According to Zundel and his wife, he was a naturalized Canadian Citizen. He had applied for US Citizenship.
DECISION ON THE REASONABLENESS OF THE CERTIFICATE
INTRODUCTION
[1] On May 1, 2003, the Minister of Citizenship and Immigration and the Solicitor General of Canada (the Ministers) signed a certificate stating that Ernst Zündel, a permanent resident of Canada, is inadmissible on grounds of security, specifically, that there are reasonable grounds to believe that Mr. Zündel is inadmissible pursuant to sections 33, 34(1)(c), (d), (e) and (f) of the Immigration and Refugee Protection Act, S.C. 2001, c.27 (Immigration Act or IRPA).