On this page
- Buy the published European reference
- Documentation is the central subject
- Make the evidence chain readable
- Questions to include in a component order
- Example: replacing a connector supplier
- Define the service before buying a documentation review
- Frequently asked buying questions
- Related guidance
- Explore more standards buying guides
Buy the published European reference
Documentation is the central subject
The public scope describes technical documentation compiled by a manufacturer for applicable substance restrictions. That identifies the document's purpose; this guide does not determine which restrictions or exemptions apply to a particular product.
Begin the buying brief with a product identity and a controlled parts list. Ask which evidence is available for the relevant parts and materials, who supplied it and which version it describes. A folder containing many declarations is easier to review when every file has a clear connection to a purchasing item.
Make the evidence chain readable
| Evidence link | Question for the buyer |
|---|---|
| Product to parts | Which controlled product version and parts list form the documentation baseline? |
| Parts to supplier evidence | Can each relevant file be connected to the quoted component or material? |
| Evidence to review | Who evaluates adequacy, inconsistencies and unresolved information? |
| Review to change | How does a substitution or supplier change reach the documentation owner? |
The table is an original workflow aid. It does not state that one type of evidence is sufficient in every case. The responsible product team must decide what information is needed and how to address gaps using the applicable requirements.
Questions to include in a component order
- Which component identity and revision does the supplier's declaration or report cover?
- Is the information issued by the supplier, manufacturer or another organisation?
- How will the supplier communicate a changed material, manufacturing source or part revision?
- Who can answer technical questions if the information is incomplete or inconsistent?
- What is the agreed deadline for evidence needed before a component is approved?
Use a consistent request across competing suppliers. An apparently cheaper part can create additional review work if its documentation is difficult to obtain. Make that work visible in the purchasing comparison without assuming that price alone predicts evidence quality.
Example: replacing a connector supplier
A manufacturer wants to replace a connector in an electronic product. The proposed supplier sends a general company declaration, while the existing documentation identifies a particular connector series. The buyer asks the new supplier to connect the evidence to the exact quoted part and explain the scope of the information.
The product documentation owner then reviews the response and records any unresolved questions before accepting the substitution. The updated parts list and evidence register share the same change identifier. The example shows traceability in procurement; it does not determine the connector's substance compliance.
Define the service before buying a documentation review
If using a consultant or laboratory, specify whether the assignment is organising supplier files, evaluating evidence or conducting another form of assessment. Ask for a gap list that distinguishes missing identity information from unresolved technical questions. That makes the deliverable useful to the people who must obtain answers.
Also agree the product baseline and the boundaries of the review. A documentation service covering one product revision should not be assumed to cover all future variants. Define how changes will be notified, reviewed and included in the controlled file.
Frequently asked buying questions
Is this a component testing standard?
The verified scope concerns technical documentation. Discuss any testing assignment separately with the responsible team rather than treating the document title as a universal test plan.
Does a supplier declaration complete my file?
Ask the documentation owner to assess its scope, identity and adequacy for the product. The existence of a declaration alone does not answer those questions.
Does this guide list current restricted substances?
No product-specific legal list is provided. Establish the applicable restrictions and exemptions separately, then use a controlled documentation process for the resulting evidence.
Related guidance
Read the electrotechnical standards overview and CENELEC reference guide.
Explore more standards buying guides
Browse standards by reference and subject to compare related document choices.