TREADSTONE LAW · ONTARIO · DIGITAL LEGAL SERVICES · EST. MMXXI ·TSL
№ 385 Case Study — Tax

A Reassessment Built on an Assumption About Navdeep's Age

The reassessment letter arrived questioning a pension split the couple had claimed for three straight years without issue, built on an assumption about Navdeep's pension that turned out to be wrong.

Tax8 min readCaledonia, OntarioPension income splitting
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ClientNavdeep, a Caledonia security guard splitting pension income with his wife Simran, a dental assistant
The issueA reassessment challenged the couple's pension income split, assuming the pension was an ineligible type that required Navdeep to be sixty-five
ServiceDocumented the pension's actual registered status and eligibility, then pressed the reassessment on the specific rule it had misapplied
ResolutionWin — the reassessment was reversed and the original split was reinstated in full, with the withheld refund released

The situation

The letter said the pension income splitting claimed on Navdeep and Simran's returns for the past three years had been denied, and that Navdeep owed back the tax benefit for all three years at once, just under eighteen thousand dollars combined, along with interest. Simran read it twice at the kitchen table before calling Navdeep at work, because the number at the bottom of the page was not small against a household budget that ran close to the line most months.

To understand why the letter was wrong, it helps to know how the couple had gotten there in the first place. Navdeep receives a modest pension paid out from a registered pension plan tied to a job he held for many years before an injury pushed him into part-time security work, which he now does on a gig basis, picking up shifts through a staffing agency rather than holding a single employer. Simran works as a dental assistant. For the past three years, on their accountant's advice, they had split a portion of Navdeep's eligible pension income on their returns, a standard strategy that moves some income from the higher-taxed spouse to the lower-taxed one and reduces the household's combined tax bill.

The split had gone through without any correspondence from the government for three years running. Then the reassessment landed all at once, covering all three years together, and its stated reason was that the pension income did not qualify for splitting because Navdeep was under sixty-five. That single sentence was the whole basis for clawing back three years of tax benefit in one letter, and it was also, as it turned out, based on an incomplete picture of what kind of pension Navdeep actually receives.

Money for a fight was tight. Neither Navdeep nor Simran wanted to spend on a drawn-out dispute over a few thousand dollars a year, and the household could not easily absorb the reassessed amount either. They needed the response to be right the first time, not a long back-and-forth that ran up costs while the interest kept accruing on the disputed balance.

Navdeep's gig security work adds another layer most households do not have to think through. Shifts come and go through the staffing agency depending on demand, and some months bring far more hours than others, which already makes budgeting harder than it would be with a fixed paycheque. A sudden clawback of a tax benefit they had relied on for three prior years, arriving without warning in a month that had already been tighter than most, was the kind of setback the household had very little room to absorb without cutting into money set aside for something else.

What the other side was relying on

The reassessment rested on a real rule, applied to the wrong category of income. Pension income splitting has an age condition, but it does not apply uniformly to every type of eligible pension income. Income paid out of a registered pension plan, the kind funded through years of employment contributions and employer matching, generally qualifies for splitting regardless of the recipient's age. From age sixty-five, income from a registered retirement income fund and payments from an annuity bought with registered savings can also be split. An ordinary lump-sum withdrawal straight out of an RRSP does not qualify at any age; the funds have to be converted to a RRIF or an annuity first. The reviewer handling the file appears to have applied the sixty-five threshold across the board, treating Navdeep's registered pension plan payments as though they belonged to the age-restricted category.

It is an understandable mistake to make quickly against a stack of files, because the eligibility rules genuinely do split along these lines and the paperwork a taxpayer submits does not always make the pension type obvious at a glance. Navdeep's own pension statement used generic language, calling the payments a retirement pension without spelling out that it flowed from a registered pension plan specifically. Read on its own, without the underlying plan documentation, it is not hard to see how a reviewer working through a large caseload landed on the wrong category.

The reassessment also leaned on the fact that Navdeep's current work was gig-based security shifts rather than a fixed employer, which the letter referenced as though it were relevant to pension eligibility. It was not. Whether someone currently works gig shifts, holds a full-time job, or is fully retired has no bearing on whether pension income they already receive from a past employer's registered plan qualifies for splitting. That detail read more like padding to make the reassessment feel more substantiated than it was, rather than a rule that actually applied.

What the reassessment did not have, because nobody had asked for it, was the plan documentation that would have settled the question in the first sentence of a response. That gap was the entire opening.

It is also worth noting what the reassessment got right, because a sound response does not pretend an entire notice is baseless just because its central conclusion is wrong. The age condition itself is a real feature of the pension splitting rules, and the reviewer was correctly applying it to the category of income it was designed to catch. The error was narrower than that: a misclassification of which category Navdeep's specific pension belonged to, not a misunderstanding of the rule in the abstract. That distinction mattered for how we framed the response, because arguing that the rule itself did not exist would have gone nowhere, while showing that it simply did not apply here was a much shorter, much stronger argument.

What we did

  1. Requested the plan documentation directly from Navdeep's former employer's pension administrator. We needed the formal registration details for the plan itself, not just Navdeep's annual statement, because the reassessment turned entirely on the plan's registered status and the statement alone did not spell that out clearly enough to settle the question one way or the other. Going to the source rather than relying on Navdeep's own paperwork also meant the eventual answer would carry more weight if it was ever questioned again.
  2. Confirmed the plan's registration in writing. The administrator provided a letter confirming the plan was a registered pension plan under the applicable federal registration rules, which is the specific status that removes the age sixty-five condition for splitting purposes and directly contradicted the reassessment's stated basis. That single letter did more work than any argument we could have written, because it answered the factual question the whole reassessment turned on.
  3. Drafted a response addressed to the exact ground the reassessment cited. Rather than filing a general objection covering every possible angle, we wrote directly to the stated basis, the age condition, and attached the registration letter as the single document that resolved it, so the response could be evaluated quickly instead of prompting a further round of questions back and forth.
  4. Removed the gig work detail from the conversation entirely. Because Navdeep's current employment status had no bearing on the actual eligibility question, we did not engage with that part of the letter beyond noting plainly that how someone currently earns a living does not affect the tax treatment of a pension already being received from a past employer's registered plan.
  5. Filed a formal objection to preserve the couple's position while the review was pending. Given the interest accruing on the reassessed amount month over month, we did not wait to see whether an informal inquiry would resolve things on its own. Filing the objection stopped the clock on the couple's procedural rights while the substantive question was being reconsidered by a different reviewer.
  6. Kept the file lean to control cost. Knowing the couple's budget for the dispute was limited and that every hour of work came directly out of money they needed for other things, we resisted the temptation to build a broader submission than the single issue actually required, since the registration letter alone was enough to answer the reassessment's stated reasoning.
  7. Tracked the interest accruing on the disputed balance throughout. We kept a running note of what the reassessed amount and its interest totalled at each stage, so the couple always knew the real number at stake rather than being surprised by a larger figure if the review took longer than expected. That running total also let them plan their monthly budget around a known worst case instead of an open-ended unknown while the file was still active.

The outcome

Partway through the review, the position on the other side changed. Rather than pursue the age argument further once the registration letter was on file, the reviewer reversed the reassessment and reinstated the original pension income split in full, across all three years in question. The withheld refund, along with the interest that had accrued on it, was released to the couple.

The reversal covered all three disputed years cleanly, and it also gave Navdeep and Simran documentation they could keep on file for any future year, so the same question would not need to be relitigated from scratch if it ever came up again. That mattered to them almost as much as the refund itself, because the worry about a repeat reassessment the following year had been sitting with them since the first letter arrived.

The whole matter resolved within a few months of the objection being filed, well short of what a contested appeal through a longer review process would typically take. For a household that had been careful about what it could afford to spend on the dispute, a quick, document-driven resolution was the outcome that actually worked, not because the couple got everything they might have wanted in a longer fight, but because the actual question at issue was narrow enough that the right piece of paper settled it.

Simran said afterward that the hardest part of the whole episode had not actually been the money, though the money mattered plenty. It was the uncertainty of not knowing, for those first weeks, whether the split they had relied on for three years was ever going to be available to them again, and whether the household's budget needed to be rebuilt around a smaller after-tax income going forward. Having that question resolved, and resolved in the couple's favour with documentation to back it up, closed off a worry that had been sitting under everything else while the review was pending.

What you can learn from this

  • Pension income splitting eligibility depends on the source of the pension, not just the recipient's age. Registered pension plan income generally qualifies regardless of age, while some other retirement income does not qualify until age sixty-five.
  • If a reassessment cites an age condition, check what type of pension is actually involved before assuming the reassessment is correct. The age rule may simply not apply to your particular category of pension income at all.
  • Keep your formal plan registration documentation on hand, not just your annual pension statement. A statement's generic wording can leave real ambiguity that a proper registration letter resolves cleanly in a single document.
  • A tightly focused response addressed to the exact ground a reassessment cites moves faster and costs less than a broad rebuttal covering every conceivable angle. Answer the specific question actually being asked.
  • Filing a formal objection promptly preserves your position while a dispute is under review, which matters most when interest keeps accruing on the disputed balance for as long as the file remains open.
This case study is entirely fictional. It does not describe any real client, file, or matter handled by Treadstone Law, and it is not a real file with details changed. All names, people, properties, businesses, dollar amounts, dates, and events are invented, and any resemblance to a real person, business, or situation is coincidental. Fictional scenarios like this one illustrate the kinds of legal issues people in Ontario commonly face and how a lawyer can help. They are general information, not legal advice — no two matters unfold the same way, and nothing here predicts the outcome of any real case. Reading a case study does not create a lawyer-client relationship. If you are facing something similar, speak with a lawyer about your specific circumstances.

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