Back-Translation & Reconciliation — Proof That the Meaning Held

When the integrity of your source document must be verified through an independent linguistic process, back translation and reconciliation provides the gold standard of quality confirmation used in clinical, regulatory, and
legal settings.

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  • Regulatory-Grade Process
  • Clinical Trial Specialists
  • Independent Validation

Back-Translation: The Gold Standard for High-Stakes Document Verification

Back-translation is the process of independently translating a previously translated document back into the original source language — by a translator who has no knowledge of theoriginal source text. The resulting back-translated version is then compared to the original to identify any discrepancies in meaning, intent, or terminology that may have occurred in the forward translation. This process is used when the accuracy and fidelity of a translation must be independently verified — most commonly in clinical research, pharmaceutical regulation, legal arbitration, and cross-border compliance.

Bayan Translation's back-translation and reconciliation service follows a rigorous 4-step process that meets the requirements of ICH E9, WHO research standards, and the documentation requirements of major international regulatory authorities. All back-translation projects are handled by translators who are completely independent of the forward translation team — a critical requirement for the integrity of the back translation process. The reconciliation report we produce documents all discrepancies, adjudicator decisions, and final resolution.

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Stage Verification Process

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Independent Back-Translation

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Years in Regulated Content

OUR 4-STEP BACK-TRANSLATION PROCESS

What's Included in Back-Translation & Reconciliation

Bayan Translation's back-translation and reconciliation process follows these four mandatory steps

Step 1 — Forward Translation

The source document is translated into the target language by a specialist team with domain expertise in the subject matter. This forward translation undergoes our standard ISO 17100 & ISO 9001 TEP review (Translation → Editing → Proofreading) before it is passed to the back-translation team.

Step 2 — Independent Back-Translation

A completely separate, independent translator — with no knowledge of the original source text — translates the forwardtranslated document back into the original source language. This translator is specifically selected to have no prior involvement in the project.

Step 3 — Reconciliation & Discrepancy Analysis

A senior linguist (or the project's designated adjudicator, which can be the client's research team) compares the backtranslated version to the original source. All discrepancies are identified, categorized by severity, and documented with linguistic commentary.

Step 4 — Finalized Version & Reconciliation Report

Based on the reconciliation review, the forward translation is revised where required and a final approved version is produced. A full reconciliation report documenting all discrepancies, decisions made, and justifications is delivered alongside the final translated document.

Clinical Questionnaire & PRO Instrument Translation

Patient-Reported Outcome (PRO) instruments, quality of life questionnaires (SF-36, EORTC, EQ-5D), and clinical assessment scales — translated and back-translated to WHO and ISPOR guidelines for use in multinational clinical trials.

Informed Consent Forms (ICF)

ICF back-translation for clinical trial regulatory submission — ensuring that consent language accurately preserves participant rights, study risks, and procedures as stated in the original approved protocol.
WHY CLINICAL AND REGULATORY TEAMS CHOOSE BAYAN

Independence, Documentation, and Regulatory Readiness

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Complete Independence Between Forward and Back-Translation Teams

Bayan Translation maintains a strict firewall between the forward translation team and the back-translation team on every project. The back-translator never sees the original source document until after the back-translation is complete. This independence is the cornerstone of valid back-translation — and it is non-negotiable in our process.
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Documented Reconciliation Reports for Regulatory Submission

Every reconciliation review is fully documented in a structured report that specifies each discrepancy, its linguistic basis, the adjudicator's decision, and the final resolution. This report is formatted to meet the documentation requirements of major regulatory bodies (EMA, FDA, WHO, local health authorities).
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Specialist Domain Expertise at Every Stage

Back-translation accuracy depends on the domain expertise of both the forward and backtranslation teams. We assign clinical specialists to clinical trial content, legal experts to arbitration documents, and financial translators to cross-border financial instruments — ensuring that domain terminology is correctly evaluated at the reconciliation stage.

Need a Back-Translation and Reconciliation Service?

Tell us about your document type, regulatory authority, language pair, and timeline. We will assign an independent specialist team and confirm our process documentation within 24 hours.
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  • ISO 17100 & ISO 9001 Certified
  • Respond Within 24 Hours
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