CTA Continues Lobbying Efforts on Border Vaccination Mandate as Domestic Exemption Comes Under Review Wednesday December 08, 2021 | Border & Customs, COVID-19, Labour/HR/Driver Shortage, News Releases, Operations & Safety The Canadian Trucking Alliance (CTA) continues to work diligently with the Government of Canada on the impacts of the January 15, 2022, border vaccination mandate as the current domestic exemption for federally regulated trucking companies continues with further discussion and consultation.