If you are PST exempt please download the pdf below, fill-out and fax back to 613-234-7635. Once you've sent back the completed form you must go to wholesale login on the homepage. After selecting the Wholesale Login button a menu will be displayed. Select the "click here to request an account". Fill out the form making sure to set the Business Tax exemption selection to yes (retail sales tax) Click here to download pst exemption forms" .