Art. 6143bb. State Flower Song Resolved by the House of Representatives, the Senate concurring, That it adopt the Bluebonnet song as the State Flower Song. Acts 1933, 43rd Leg., p. 930, H.C.R. No. 24.
5.54.310 Unlawful activities designated. All auctioneers are forbidden to conduct their sales in such manner as to cause people to gather in crowds on the sidewalks so as to obstruct the same; nor shall they use immoral or indecent language in crying their sales, or make or cause to be made noisy acclamations such as…
In Leuven, Article 424 doesn’t literally provide that playing off-key, but it does state that a musical performance must not give rise to “a disturbance of the public order or peace”. However, local authorities have interpreted this provision to prohibit playing off-key.