Control of Substances Hazardous to Health procedures for chemicals, fuels, and hazardous substances on infrastructure sites.
Insurance Evidence
Valid Employer's Liability and Public Liability insurance at appropriate levels for infrastructure project work.
Modern Slavery Act
Section 54 Modern Slavery compliance for infrastructure supply chains operating at scale (Silver+).
Choose the Right NAS Tier
All tiers include H&S assessment. Higher tiers add environmental and regulatory coverage for large infrastructure projects.
H&S and RAMS assessment. Entry point for small infrastructure sub-contractors.
- H&S Policy review
- RAMS assessment
- Digital certificate
- Public register listing
Core compliance for infrastructure contractors working on utility client projects.
- All Basic checks
- Insurance verification
- COSHH compliance
- GDPR & Data Protection
- Training records
Frequently Asked Questions