6 Va. Admin. Code § 15-81-560
The secure perimeter of the facility shall be composed of a complete and continuous security envelope consisting of walls, roofs, ceiling, floors, doors, door locks, and other hardware, windows and glazing constructed in accordance with the security perimeter requirements of this chapter. The secure perimeter shall be clearly indicated on the plans.
§§ 53.1-5, 53.1-80, and 53.1-82 of the Code of Virginia.
Derived from Virginia Register Volume 34, Issue 12, eff. March 8, 2018.