What actually governs commission in Saskatchewan is the Saskatchewan Real Estate Commission's requirement that it be agreed in writing between a REALTOR® and their client. The regulator sets conduct standards for licensees; it does not set or publish a rate, and commission itself remains negotiable and is often tiered, a higher percentage on the first portion of the price and a lower one on the balance.
The practical difference for a Saskatoon seller is closing costs, not broker fees on a rental. A typical Saskatoon closing runs roughly 4 to 6 percent of the sale price in total seller costs, commission, legal fees and adjustments together, a different number than any single line item and not one split out the way a rental fee rule would divide it.
If you are comparing fee structures across markets, the meaningful Saskatoon number is that total closing-cost range, not a rule written for a rental transaction somewhere else. Get your hand-reviewed valuation from Joel Dyck.