(a) In this section, “patriotic society” means a youth membership organization listed in Title 36 of the United States Code with an educational purpose that promotes patriotism and civic involvement.
(b) At the beginning of each school year, the board of trustees of an independent school district shall adopt a policy to allow the principal of a public school campus to provide representatives of a patriotic society with the opportunity to speak to students during regular school hours about membership in the society and the ways in which membership may promote a student’s educational interest and level of civic involvement, leading to the student’s increased potential for self-improvement and ability to contribute to improving the student’s school and community.

(c) The board policy shall give a principal complete discretion over the specific date and time of the opportunity required to be provided under this section, except that the policy shall allow the principal to limit:
(1) the opportunity provided to a patriotic society to a single school day; and
(2) any presentation made to students as a result of the opportunity to 10 minutes in length.