The Warren County Board of Supervisors met in regular session Tuesday evening. The board held a public hearing regarding the pretreatment of industrial waste, and approved the preliminary creation of a regional housing trust fund. A regional housing trust fund aims to develop and preserve affordable housing through economic hardships and harsh political climates, and can draw funding from several different sources including the state. The board also approved Cornerstone Commissioning Inc. to provide commissioning services for the Justice Center Project.