Meaningful consent is PIPEDA’s standard for valid consent to collect, use or disclose someone’s personal information: consent only counts if the person understood, in practical terms, what they agreed to, which the Privacy Commissioner’s guidance says requires making four things clear — what information, with whom it is shared, for what purposes, and the risk of harm.
The precision bar is real: vague catch-alls like ‘service improvement’ do not meet it; you must state what is collected with enough specificity that the individual can meaningfully understand it. On harm, the guidance is unusually explicit — organizations must disclose meaningful residual risk of significant harm, which expressly includes bodily harm, humiliation, damage to reputation or relationships, and loss of employment.
Whether express or implied consent is enough depends on the same three triggers: express consent is required when the information is sensitive, when the collection, use or disclosure is outside the individual’s reasonable expectations, or where there is a meaningful residual risk of significant harm. Implied consent only covers the narrow remaining band — ordinary, non-sensitive information handled squarely within what the client would expect. There is, in the guidance’s own words, no bright line for what counts as sensitive; financial information is named as a presumptive example.
This is the direct answer to a question that comes up constantly now: can you put a client’s details into an AI tool? Doing so is a disclosure to a third party the client likely has no reasonable expectation of, and it is often financially sensitive — both triggers for needing express, not implied, consent first.
You want to paste a buyer’s pre-approval letter and stated maximum budget into an AI drafting tool to help write an offer strategy note. Because that is a disclosure to a third party (the AI vendor) the client would not reasonably expect, and the information is financially sensitive, PIPEDA’s meaningful-consent test tips you into needing the client’s express consent first — simply having been retained to represent them does not imply consent to that specific disclosure.
See also: express consent under CASL, personal information, as PIPEDA means it and real risk of significant harm.
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