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Family care

Granny Suite London Ontario: Family Housing Still Needs The Same ARU Checks

A granny suite or in-law suite can be a meaningful family-care project, but family use does not bypass the City’s detached ARU rules. Before you promise a backyard suite to a parent or relative, check the lot, the permits, the licensing path, and the funding rules the same way you would for any other detached ARU.

Run The Backyard Audit
Decision guide

Design for family care and compliance

A granny suite must still be a legal ARU. Balance accessible design with London's zoning and loan requirements.

  • Review accessibility needs
  • Confirm service routing
  • Verify family-use rules

Family-Care Goals Change The Design Priorities, Not The Rules

When building for a family member, the priorities often shift toward accessibility, privacy, and closeness. The City rules still matter. Even if the unit is meant for a parent or another relative, the project still needs to follow the detached ARU and permit path if you want a legal backyard dwelling.

Family Projects Still Need The Same Program Compliance

Family-care projects may still fit within the program, but the unit must follow the same City rules, including owner-occupancy, legal permits, residential rental licensing, affordability requirements, CMHC rent-cap limits, and restrictions on short-term accommodation.

Accessibility Planning And CMHC ADU 01

If you are building for an aging parent, CMHC ADU 01 can be a strong starting point because it is accessible-ready and compact. It is still a starting point, not an automatic permit or loan approval.

The CMHC ADU 01 is designed for accessibility from the ground up.

Check Zoning, Setbacks, And Services Before You Promise The Unit

Before you promise a backyard home to a parent, verify zoning, setbacks, and service routing. Those technical checks usually matter more than finishes in the early decision.

FAQ

Common questions, answered plainly

Can I get the $45,000 support if my parent lives in the ARU?

A family-care project may still fit the program, but it does not bypass the other rules. The owner-occupied principal dwelling, permits, rental licensing, affordability period, CMHC rent-cap rules, and other City requirements still need to be followed.

Start With A Family-Suite Property Screen

Check whether your backyard may support a legal family suite before you spend money on drawings, deposits, or family-care promises the lot may not support.

Run The Backyard Audit

Next checks

01 London ARU Zoning Rules Check zoning, setbacks, lot coverage, and detached ARU placement rules. 02 CMHC Rent Cap Calculator Model the 1-bedroom and 2-bedroom rent caps before relying on the loan. 03 Cost To Build A Detached ARU Review construction, servicing, permit, insurance, tax, and development charge risks. 04 CMHC ARU Plan Guide Compare catalogue plans before choosing a design direction. 05 London ARU Grant Guide Review the forgivable-loan screens before you spend on drawings.