The citizens shall have the right, in their own peaceable manner, to assemble together for their common good, and apply to those invested with the power of government for redress of grievances or other purposes, by petition, address or remonstrance.
Tex. Const. art. 1, § 27, under Bill of Rights.
Tex. Const. art. 1, § 27
RIGHT OF ASSEMBLY; PETITION FOR REDRESS OF GRIEVANCES
The citizens shall have the right, in their own peaceable manner, to assemble together for their common good, and apply to those invested with the power of government for redress of grievances or other purposes, by petition, address or remonstrance.