According to reports, most citizens holding G passports are government officials, and because Canada and the R.O.C. have long had no formal diplomatic relations, R.O.C. government officials wishing to go to Canada have been required to change to M passports. Following many-sided negotiations, however, Canada has finally relaxed the restrictions.
據瞭解，持 G 字頭護照的我國公民，多為政府公務員，以往，由於中加之間沒有正式邦交，因此，我方公務員如欲入境加拿大，均需換持 M 字頭的護照入境，經過我國多方交涉以後，加國終於放寬限制。