Can I specify both FSC and PEFC in the same project?

Yes. Dual certification (FSC and PEFC) is increasingly common among European sawmills and timber suppliers.

Yes. Dual certification (FSC and PEFC) is increasingly common among European sawmills and timber suppliers. Specifying 'FSC or PEFC certified' in tender documents gives contractors maximum flexibility in sourcing while maintaining sustainability assurance. Many architects use this approach to avoid unnecessarily restricting the supply chain.

Why this matters

This question relates to FSC vs PEFC Certification: Which One Should You Specify?, which covers the broader topic in detail. Understanding this specific aspect helps architects, builders, and timber dealers make informed specification decisions.

For full context and additional technical detail, see our comprehensive guide:

→ FSC vs PEFC Certification: Which One Should You Specify?

Related questions

• What is the difference between FSC and PEFC certification?
• Is FSC better than PEFC for sustainability?
• Do BREEAM and LEED accept both FSC and PEFC?

About this answer

This answer is part of the PuurModulair Knowledge Base — comprehensive timber specification guidance for architects, builders, and dealers across the UK, EU, and Scandinavia. All technical content is reviewed by qualified timber technologists before publication.