Here is a great, easy to understand Guide on Building Laneway Houses in Vancouver.
Like main houses, laneway houses must be located in a defined portion of a lot and are subject to regulations regarding zoning (only RS-1 and RS-5 are allowed), setbacks, fire access, lane access, size, height, parking and tree protection. Together, these siting and design regulations provide a basic template for laneway house design.
Like many developments in Vancouver, the application process can be long, but laneway houses are becoming much more common. In order to apply for the approval from the city, you have to do your due diligence beforehand. A very brief outline of the steps involved are:
1. Site Servicing Research: Investigating...