Every bus compliant with ECE R66 (and specifically SR2 strength) will have a manufacturer’s plate stating "Regulation No. 66" and the specific variant (e.g., "R66/01" or "R66/02").
Even experienced bodybuilders make mistakes when chasing sr2 ece r66 bus skin compliance. sr2 ece r66 bus skin
Cutting out a damaged section of skin and welding in a patch changes the stress path. Under R66, any repair larger than 0.5 sq meters requires re-simulation or a repair manual from the original bodybuilder. Document everything. Every bus compliant with ECE R66 (and specifically
.bussidmod file.