Texas Parks and Wildlife Code - PARKS & WILD § 78.004. Export Fee

The commission may charge a fee of three cents a pound or an amount set by the commission, whichever amount is more, for mussels or clams or mussel or clam shells that are harvested from the public water of the state for export. Funds collected from shell export fees may be used only for research and mitigation and management activities associated with mussels and clams.