The MacLean Power Systems products listed in the Buy America Certified section of the website meet the current FHWA Buy America requirement. All manufacturing processes for these steel and iron materials, including the application of coatings has occurred in the United States. State and local requirements may vary. The MPS products in this special section, found on our downloadable certificate, meet the FHWA Buy America requirements. Download the certificate or complete our Government Procurement Compliance Request Form to find out about Made in the USA, Buy American or Country of Origin Certificates.