Based on the search results, the EAC Declaration process is significantly faster than the EAC Certificate process under TR TS 004/2011 (CU TR 004/2011). Here's a detailed comparison: ⏱️ Time Consumption Comparison Aspect EAC Certificate (CU-TR Certificate) EAC Declaration (CU-TR Declaration) Average Processing Time 1–5 months (Due to mandatory testing + factory audits + annual surveillance) 1–3 weeks (Document review only; no testing/audits required) Key Time-Consuming Steps - Lab testing (weeks) - Factory audits (onsite/video) - Annual surveillance audits - Technical file preparation (days) - Certification body review (days) Validity Period Up to 5 years (requires ongoing audits) Up to 5 years (no audits, but dependent on contract/batches) Critical Delays - Sample logistics to EAEU labs - Audit scheduling - Non-compliance remediation - Incomplete documentation - Applicant responsiveness