Buying a home with a basement apartment in the GTA
What a home inspection can tell you about a basement unit — and the questions only the municipality or other professionals can answer.
What the inspection looks at
- Ways out: doors and windows that could serve as exits, and whether anything visibly blocks them.
- Alarms: presence and operation of smoke and carbon monoxide alarms we can test.
- Separation: visible signs of fire separation between units, such as doors and ceiling finishes — noting what can't be confirmed visually.
- Moisture: stains, efflorescence, musty areas and moisture-meter readings, with thermal imaging where useful.
- Heating and ventilation: how the unit is heated and ventilated, and bathroom/kitchen exhaust.
- Electrical and plumbing: visible wiring concerns, panel access, GFCI protection near water, leaks and drainage.
- Ceiling height and headroom observations where relevant.
Short answer: a home inspection checks the visible physical condition of a basement apartment — things like exits, smoke and CO alarms, signs of moisture, heating, plumbing and electrical. It does not determine whether the unit is legal or registered. For that, check with the municipality (and, where relevant, the fire department or Electrical Safety Authority) before you waive conditions.
Legal vs. physical condition
"Legal" depends on zoning, building permits, registration or licensing rules and fire and electrical approvals — which vary by municipality and change over time. A home inspector can't confirm any of these. What an inspection gives you is a clear picture of physical condition and visible red flags, so you know what to ask the seller and the city.
JBM Inspect inspects accessible physical conditions of additional units. We do not certify that a rental unit is legal, registered, code-compliant or suitable for occupancy.
Questions to ask before you buy
- Was a building permit issued for the unit, and was it closed?
- Is the unit registered or licensed with the municipality, if required?
- Has the Electrical Safety Authority inspected the work?
- Are there any open orders or complaints on the property?
- What are the current tenancy terms, if the unit is rented?
Your real estate lawyer and the municipality's building department can help with these.
What it costs
At JBM Inspect, each additional dwelling unit or self-contained suite is from +$150 on top of the home inspection price. Estimate your total or request a quote.
Have an offer deadline?
Tell us your condition or warranty deadline and we'll confirm scope, availability and your total price before you book.