THE COC MARKET JOURNAL
Ideas for the road ahead.
Practical articles about vehicle paperwork, European registration and Certificates of Conformity — made easier to navigate.
EXPLORE THE JOURNAL
5 articles
News
How Much Does a Certificate of Conformity Cost in 2026?
Understand why COC replacement prices differ between manufacturers, how to compare total prices and what is included in a quote.
Digital vs Original Paper COC: Which One Do You Need?
Understand the practical difference between a PDF COC, an original paper certificate and EU structured electronic conformity data.
Certificate of Conformity vs Registration Certificate: Key Differences
A clear comparison of two commonly confused vehicle documents and why cross-border registration offices may request both.
How to Obtain a Certificate of Conformity for a Used Car
Find out how replacement COC requests work for used cars, including eligibility, document formats, processing and alternatives.
What Is a Certificate of Conformity (COC) and Why Do You Need One?
Discover what a vehicle Certificate of Conformity is, why it matters for European registration and what to do when the…