within one month, you have received your decision letter, I have received 21 days after hearing . All the best but some time maybe late, because my one friend received his decision letter after 3 months. All the best. NaveedOa said:After winning full hearing appeal in Toronto how long does a written letter takes from Iad to come. Do one need a lawyer after appeal has been won to do further paper work for applicant. Thank you all replies are appreciated.