BIS vs BIS CRS vs Scheme X: What Is the Difference?

BIS Certification, BIS CRS Registration and BIS Scheme X Certification are different conformity assessment routes under the Bureau of Indian Standards. While all three are related to BIS compliance, they apply to different product categories and follow different procedures. This guide explains the differences in simple terms, covering Scheme I, Scheme II/CRS and Scheme X, their applicability, testing requirements, certification process and how manufacturers and importers can determine the correct BIS route for their products.