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Secondary Suites & ADUs | 33 views |

My neighbor built a backyard suite 3 feet from the lane - I thought R-CG required a 5-foot setback. Who do I call?

Question

My neighbor built a backyard suite 3 feet from the lane - I thought R-CG required a 5-foot setback. Who do I call?

Answer from Construction Brain

Your neighbor may be violating Calgary's setback requirements for backyard suites, which typically require a minimum 1.5-meter (5-foot) setback from the rear lane. You should contact the City of Calgary's bylaw enforcement to investigate this potential violation.

The City of Calgary's R-CG (Residential Grade-Oriented) district rules do require specific setbacks for backyard suites (also called garage suites or laneway suites). While the exact setback can vary based on the specific site conditions and any variances that may have been granted, the standard requirement is typically 1.5 meters (5 feet) from the rear lane. A 3-foot setback would likely be non-compliant unless your neighbor received a specific variance through the development permit process.

Contact Calgary's Bylaw Services at 311 or file a complaint online at calgary.ca. Bylaw officers will investigate whether the structure was built according to the approved development permit and building permit. They'll measure the actual setbacks and compare them to what was approved. If there's a violation, the City can issue a stop-work order (if construction is ongoing) or require modifications to bring the structure into compliance.

Before calling, gather some basic information: Note the address, take photos showing the distance from the suite to the lane (if you can do so from public property), and document when construction occurred. The City will need this information to investigate effectively. Keep in mind that your neighbor may have received a development variance through the Subdivision and Development Appeal Board (SDAB) that allowed a reduced setback, though this would be unusual and would have required public notification.

Understanding the process: When someone applies for a backyard suite development permit, neighboring property owners are typically notified and have the opportunity to object. If you didn't receive notification, this could indicate the permit process wasn't followed properly. The City maintains records of all development permits and variances, which bylaw officers can access during their investigation.

What happens next: If a violation is confirmed, the property owner will be required to either modify the structure to meet setback requirements or apply for a variance retroactively (which may or may not be approved). In extreme cases, the City can order the structure to be demolished, though they typically work with property owners to find compliance solutions first.

Contact Calgary Bylaw Services at 311 to file your complaint and let the professionals investigate whether proper permits were obtained and setback requirements were met.

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