Add or edit SIN… Social Insurance Number… on eBay
Start at Seller Hub … Overview
Go to … Selling Tools
Click on …View My eBay Selling
Click on …..Account… Sign in if necessary
Click on … Personal Information… Sign in if necessary
Go to…. Type of ID ……Social Insurance Number… SIN
Add the number or Edit the number
If the number is added… click … Save
If the SIN is already present and you click …Edit… but do not edit the number… click ….Cancel
