…However, regulatory red tape for wood preservatives has limited access to some products in Canada, putting Canadian companies and users at a disadvantage compared to their counterparts in the United States. …Currently, creosote is the only registered oilborne wood preservative in Canada. Pentachlorophenol (Penta), another oilborne preservative historically used for utility poles, crossarms, and timber bridges, was phased out of use when the sole manufacturer ceased production. …There is a strong harmonization between Canada and the United States regarding standards for pressure treated wood, ensuring consistency across both countries. However, the United States faces fewer challenges than Canada in terms of oilborne wood preservatives, as there are several registered options available to U.S. end-users… Wood Preservation Canada is calling for a collaborative effort among industry leaders, regulators, and policymakers to ensure that safe, effective, and sustainable wood preservative solutions remain available for the infrastructure Canadians rely on every day.