In this subchapter:
(1) "Division" means the Texas Division of Emergency Management.
(2) "Fund" means the critical infrastructure emergency response map fund created under Section 424.155.
(3) "Grant program" means the critical infrastructure emergency response map grant program established under Section 424.154.
(4) "Public safety agency" and "public safety answering point" have the meanings assigned by Section 771.001, Health and Safety Code.