Rechip Needed? Digital Rebel & Sigma 50mm 2.8 EX

[zman112233]

I bought this lens off ebay and I'm curious if it will need to be rechipped? It was made in 1999

[ingouk]

if it's the marco version it will need rechipping.
there is a list at sigma germany with lenses which need rechipping/can be rechipped.
http://www.sigma-foto.de/kompatibel_canon.html
otherwise email info@sigmaphoto.com and ask them

ingouk