Right here:
Förordningen - Transportstyrelsen
Press:
Engelskspråkig version av EU-OPS bilaga 3 ändring 2, i kraft 2008-09-20
"
ändring 2" means that it is Amendment 2. It's effective from 2008-09-20 so it's been around for a while. I have come across an older version of EU-OPS once when I googled, since then I just use the link above.