https://www.gov.uk/government/publications/initial-certificates-of-approval-for-individual-road-vehicles-produced-under-a-design-type-authorisation-application-form-gv69
Apply to get a certificate to prove a load compartment follows a design you've had approved to be used under the TIR scheme for international border crossings.
a certificategetvehicleusingapproved
https://pubmed.ncbi.nlm.nih.gov/29395922/
The Toll/interleukin-1 receptor (TIR) domain is the signature signaling domain of Toll-like receptors (TLRs) and their adaptors, serving as a scaffold for the...
tir domainproteinsancientfamilynad