Compliance Tools · Constructionline
Constructionline Silver vs Gold — Which Level Do You Need?
Constructionline is a UK government-backed procurement database with two tiers — Silver and Gold (Common Assessment Standard). They have very different requirements.
Silver vs Gold — Requirement Comparison
| Requirement | Silver | Gold / CAS |
|---|---|---|
| Health & Safety Policy | ✅ | ✅ |
| Risk Assessments | ✅ | ✅ |
| Insurance (EL & PL) | ✅ | ✅ |
| Training Records / CSCS | ✅ | ✅ |
| RAMS | ✅ | ✅ |
| Equality & Diversity Policy | Partial | ✅ |
| Environmental Policy | ❌ | ✅ |
| Quality Management System | ❌ | ✅ |
| Modern Slavery Statement | ❌ | ✅ |
| Anti-Bribery Policy | ❌ | ✅ |
| Financial Health Check | ❌ | ✅ |
| Supply Chain Management | ❌ | ✅ |
Who Needs Silver
- •SMEs and smaller subcontractors
- •Contractors new to pre-qualification
- •Buyers requiring basic PQQ compliance
- •Early-stage supplier registration
Who Needs Gold / CAS
- •Tier 1 principal contractors
- •Large public sector supply chains
- •Major housing developers and housing associations
- •Any buyer mandating the Common Assessment Standard (CAS)
Gold/CAS is increasingly mandated by Tier 1 contractors and public sector bodies.
Ready to Get Certified?
See exactly what each NAS tier asks for, then apply online. Every application is checked against the published NAS requirements and signed off by a qualified assessor.
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NAS is an independent certification scheme. Acceptance of any certificate is decided by each buyer; NAS does not guarantee acceptance by any particular client or scheme.