This is some of the requirements for modern schooling in Canada
Proof of age, usually in the form of a passport or birth certificate
Proof of your current address. This can include bank statements, utility bills, or housing agreements
Proof of legal guardianship, if the child is under the age of 18 and you are not their parent
Proof of immigration status, including a passport, birth certificate, permanent residence card, Confirmation of Permanent Residence (IMM 5292), or Record of Landing (IMM 1000)
Their up-to-date immunization record.
You don't say how old the person is in your post so this is guesswork.