The Build America Bureau the Bureau and the Federal Highway Administration FHWA propose guidance to help the public understand statutory requirements to evaluate the appropriateness of using public-private partnerships P3s to deliver infrastructure projects. This proposed guidance intends to inform project sponsors of the Bureau's implementation of the evaluation requirements when seeking Federal credit assistance through the Transportation Infrastructure Finance and Innovation Act of 1998 TIFIA and the Railroad Rehabilitation and Improvement Financing RRIF credit assistance programs and FHWA's implementation of the major project financial plan requirement perform detailed Value for Money VfM analysis. The Bureau and FHWA invite public comment on this proposed guidance. In addition to general comments the Bureau is seeking specific feedback on the implementation of certain statutory requirements. The guidance does not contain any new criteria does not impose any new legal requirements and has no legal effect.