citizen means, with respect to Mexico, a national or a citizen according to the existing provisions of Articles 30 and 34, respectively, of the Mexican Constitution; and
existing means, as between:
(a) Canada and Mexico, and the United States and Mexico, in effect upon the date of entry into force of this Agreement; and
(b) Canada and the United States, in effect on January 1,
1989.
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Appendix 1603.A
Existing Immigration Measures
1. In the case of Canada, the Immigration Act, R.S.C. 1985 c.I- 2, as amended, and subsection 19(1) of the Immigration Regulations, 1978, as amended.
2. In the case of the United States, Section 101(a)(15)(B) of the Immigration and Nationality Act, 1952, as amended.
3. In the case of Mexico, Chapter III of the Ley General de Poblacion, 1974, as amended.
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Schedule I
Research and Design