Texas Statutes
Chapter 2004 - Intrastate Manufacture of Certain Incandescent Light Bulbs
Section 2004.004. Marketing of Light Bulbs

Sec. 2004.004. MARKETING OF LIGHT BULBS. An incandescent light bulb manufactured and sold in this state must have the words "Made in Texas" clearly stamped on it.
Added by Acts 2011, 82nd Leg., R.S., Ch. 533 (H.B. 2510), Sec. 2, eff. January 1, 2012.