Section 952.4 - Office business hours; electronic filing(a) The offices of the officials identified in these rules are located at 2101 Wilson Boulevard, Suite 600, Arlington, VA 22201-3078. Normal business hours are between 8:45 a.m. and 4:45 p.m. (Eastern Time), Monday through Friday except holidays. 81 FR 40192 , June 21, 2016, as amended at 89 FR 61020 , July 30, 2024 81 FR 40192 , 7/21/2016; as amended at 89 FR 61020 , 7/30/2024