4. The following documents should be enclosed with each application [details are mentioned in the Check list for OCI] :
   a) Canadian Passport;
   b) Previous Indian passports;
   c) Landing Paper of the Applicant, Spouse and children/parents;
   d) Citizenship Paper issued by the Canadian authorities
   e) Surrender Certificate
   f) One (51mm x 51mm) photographs of each applicant.
   g) In the case of children born in Canada, if the applicant is claiming eligibility on the basis of the Indian citizenship of his/her parents/ grandparents, he/she will also have to submit proof of his/her relationship with such a person(s) (such as birth certificate mentioning name of parents) along with their original Landing Papers etc.. Please note that all minors who cannot sign their applications must put their thumb impressions (left for boys and right for the girls) in the space provided.
   h) Proof of the foreign citizenship of each applicant, such as Citizenship Certificate and a Canadian passport.
   i) Evidence of self or parent(s) or grandparent(s)
        1) having been eligible to become a citizen of India at the time of commencement of the Constitution of India on 26th January, 1950; or
        2) belonging to a territory that became part of India after 15th August, 1947; or
        3) being a citizen of India on or after 26th January, 1950.
   j) In case name of the applicant is not the same in all documents, [i.e. Indian Passport, Landing Certificate and Canadian Passport] Change of name Certificate issued by the concerned authorities should be sent.
   k) Ensure that Place of Birth is the same in all documents, i.e. Indian Passport, Landing Certificate and Canadian Passport
   

In addition, please read instructions under the 'Check List for OCI Registration' and submit all documents mentioned therein along with the application. Please arrange the OCI application and photocopies of documents in the same order as outlined in the Checklist.

As proof thereof, the following documents should be submitted:

1. Original Indian passport and copy thereof (or)
2. Any other proof acceptable to the Consular Officer.
3. Persons of Indian origin, born in Canada and applying for OCI on the basis of their parent(s)'s initial Indian citizenship, should produce their parent(s)'s landing paper(s). If original has been lost, a duplicate may be obtained from Canadian authorities.
4. PIO card holders should bring along the original of their PIO card, and submit a copy of the same with their application.