Terms, Abbreviations & Acronyms

BRE (Building Research Establishment)

The former Government-owned and run BRE is a provate, non-profit organisation concerned with the Built Environment.

BREEAM (BRE Environmental Assessment Method)

The green energy rating scheme for buildings, as operated by BRE.

BV (Bureau Veritas)

A private sector Certifier.


Generally of coniferous species, originally used for the carcass of buildings, now a more general purpose wood graded C16 or C18 (imported) or C24.

C16 / C24

Strength classes, commercially available in the UK, for softwoods, usually for construction.  C16 is the lower class, and C24 is the higher class.

C-o-C (Chain of Custody)

A scheme which aims to show an unbroken link (or chain) between all stages of timber purchase and procurement; all the way from the forest, via any importer or merchant, to the final customer.

CITES (Convention on International Trade in Endangered Species of Wild Fauna and Flora)

It establishes three different Appendices (commonly referred to as 'lists') which give the names of the species of all manner of things - birds, beasts and plants - that are in some way threatened with population reduction or even extinction; and which may be restricted in their trade around the world.


Planed softwood carcassing, normally 38mm thick, and based on the original Canadian Lumber Standard.

CPET (Central Point of Expertise in Timber)

A body funded by DEFRA to give advice and opinions on what may or may not be sustainable and/or legal in timber specifications.

CPI (Corruption Perceptions Index)

Published by the website Transparency International, is an annual review of countries around the world, which gives an opinion on how 'trustworthy' their governments are likely to be, in terms of licensing exports and issuing valid and traceable licences and other documentation.

CSA (Canadian Standards Association)

The Forest Certification Scheme as run by the CSA, to prove Chain of Custody from Canadian forests (verified in the UK by PEFC).

DEFRA (Department of the Environment, Food and Rural Affairs)

Primarily the former Ministry of Agriculture, Fisheries and Food. It is responsible - amongst other things - for overseeing the working of the EUTR (qv) within the UK, via the NMO (qv).

Due Dilligence

Proof (by means of a documented system) that all reasonable steps have been taken by the 'first placer' (qv) of any wood-derived products onto the market within the EU, to ensure that all such products have been legally obtained from their source(s).


EU timber regulation that requires companies that place wood or wood products on the EU market to assess the risk and to maintain full records of their actions in mitigating risk.

Flat Grain

The grain (year rings) run perpendicular to the edge / narrow face.

FLEGT (Forest Lay Enforcement Governance and Trade)

An administrative arrangement set up between the EU and some other timber - exporting country's Government to prove - by means of documentation and licences - that any wood goods exported from that country have been obtained from trees that were legally felled. This may or may not include an element of forest 'sustainability'.

FSC (Forest Stewardship Council)

A non-profit organisation which runs one of the two Forest Certification and wood-supply-chain Schemes that are recognised by CPET (qv) as providing credible proof of Chain of Custody of timber and wood-based products.

GFS (Global Forestry Services)

A private sector Certifier.

Home Grown (Wood)

Lumber grown and processed in the UK.  Can sometimes be called "native" (wood), especially in Ireland.

ITTO (International Timber Organisation)

A loose association of interested parties - governments, timber traders and others - who try to ensure that Tropical Forests are used wisely and commercially.

LCA (Life Cycle Analysis)

Another term for 'Cradle to Grave' assessments of materials and products.

MO (Monitoring Organisation)

These are approved and recognised by the NMO (qv) system of any person or company who requires one, under the EUTR (qv).

MTCC/MTCS (Malaysian Timber Certification Council/Scheme)

This provides validated Chain of Custody certification for timbers from Certified Malaysian forests (although it is verified in the UK by PEFC).

MYTLAS (Malaysian Timber Legality Assurance System)

Malaysia's own 'addition' to the FLEFT VPA Scheme, for verifying the legality schemes in various parts of the world; both for Governments and for private forest owners.

NMO (National Measurement Office)

A Government department reporting to DEFRA (qv), tasked with enforcing the EUTR (qv) through the accreditation of independent Monitoring Organisations.

OLB (Origine et Légalité des Bois)

A french 'legality' Certification Scheme operated by Bureau Veritas (qv).


Within the context of the EUTR (qv), the same thing as the 'first placer on the market' (qv).

P A R (S4S)

Lumber "planed all round."  Also means S4S - "surfaced 4 sides."  As distinct from rough sawn, which is direct from the saw line with no further processing.

P A R Eased Edges

As above, but with rounded corners, normally about 3mm radius. Normally carcassing or CLS.

PEFC (Programme for the Endorsement of Forest Certification)

Is a non-profit organisation which provides assurance of a valid Chain of Custody for its own members and for a number of similar Certification Scheme bodies from around the world in a UK Context and is recognised by CEPT (qv).


Packaged to length.  As distinct from truck bundled, which is random lengths per package.

RPP (Responsible Purchasing Policy)

Members of the TTF are required to complete an annual return under the RPP to show that they are ensuring legality in their timber purchases and that they have the necessary Due Dilligence (qv) mechanisms in place.


Literally, lumber graded falling from the saw, that is the whole log is sawn and graded as sawfalling.

SFI (Sustainable Forestry Initiative)

This is the USA's own Chain of Custody validation scheme, for the USA forests and their wood supply chain (verified in the UK by PEFC).


A private sector Certifier.

SVLK (Sistem Verifikasi Legalitas Kayu)

The Indonesian name for its FLEGT VPA legality scheme.

TLTV (Timber Legality & Traceability Verification)

A 'legality only' Certification Scheme operated by SGS.

TTP (Timber Procurement Policy)

This requires all Government Departments to specify and use timber and 'wood-derived products', which have been legally and sustainably sourced.

TTF (Timber Trade Federation

A UK Trade Association made up mainly of Agents, Importers and Merchants of timber and wood-based panel products (but not of joinery or furniture items). Membership is voluntary, but all members must complete the RPP (qv).

VPA (Voluntary Partnership Agreement)

This is generally part of the FLEGT (qv) system, and is the commitment from the exporting country's government to ensure that the FLEGT Licensing system is being operatied correctly.

Vertical Grain

The grain (year rings) run perpendicular to the wide face.


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