Their website: https://www.taxpayer.com/
This organization is conservative oriented and advocating against tax auto filing to keep H&R Block and similar rent seekers in business.
Stand strong and in favor of tax auto filing to reduce fraud and waste - there is no reason the government shouldn’t estimate our taxes for us.
I don’t know if there’s a specific push for it right now but it’s something constantly and trivially within reach for Canada. The pressure from these fuckers is constantly fighting against it.