It would have a considerable impact if it were properly enforced. However, section 22 of the Environment Quality Act is not being adequately enforced. The legal framework is very flexible and the act's enforcement depends on the good will of the analysts in place. However, the minister is currently reviewing his act and will have to introduce a new bill by 2015. That is the result of a lawsuit involving cranberry production. That case has been heard by the courts.
On May 23rd, 2013. See this statement in context.