Yes, we understand there are some challenges with regard to implementing the new lead guideline as it moves forward. We understand that the majority of the sources are in the household, through brass fittings or solderings or the lead service lines that we've been speaking about today. Certainly there are some challenges in implementing it.
We are working with the provinces and territories to implement the new guideline that would recommend sampling at the tap of a residence to get a better and more comprehensive inventory of lead concentrations in residences across Canada, but the provinces and territories will ultimately be responsible for the implementation of these guidelines.