(a) Definitions. The following words and terms, when used in this section, shall have the following meanings.      
        (1) Actively monitored--supervised by an adult who can visibly review visitors prior to entrance, who can take immediate action to close and/or lock the door, and whose duties allow for sufficient attention to monitoring.       
        (2) Exterior secured area--an area fully enclosed by a fence and/or wall that:                  (A) if enclosed by a fence or wall, utilizes a fence or wall at least 6 feet high with design features that prevent it from being easily scalable, such as stone, wrought iron, chain link with slats or wind screen, or chain link topped with an anti-scaling device, or utilizes a fence or wall at least 8 feet high;                   (B) is well maintained; and                   (C) if gated, features locked gates with emergency egress hardware and has features to prevent opening from the exterior without a key or combination mechanism.         
        (3) Instructional facility--this term has the meaning assigned in Texas Education Code (TEC), §46.001, and includes any real property, an improvement to real property, or a necessary fixture of an improvement to real property that is used predominantly for teaching curriculum under TEC, §28.002. For purposes of this section, an instructional facility does not include real property, improvements to real property, or necessary fixtures of an improvement to real property that are part of a federal, state, or private correctional facility or facility of an institution of higher education, medical provider, or other provider of professional or social services over which a school system has no control.       
        (4) Modular, portable building--                  (A) an industrialized building as defined by Texas Occupations Code (TOC), §1202.002 and §1202.003;                   (B) any relocatable educational facility as defined by TOC, §1202.004, regardless of the location of construction of the facility; or                   (C) any other manufactured or site-built building that is capable of being relocated and is used as a school facility.         
        (5) Primary entrance--                  (A) the main entrance to an instructional facility that is closest to or directly connected to the reception area; or                   (B) any exterior door the school system intends to allow visitors to use to enter the facility during school hours either through policy or practice.         
        (6) School system--a public independent school district or public open-enrollment charter school.       
        (7) Secure vestibule--a secured space with two or more sets of doors and an office sign-in area where all but the exterior doors shall:                  (A) remain closed, latched, and locked;                   (B) comply with subsection (c)(3)(B) of this section; and                   (C) only open once the visitor has been visually verified.         
      (b) The provisions of this section apply to all school instructional facilities owned, operated, or leased by a school system, regardless of the date of construction or date of lease. The provisions of this section ensure that all school system instructional facilities have access points that are:      
        (1) secured by design;       
        (2) maintained to operate as intended; and       
        (3) appropriately monitored.       
      (c) A school system shall implement the following safety and security standards compliance requirements to all school instructional facilities owned, operated, or leased by the school system.      
        (1) All instructional facilities campus-wide, including modular, portable buildings, must include the addition of graphically represented alpha-numerical characters on both the interior and exterior of each exterior door location. The characters may be installed on the door, or on at least one door at locations where more than one door leads from the exterior to the same room inside the facility, or on the wall immediately adjacent to or above the door location. Characters shall comply with the International Fire Code, §505. The primary entrance of an instructional facility shall always be the first in the entire sequence and is the only door location that does not require numbering. The numbering sequence shall be clockwise and may be sequenced for the entire campus or for each facility individually. The door-numbering process must comply with any and all accessibility requirements related to signage.       
        (2) Unless a secure vestibule is present, a primary entrance shall:                  (A) meet all standards for exterior doors;                   (B) include a means to allow an individual located within the building to visually identify an individual seeking to enter the primary entrance when the entrance is closed and locked, including, but not limited to, windows, camera systems, and/or intercoms;                   (C) feature a physical barrier that prevents unassisted access to the facility by a visitor; and                   (D) feature a location for a visitor check-in and check-out process.         
        (3) All exterior doors shall:                  (A) be, by default, set to a closed, latched, and locked status, except that:                      (i) a door may be unlocked if it is actively monitored or within an exterior secured area; and                       (ii) for the purposes of ventilation, a school system may designate in writing as part of its multi-hazard emergency operations plan under TEC, §37.108, specific exterior doors that are allowed to remain open for specified periods of time if explicitly authorized by the school safety and security committee established by TEC, §37.109, when a quorum of members are present, and only if it is actively monitored or within an exterior secured area;                     (B) be constructed, both for the door and door frame and their components, of materials and in a manner that make them resistant to entry by intruders. Unless inside an exterior secured area, doors constructed of glass or containing glass shall be constructed or modified such that the glass cannot be easily broken and allow an intruder to open or otherwise enter through the door (for example, using forced entry-resistant film);                   (C) include:                      (i) a mechanism that fully closes and engages locking hardware automatically after entry or egress without manual intervention, regardless of air pressure within or outside of the facility; and                       (ii) a mechanism that allows the door to be opened from the inside when locked to allow for emergency egress while remaining locked; and                     (D) if keyed for re-entry, be capable of being unlocked with a single (or a small set of) master key(s), whether physical key, punch code, or key-fob or similar electronic device.         
        (4) Except when inside an exterior secured area, classrooms with exterior entry doors shall include a means to allow an individual located in the classroom to visually identify an individual seeking to enter the classroom when the door is closed and locked, including, but not limited to, windows, camera systems, and/or intercoms.       
        (5) Except when inside an exterior secured area, all windows that are adjacent to an exterior door and that are of a size and position that, if broken, would easily permit an individual to reach in and open the door from the inside shall be constructed or modified such that the glass cannot be easily broken.       
        (6) Except when inside an exterior secured area, all ground-level windows near exterior doors that are of a size and position that permits entry from the exterior if broken shall be constructed or modified such that the glass cannot be easily broken and allow an intruder to enter through the window frame (for example, using forced entry-resistant film).       
        (7) If designed to be opened, all ground-level windows shall have functional locking mechanisms that allow for the windows to be locked from the inside and, if large enough for an individual to enter when opened or if adjacent to a door, be closed and locked when staff are not present.       
        (8) Roof access doors should default to a locked, latched, and closed position when not actively in use and be lockable from the interior.       
        (9) All facilities must:                  (A) include one or more distinctive, exterior secure master key box(es) designed to permit emergency access to both law enforcement agencies and emergency responder agencies from the exterior (for example, a Knox box) at a location designated by the local authorities with applicable jurisdiction; or                   (B) provide all local law enforcement electronic or physical master key access to the building(s).         
        (10) A communications infrastructure shall be implemented that must:                  (A) ensure equipment is in place such that law enforcement and emergency responder two-way radios can function within most portions of the building(s); and                   (B) include a panic alert button, duress, or equivalent alarm system, via standalone hardware, software, or integrated into other telecommunications devices or online applications, that includes the following functionality.                      (i) An alert must be capable of being triggered by campus staff, including temporary or substitute staff, from an integrated or enabled device.                       (ii) An alert must be triggered automatically in the event a district employee makes a 9-1-1 call using the hardware or integrated telecommunications devices described in this subparagraph from any location within the school system.                       (iii) With any alert generated, the location of where the alert originated shall be included.                       (iv) The alert must notify a set of designated school administrators as needed to provide confirmation of response, and, if confirmed, notice must be issued to the 9-1-1 center of an emergency situation requiring a law enforcement and/or emergency response and must include the location of where the alert originated. A notice can simultaneously be issued to all school staff of the need to follow appropriate emergency procedures.                       (v) For any exterior doors that feature electronic locking mechanisms that allow for remote locking, the alert system will trigger those doors to automatically lock.           
        (11) In implementing the requirements of this section, school systems shall comply with state and federal Kari's Laws and federal RAY BAUM's Act and corresponding rules and regulations pertaining to 9-1-1 service for school telephone systems, including a multi-line telephone system.       
      (d) Certain operating requirements. A school system shall implement the following.      
        (1) Access control. The board of trustees or the governing board shall adopt a policy requiring the following continued auditing of building access:                  (A) conduct at least weekly inspections during school hours of all exterior doors of all instructional facilities to certify that all doors are, by default, set to a closed, latched, and locked status and cannot be opened from the outside without a key as required in subsection (c)(3)(A) of this section;                   (B) report the findings of weekly inspections required by subparagraph (A) of this paragraph to the school system's safety and security committee as required by TEC, §37.109, and ensure the results are kept for review as part of the safety and security audit as required by TEC, §37.108;                   (C) report the findings of weekly inspections required by subparagraph (A) of this paragraph to the principal or leader of the instructional facility to ensure awareness of any deficiencies identified and who must take action to reduce the likelihood of similar deficiencies in the future; and                   (D) include a provision in the school system's applicable policy stating that nothing in a school system's access control procedures will be interpreted as discouraging parents, once properly verified as authorized campus visitors, from visiting campuses they are authorized to visit.         
        (2) Exterior and interior door numbering site plan.                  (A) A school system must develop and maintain an accurate site layout and exterior and interior door designation document for each instructional facility school system-wide that identifies all exterior and interior doors in the instructional facility and depicts all exterior doors on a floor plan with an alpha-numeric designation, in accordance with the door numbering specifications established in subsection (c)(1) of this section.                   (B) Copies of exterior and interior door numbering site plans shall be readily available in each campus main office.                   (C) Electronic copies of exterior and interior door numbering site plans shall be supplied to the local 9-1-1 administrative entity so that the site plans can be made available to emergency responders by 9-1-1 dispatchers.                   (D) The site layout and exterior and interior door designation document should be oriented in a manner that depicts true north.         
        (3) Maintenance.                  (A) A school system shall perform at least twice-yearly maintenance checks to ensure the facility components required in subsection (c) of this section function as required. At a minimum, maintenance checks shall ensure the following:                      (i) instructional facility exterior doors function properly, including meeting the requirements in subsection (c)(3)(A) and (C) of this section;                       (ii) the locking mechanism for any ground-level windows that can be opened function properly;                      Cont'd...