Adding or Removing a Spouse From Your Property Title in Ontario

Circumstances change, and so can who appears on the title to your home. Whether you are adding a spouse to title in Ontario after marriage, restructuring ownership for estate-planning reasons, or removing a spouse's name as part of a separation agreement, a title transfer is involved — and that transfer has legal and financial consequences you need to understand before proceeding.

This article covers the process, the land transfer tax implications, the role of your mortgage lender, and how the situation differs when a relationship is ending rather than beginning.

What "Changing Title" Actually Means

Title to real property in Ontario is recorded in the provincial land registry. When you add or remove a person from title, a lawyer registers a Transfer/Deed of Land — the same document used in an ordinary sale. That document changes the ownership record going forward.

Adding someone to title means transferring a portion of the property to them (for example, from sole ownership by one spouse to joint tenancy or tenancy in common with both). Removing someone from title means transferring their interest away — either to the remaining owner or to a third party.

Both require a real estate lawyer to prepare and register the transfer.

Land Transfer Tax: The Critical Question

Ontario charges land transfer tax (LTT) on transfers of real property. The tax is based on the "value of the consideration" — roughly, the value exchanged. This is where many people are surprised.

Adding a Spouse: Is There Tax?

Ontario's LTT rules include an exemption for transfers between spouses (and for transfers to former spouses pursuant to a separation agreement or court order, which we cover below). This exemption can apply when you are adding your legally married spouse or your common-law partner to title.

However, the exemption has conditions. A key one: if there is a mortgage on the property, adding a person to title who assumes responsibility for a portion of the mortgage is treated as partial consideration for LTT purposes. The amount of the mortgage assumed can be subject to tax, depending on the circumstances.

The rules here are detailed and can shift depending on the transaction structure. Do not assume the transfer is tax-free simply because it involves spouses. Confirm the LTT implications with your lawyer before registering anything.

Removing a Spouse After Separation

When a marriage or common-law relationship ends, one party often transfers their interest in the home to the other as part of the property settlement. Ontario provides a specific LTT exemption for transfers made pursuant to a separation agreement or court order under the Family Law Act or the Divorce Act. This exemption is significant — it can eliminate or substantially reduce the tax that would otherwise apply.

To use this exemption, the transfer must qualify and the proper documentation must accompany the registration. This is another reason to have a real estate lawyer handle the file rather than attempting a DIY title change.

Municipal LTT (Toronto Buyers Only)

If the property is in Toronto, the City of Toronto's additional land transfer tax also applies. The same exemption principles apply to the municipal tax as to the provincial tax, but both must be analyzed.

Your Mortgage Lender Must Consent

If there is a mortgage registered against the property, the lender's consent is almost always required before you can change title. This is because the mortgage documents typically require the borrower to notify the lender of any change in ownership, and the lender has security interests tied to the specific borrowers.

Adding a Spouse to Title When There Is a Mortgage

Adding a spouse to title while a mortgage is registered usually requires:

• Lender consent: The lender must agree to the addition and may require the new person to be added to the mortgage as a co-borrower. This typically involves a credit check and qualification process.
• Mortgage amendment or assumption: Some lenders handle the change administratively. Others require a formal mortgage amendment. In some cases, especially if the parties want to restructure the mortgage terms at the same time, the existing mortgage may be discharged and a new one registered.

Contact your lender before assuming a title change is straightforward.

Removing a Spouse: Assumption by One Party

When one spouse is being removed from title — typically as part of separation — the remaining spouse usually needs to assume the entire mortgage in their own name. Lenders require the assuming party to qualify for the mortgage on their own income and credit. If they cannot qualify, they may need to refinance into a new mortgage, which involves its own costs and process.

This is often one of the most challenging parts of a separation for the spouse keeping the home: demonstrating to the lender that they can carry the property alone.

The Process: What Your Lawyer Does

A title transfer between spouses follows these general steps:

1. Confirm the transaction structure. Determine whether this is a gift, a sale, or a separation-related transfer, and identify the correct LTT treatment.
2. Obtain mortgage lender consent. Communicate with the lender to confirm what is required.
3. Prepare the Transfer/Deed of Land. This document sets out who is transferring what interest to whom, the consideration (or the basis for any LTT exemption), and the new form of ownership.
4. Sign documents. Both transferor and transferee must sign. The party being added will also typically sign mortgage documents if they are joining as a co-borrower.
5. Register. The lawyer registers the transfer (and any mortgage amendments) electronically through Teraview.
6. Update title insurance. If the property has a title insurance policy, confirm whether the policy needs to be updated to reflect the new ownership.

Estate Planning Implications of the Change

How you hold title has estate-planning consequences. Adding a spouse to title as a joint tenant means the property will pass to the surviving spouse automatically on death, outside the estate. Holding as tenants in common means each party's share is governed by their will.

Before changing title, consider whether the new ownership structure aligns with your overall estate plan. If you have children from a prior relationship, for example, automatic survivorship to a new spouse may not be what you intend for the property.

Separation: Timing and the Matrimonial Home

Under Ontario's Family Law Act, both married spouses have an equal right to possess the matrimonial home — regardless of who is on title. One spouse cannot unilaterally remove the other from the matrimonial home even if only one name is on title. Any change to the title of a matrimonial home between married spouses requires both spouses' consent (or a court order).

This protection does not apply automatically to common-law partners; their rights on separation are different and more complex.

Frequently asked questions