Authored by Andra Dumitrescu, Canadian Immigration Lawyer. This article was originally published on Law360 Canada (www.law360.ca), part of LexisNexis Canada Inc.
International graduates usually move from study to work through the post-graduation work permit (PGWP) program. A recurring legal uncertainty arises where a graduate completes their studies, more than 90 days pass, and the expiry date printed on the study permit has not yet arrived. If the graduate applies for a PGWP before that printed expiry date and receives an IMM 0127/WP-EXT for PGWP letter confirming work authorization under paragraph 186(w) of the Immigration and Refugee Protection Regulations, SOR/2002-227, can the graduate work?
The cautious advice is often: do not work. That reduces the risk of a future non-compliance allegation, but when PGWP processing takes months, it can also impose months of lost employment. The harder question is whether that caution is required by the regulatory text. On the better reading, it is not.
The regulatory text
Section 196 prohibits work in Canada unless authorized by a work permit or by the Regulations. Paragraph 186(w) applies to those who “are or were the holder of a study permit,” completed their program, met the paragraph 186(v) requirements, and applied for a work permit “before the expiry of that study permit.”
Section 222 separately governs invalidity. A study permit becomes invalid on the first to occur of 90 days after completion of studies, loss of enrolment, cancellation, or “the day on which the permit expires.” The drafter therefore had both concepts available. “Becomes invalid” appears in subsection 222(1) and paragraph 183(4)(b). “Expires” appears as one invalidity trigger in paragraph 222(1)(c) and in subparagraph 186(w)(ii).
Under the modern principle of statutory interpretation, those words must be read in their grammatical and ordinary sense, harmoniously with the scheme and Parliament’s intention: Rizzo & Rizzo Shoes Ltd (Re), [1998] 1 SCR 27 at para 21; Bell ExpressVu Limited Partnership v. Rex, 2002 SCC 42 at para 26. Different words in adjacent provisions are presumed to carry different meanings.
The Supreme Court of Canada made the same conceptual distinction in Pepa v. Canada (Citizenship and Immigration), 2025 SCC 21, distinguishing visas that are invalid, visas that cease to be valid at expiry and visas that are no longer valid because they are revoked or cancelled. Expiry is one way a document may cease to be valid; it is not a synonym for every event affecting validity.
Why “expiry” cannot mean “invalidity”
If “expiry” meant “invalidity,” paragraph 222(1)(c), which lists “the day on which the permit expires” as one event causing invalidity, would become circular. The other triggers in paragraphs 222(1)(a), (a.1), and (b) would also lose their distinct function. Subsection 222(1) only works if expiry is one route to invalidity, not the umbrella concept itself.
Reading subparagraph 186(w)(ii) as though it requires filing before invalidity, rather than before expiry, imports a deadline the drafter did not write. Paragraph 186(w) applies to a person who “are or were the holder of a study permit,” and subparagraph 186(w)(i) uses the past tense when referring to the paragraph 186(v) requirements. These choices contemplate a former study permit holder, not only a person whose study permit remains operative when work authorization is relied on. Reading “expiry” as “invalidity” narrows the provision, weakens “were the holder,” and turns past-tense language into a current-status requirement.
IRCC’s guidance illustrates the problem
The same conflation appears in Immigration, Refugees and Citizenship Canada’s (IRCC) public materials. The PGWP “How to apply” page tells applicants that their “study permit must be valid (not expired) at the time you submit your application to be eligible to work in Canada while awaiting a decision.” (Post-graduation work permit: How to apply, last modified March 9, 2026.)
That phrasing treats “valid” and “not expired” as equivalent. The Regulations do not. Subsection 222(1) uses invalidity as the broader legal concept, while paragraph 222(1)(c) identifies expiry as only one event that can cause a study permit to become invalid. In other words, “expired” refers to the permit’s expiry date; “invalid” captures a wider set of events, including completion of studies, loss of enrolment, cancellation, and expiry. IRCC’s shorthand may be convenient for public-facing guidance, but it should not displace the words chosen in the Regulations.
Status and work authorization are separate questions
The Regulations treat status and work authorization as distinct questions. Paragraph 183(4)(b), which addresses the end of a temporary resident’s authorized period of stay, uses “becomes invalid.” Paragraph 186(w), which addresses interim PGWP work authorization, uses “expiry.” Section 182 provides the restoration mechanism for status. Section 196 recognizes two routes to lawful work: authorization by a work permit or by the Regulations themselves.
Treating expiry and invalidity as interchangeable collapses those tracks. A person may need restoration under s. 182 because their authorized stay ended. That does not answer whether paragraph 186(w) authorizes work. If every status issue automatically defeated regulatory work authorization, s. 186 and the second branch of s. 196 would be narrowed beyond the text.
Procedural fairness and the IMM 0127
The IMM 0127 letter is different from general public guidance. It expressly cites paragraph 186(w) as the source of work authorization. IRCC’s “After you apply” page reinforces that a person who receives the WP-EXT for PGWP, IMM 0127 E, is authorized to work until a decision is made, even if the validity period stated in the letter has expired. The letter is individualized and issued after receipt of the application. It identifies the applicant by name, application number, study permit number, and the regulatory authority relied on.
That matters. Counsel may be left advising clients not to work despite an IMM 0127 confirming work authorization under paragraph 186(w), because IRCC may later take the position that the study permit became invalid 90 days after completion. In practice, the applicant receives written authorization from IRCC, but the legal risk of relying on it remains with the applicant.
If IRCC later proposes to treat that reliance on the IMM 0127 letter as non-compliance, procedural fairness requires more than silence. The applicant should receive notice of any reconsideration, a meaningful opportunity to respond, and reasons engaging with the IMM 0127, the disclosed facts, and the regulatory provision IRCC itself cited.
In Canada (Minister of Citizenship and Immigration) v. Vavilov, 2019 SCC 65 at paras 99 and 127–128, the Supreme Court of Canada held that reasonable administrative decisions must be justified, transparent, intelligible, and responsive to central issues. A decision that silently reverses individualized written authorization without engaging with the letter, the record, or the cited regulatory basis does not meet that standard. Treating the IMM 0127 as meaningless because it is automated shifts the cost of administrative ambiguity to the applicant and leaves counsel in the untenable position of advising clients to disregard a document IRCC issued as confirmation of work authorization.
Conclusion
“Invalidity” and “expiry” are not interchangeable. Section 222 distinguishes them. Paragraph 186(w) uses one, not the other. IRCC’s operational shorthand may blur the distinction, but it cannot override the regulatory text. Where IRCC issues an IMM 0127 confirming work authorization under paragraph 186(w), the better course is to disclose the issue, preserve the record, advise the client fully, and require IRCC to engage with its own authorization before treating reliance on that authorization as non-compliance.
