(a) The department shall issue specialty license plates for:
(1) a person wounded in the line of duty as a peace officer; or
(2) a surviving spouse, parent, brother, sister, or adult child, including an adopted child or stepchild, of a person killed in the line of duty as a peace officer.
(b) License plates issued under this section must include the words "To Protect and Serve" above an insignia depicting a yellow rose superimposed over the outline of a badge.
(c) The fee for issuance of the license plates is $20.
(d) In this section, "peace officer" has the meaning assigned by Section 1.07, Penal Code.