任何希望在加拿大合法就业的外国公民都需要得到授权，大多数情况下，此授权反映在就外国公民持有有效工作许可。但是，在某些特殊情况下，外国人可以在没有工作许可的情况下在加拿大境内工作。

Any foreign national wishing to work in Canada must have the proper authorization. For the vast majority of foreign nationals, this authorization comes in the form of a valid work permit. Though, it should be noted that there are certain exemptions to the work permit requirements.

劳动力市场影响评估，是由加拿大就业及社会发展部针对加拿大雇主聘用外籍劳工对加拿大劳动力市场产生潜在影响的评估文件。获批的劳动力市场影响评估意味着没有加拿大公民或永久居民可以填补雇主的用工短缺，因此雇主可以雇请外籍劳工。被拒的劳动力市场影响评估则表明，该岗位空缺应该由加拿大公民或永久居民填补。

A Labour Market Impact Assessment (LMIA) is a document issued by Employment and Social Development Canada (ESDC) assessing the impact of hiring a foreign national in Canada. A positive LMIA indicates that there is no Canadian citizen or permanent resident to fill a position, therefore enabling an employer to hire a foreign national. A negative LMIA indicates that a position should be filled by a Canadian citizen or permanent resident.

加拿大指定学习机构的国际毕业生，可以在毕业后申请毕业后工签。毕业后工签持有人可以在加拿大境内任何地点为任何雇主工作，工签有效期内不限工作时长。毕业后工签有效期为8个月至3年，是累积加拿大工作经验的良好方式。累积足够的加拿大本地工作经验，会大幅增加移民候选人获得加拿大永久居留权的可能性。

Post-graduation work permits (PGWPs) are open work permits given to international students who graduate from a Canadian program of study. PGWPs allow the holder to work for any employer, for as many hours they wish, anywhere in Canada. PGWPs are valid for between eight months to three years and are a great way to obtain valuable Canadian work experience. Once an applicant has work experience in Canada, it opens a lot of opportunities to obtain Canadian permanent residence.

如果你的配偶目前在加拿大工作或学习，或者你的配偶或同居伴侣已经提供担保通过团聚移民递交永久居留权申请，你可能有资格获批开放式工作许可。配偶担保开放式工签的申请流程，因申请人在加拿大的身份不同，或其所处永久居留权申请阶段的不同而异。

If your spouse is currently working or studying in Canada, or if you have applied to be sponsored for permanent residence by your spouse or partner in Canada, you may be eligible for an open work permit. The application procedure for the spousal sponsorship open work permit varies depending on the applicant’s status in Canada or the stage of their permanent residency application.

桥梁开放式工作许可，又称桥梁工签。允许目前在加拿大工作的外国公民，在等待永久居留权审理批复期间延长他们的劳工身份。桥梁工签仅适用于已经递交移民申请并持有有效工作许可的申请人。获批桥梁工签后，持有人可以根据自己的意愿在加拿大境内任何地点为任何雇主工作。

The Bridging Open Work Permit (BOWP) allows foreign nationals who are currently working in Canada to extend their status while awaiting a decision on their permanent residency application. The BOWP is only available to those who have submitted a permanent residency application and are already in possession of a valid work permit. A successful BOWP application results in an open work permit, enabling the holder to work for multiple employers in multiple locations, of their own choosing.