or Which training do you need? Both WHMIS (before GHS) and WHMIS 2015 are in effect and regulated under Health Canada. Here's a quick graphic to help you understand which one your workplace requires. Which pictograms do you have on products or labels BOTH REGULATIONS If your workplace has both WHMIS (before GHS) and WHMIS 2015 systems, then your workers require to be trained in BOTH laws WHMIS (before GHS) training ONLY WHMIS 2015 training ONLY WHMIS (before GHS) WHMIS 2015