The grid rating program was developed to establish the maximum rate that insurance companies can charge for basic coverage (third-party liability and accident benefits). Insurance companies must compare a driver's rate under their current rating program to a driver's rate calculated by the grid and charge the lesser of the two rates.
The resources below are guides for insurance companies when calculating grid steps.
Click here to find more about the Grid Rate Calculator.
This document provides guidance on determining a driver’s grid step, including definitions, parameters, and calculations.
This document provides Agents and Brokers with general guidance on establishing a driver’s initial grid step.