It is measured in years rather than months, and the length depends on processing times and visa availability, which change. The conditional residence period alone is two years, and the second-stage filing follows it.
Plan for a long horizon and check current times
No responsible estimate can be quoted in advance, because processing times and visa availability shift and are published by the government rather than by anyone else. What can be described is the shape of the timeline. Preparation of the source-of-funds evidence commonly takes months before anything is filed, and for a case built on decades-old property records it can take longer. The petition is then adjudicated, with times to be checked against current published figures. Consular processing or adjustment follows. Conditional permanent residence lasts two years, and the filing to remove conditions comes at the end of that period, with its own adjudication. Families should therefore plan around a horizon of several years, and should treat any promise of a fixed timeline as a reason for caution rather than confidence.
Hypothetical example: A Canadian rescue-boat manufacturer sells a division to finance an immigrant investor project and needs to coordinate the sale, tax filings, and capital transfer. The timeline should begin with evidence of the asset's ownership and sale, then trace the proceeds into the investment, then preserve job-creation records after filing. The contribution has to be at risk and the project must meet the required employment standard; admission or adjustment follows the immigrant process, and residence is conditional at first. The costly mistake is assuming that an approved petition finishes the work. The investor should calendar document retention, project reports, and the later filing needed to request removal of conditions well before the conditional period ends. Delays in collecting sale records are easier to solve before funds have crossed several accounts.