Texas Local Government Code - LOC GOV'T § 9.008. Registration of Charter or Amendment; Effect

(a) The secretary or other officer of a municipality performing functions similar to those of a secretary shall record in the secretary's or other officer's office a charter or charter amendment adopted by the voters of the municipality. If a charter or amendment is not recorded on microfilm, as may be permitted under another law, it shall be recorded in a book kept for that purpose.

(b) Recorded charters or amendments are public acts. Courts shall take judicial notice of them, and no proof is required of their provisions.