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Environmental Product Declaration (EPD) Pre-Submission Audit & LCA Critical Review

Independent technical audit and critical review of Environmental Product Declarations and supporting Life Cycle Assessments prior to formal program operator verification. Strengthen ISO 14025 and ISO 14040/14044 alignment, validate methodological integrity, and enhance product-level environmental credibility for procurement, certification, and public disclosure.

To preserve independence, DEISO performs pre-submission audit and critical review engagements only and does not prepare the Environmental Product Declaration or the underlying Life Cycle Assessment subject to review.

EPD review

EPD pre-submission audit and LCA critical review

Environmental Product Declarations are increasingly required for procurement qualification, green building certification, and industrial supplier qualification.

If your organization has prepared an EPD supported by a Life Cycle Assessment study, DEISO provides independent technical pre-submission EPD audit and LCA critical review to strengthen conformity, methodological integrity, and disclosure credibility before submission to an authorized program operator.

To preserve independence, DEISO does not act as an EPD program operator or formal third-party verifier. Our role is limited to independent technical audit and review before submission for official verification.

Scope

Scope of EPD pre-submission audit services

Our engagements support both single-product and portfolio-level EPDs across industrial sectors.

  • ISO 14025 alignment assessment
  • PCR conformity evaluation
  • Life Cycle Assessment consistency review
  • Indicator accuracy and completeness checks
  • Boundary and allocation validation
  • Multi-product EPD documentation audit

Engagements may apply to new EPD drafts, renewals, or revisions before formal submission.

Service one

EPD pre-submission audit

The pre-submission audit is built to identify gaps, inconsistencies, and non-conformities before the EPD is submitted to a program operator for official verification.

This service is appropriate when:

  • Preparing an EPD for third-party verification
  • Seeking to minimize rejection or corrective cycles
  • Strengthening documentation before program operator review
  • Improving confidence in PCR alignment

Audit procedures may include

  • Declared unit and functional unit assessment
  • Boundary consistency evaluation
  • Allocation methodology review
  • Impact category consistency checks
  • Cross-checking LCA outputs and supporting documentation
  • PCR conformity gap analysis
  • Technical audit report with corrective action recommendations
Service two

LCA critical review (ISO 14040 / 14044)

An LCA critical review evaluates whether the Life Cycle Assessment supporting the EPD conforms to ISO 14040 and ISO 14044 methodological requirements.

This is particularly recommended when:

  • Supporting comparative environmental claims
  • Managing high-risk public disclosures
  • Confirming methodological defensibility before EPD publication

Critical review procedures may include

  • Goal and scope definition consistency review
  • Inventory data appropriateness assessment
  • Impact assessment methodology validation
  • Interpretation logic evaluation
  • Documentation transparency analysis
  • Independent critical review opinion
Comparison

Pre-submission audit versus LCA critical review

The pre-submission audit focuses on declaration completeness and PCR conformity before official verification, while the LCA critical review evaluates the methodological defensibility of the underlying Life Cycle Assessment.

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Engagement process

How an EPD review engagement runs

1

Scope confirmation

  • Applicable PCR identification
  • Product system boundary definition
  • LCA documentation review
  • Evidence and data quality assessment
2

Technical audit or critical review execution

Structured audit or review procedures aligned with the selected engagement type.

3

Independent technical conclusion

  • Technical audit report or critical review opinion
  • Identified gaps and corrective recommendations
  • Pre-submission readiness guidance
Why DEISO

Why organizations choose DEISO

  • Industrial-sector specialization
  • Advanced LCA and carbon accounting expertise
  • Structured audit methodology
  • Risk-aware technical assessment
  • Independent, technically grounded review

We operate with discipline, documentation rigor, and governance sensitivity.

Next step

Request an EPD pre-submission audit scope assessment

If your Environmental Product Declaration and supporting LCA are prepared and ready for independent technical review before official verification, a structured scoping exchange will determine:

  • Appropriate engagement type
  • PCR and methodological alignment requirements
  • Engagement structure and timeline
Comparison

EPD pre-submission audit versus LCA critical review

Dimension EPD pre-submission audit LCA critical review (ISO 14040/14044)
Primary objective Prepare the EPD for successful third-party verification Assess methodological conformity of the LCA study
Standards alignment ISO 14025 and the applicable PCR ISO 14040 / ISO 14044
Focus Declaration completeness, consistency, PCR conformity Goal and scope, data quality, impact assessment integrity
Outcome Technical audit report with corrective actions Independent critical review opinion
When recommended Before submission to a program operator For comparative claims or high-risk disclosures
Authority level Independent pre-verification advisory audit Independent methodological assessment
EPD services hub

Explore DEISO’s Environmental Product Declaration services hub

DEISO’s integrated EPD ecosystem in one place — from EPD development support and pre-submission audit to professional training and structured data collection tools for verification readiness. Explore the hub to identify the right pathway for strengthening product environmental communication, improving documentation quality, and advancing ISO-aligned EPD preparation.

Contact Info.

English Address:
Level 21 Shiodome Shibarikyu Building
1-2-3 Kaigan, Minato-ku
105-0022 Tokyo, Japan.

Japanese Address:
〒105-0022 東京都港区海岸1-2-3
汐留芝離宮ビルディング21階, 合同会社DEISO.

Phone (JP): 03-5403-6479 / 0488-72-6373
Phone (EN): 070-6969-7700
Fax: 03-5403-6475 / 0488-72-6373
Email: info@dei.so

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