TX HB1431

Prohibits the sale or offering for sale of cell-cultured protein (lab-grown meat derived from harvesting animal cells and artificially replicating them in a growth medium) for human consumption in Texas

Classifies any food containing cell-cultured protein, in whole or in part, as adulterated under state health and safety law

Requires labeling of cell-cultured protein products with terms such as "cell-cultured," "lab-grown," or similar disclaimers in prominent type equal to or greater than surrounding text, placed in close proximity to the product name

Explicitly excludes cell-cultured protein from statutory definitions of meat, poultry, fish, eggs, and related products

The prohibition and adulteration provisions are temporary, expiring September 1, 2027, with the law taking effect September 1, 2025