SINって、延長する場合、期限が切れてから次のVISAの始まりの日からの更新という形になるのでしょうか？
それとも日付関係なくVISAの期限までの延長になるのでしょうか？
わかる方おられましたら是非教えて頂きたいです

https://www.canada.ca › en › employment-social-development › services › sin.html
Social Insurance Number - Overview - Canada.ca
To work in Canada or access government programs and benefits, you need a 9-digit number known as a Social Insurance Number (SIN). Your SIN is private and it is illegal for anyone else to use it. You are responsible for protecting your SIN. Service Canada is responsible for issuing SINs, which comes in a paper format (Confirmation of SIN letter).
Apply
1-866-274-6627 (toll free number) or, if outside Canada, at 1-506-548-7961 (long distance charges will apply) Proof of legal representation. ... Mail your SIN application Service Canada Social Insurance Registration Office PO Box 7000 Bathurst NB E2A 4T1 Canada

Contact Social Insurance Number
obtain general information about the SIN Program; verify status of your request; Canada Toll-free: 1-866-274-6627 Canada TTY: 1-800-926-9105 Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time Closed statutory holidays. Outside Canada: 1-506-548-7961 (long-distance charges apply) TTY: 1-800-926-9105

Eligibility
If you are a Canadian citizen, a permanent resident or a temporary resident, you need a Social Insurance Number (SIN) to work in Canada or to receive benefits and services from government programs. Children 12 years of age or older may apply for their SIN. Parents, legal guardians or legal representatives can apply for a SIN for children under ...

Employer Information
A Social Insurance Number (SIN) is necessary to work in Canada and to access government programs and benefits such as Employment Insurance and the Canada Pension Plan. As an employer, you play a leading role in protecting your employees' personal information and detecting and preventing SIN fraud. Your employees' SINs are confidential and ...

Protecting Your Sin
Make sure the report states your name and SIN (your full SIN or last three digits of your SIN) and ask for a copy of the report. Report the fraud to the Canadian Anti-Fraud Centre on their website or by calling 1-888-495-8501.

After You Receive Your Sin
By law, you must update your SIN record when you change your name. To