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Articles tagged with “ectd-validation-errors”

eCTD Validation Errors: A Guide to Avoiding RTF

Learn the most common eCTD validation errors that cause Refuse-to-File (RTF) actions. This guide covers structural, XML, and PDF issues for successful submissio

35 min read

1/14/2026

ectd ectd validation errors regulatory submission refuse to file fda regulatory affairs xml backbone lifecycle management

eCTD Validation Errors: Your Guide to First-Pass Compliance

Updated May 2026: Learn about common eCTD validation errors that lead to submission rejection. Covers FDA and EMA rules, eCTD v4.0 rollout, Health Canada Validation Rules v5.3, and strategies for first-pass compliance.

40 min read

1/13/2026

ectd validation errors ectd regulatory affairs pharmaceutical submissions fda compliance ema guidelines technical validation common technical document