Condo Rules and By-laws in Ontario: What You Can and Can't Do in Your Own Unit

Buying a condo in Ontario is not like buying a freehold house. The moment you take title, you become a member of a condominium corporation bound by a set of governing documents that dictate, in sometimes surprising detail, how you can live in and use your own home. Before signing anything, resale condo buyers need to understand what the condo rules and by-laws say — and what they actually restrict.

These documents are included in the status certificate package. Most buyers never read them. That is a mistake.

The Three-Layer Governance Structure

Ontario condos operate under three layers of governing documents, each with different weight and different amendment procedures:

1. The Declaration

The declaration is the founding document registered on title when the condo is created. It defines:

• The boundaries of each unit (where your unit ends and the common elements begin — important for renovation purposes)
• The proportionate share of common expenses each unit pays
• Any use restrictions on the units (e.g., residential-only use, no commercial activity)
• Easements and encumbrances

The declaration is very difficult to change — it typically requires consent of a very high percentage of owners. It is the most durable restriction in the package.

2. The By-laws

By-laws govern the internal management of the corporation: how the board is elected, quorum requirements, how meetings are run, borrowing authority, and rules about unit modifications that affect the common elements (like installing a gas line or HVAC unit on a balcony).

By-laws are amended by owner vote, but at a lower threshold than the declaration.

3. The Rules

Rules are operational — they govern day-to-day conduct and use of the common elements and units. They tend to be more specific and more frequently updated than the declaration or by-laws. Rules typically cover:

• Move-in and move-out procedures (elevator booking, floor protection)
• Noise hours (when you can run a contractor, when parties must end)
• Pet restrictions
• Short-term rental prohibitions
• Parking and visitor parking allocation
• Balcony use (what you can store, what type of BBQ is permitted)
• Garbage and recycling procedures
• Renovation notice and approval requirements

Rules are amended by the board (not owners directly) and can change between the date you review the status certificate and future dates after you move in.

Common Restrictions That Surprise Buyers

Hardwood Flooring

Many older condo buildings require a minimum sound insulation rating (often expressed as IIC — Impact Insulation Class) for hard flooring. If you plan to install hardwood, engineered flooring, or tile, the rules may require board approval and specific underlay. Buying a unit with existing non-compliant flooring can leave you responsible for retrofitting.

Balcony Restrictions

Rules may prohibit gas BBQs entirely, limit what types of plants or furniture can be kept on balconies, or require specific finishes on balcony doors. These are not negotiable with the seller.

Move-in and Move-out Windows

Most condos require elevator bookings for moves and restrict moves to specific hours (often weekdays only, or only during daytime hours on weekends). If you're closing mid-week and need to move on a weekend, check the rules first.

Smoking and Cannabis

Many buildings now have smoking prohibitions that extend to balconies and even outdoor common areas. Cannabis rules vary — some buildings have explicit rules about cannabis cultivation in units (which can damage walls and electrical due to humidity and power use).

Alterations to Units

Removing walls, installing pot lights, or adding plumbing typically requires written board approval even if the work is entirely within your unit. Failure to get approval can result in orders to restore the unit at your expense.

Pets: A Frequent Source of Conflict

Ontario's Condominium Act includes provisions about pet restrictions. While pet owners have had some success challenging blanket pet bans under human rights grounds in certain circumstances, the safest approach for a buyer with a pet — or a planned pet — is to review the pet rules carefully before making an offer, not after.

Common pet-related rules:

• Weight or size limits on dogs
• Breed restrictions (may or may not be enforceable — this is a contested area of law)
• Number of pets permitted per unit
• Leash requirements in all common areas
• Registration requirements (some buildings require pets to be registered with the property manager)

Do not assume a building is pet-friendly because the listing says so. Confirm it in the rules.

How Rules Can Change After You Buy

The board can amend the rules without an owner vote, subject to owners' right to requisition a meeting to challenge the change. This means a rule that permits short-term rentals today can be amended to prohibit them. A rule that allows a certain breed today can be amended (subject to any human rights carve-outs).

This is not a reason to avoid condos, but it is a reason to read what the rules say now — and to understand that they may change.

What to Do With This Information

Your lawyer will review the governing documents as part of the status certificate review. Your job is to brief your lawyer on how you plan to use the unit: short-term rentals? A specific pet? A planned renovation? A home-based business? Flag those intended uses so your lawyer can check the governing documents against your plans.

Frequently asked questions