ACHR NEWS interviewed Dennis Knight, PE, FASHRAE, member of ASHRAE's Epidemic Task Force, and principal/engineer at Whole Building Systems in Charleston, SC, about how contractors can help commercial building owners make sure their HVAC systems are operating safely and efficiently after COVID-19 restrictions are lifted and occupants start returning to work. Knight outlines minimum requirements for inspection of HVAC, and refers readers to ASHRAE Standard 180-2018, Standard Practice for the Inspection and Maintenance of Commercial Building HVAC Systems.