According to the 110 percent rule, you cannot be asked to pay more than 110 percent of the non-binding estimate given to you by the moving company during their initial survey of your property.
This rule comes in handy in cases where your moving company attempts to charge you more for your move after the fact.
Based on the 110 percent rule, the most you can pay for your move is 110 percent of whatever your non-binding estimate was given as.