Sec. 21.077. UNIT OF MEASUREMENT. The unit of measurement in this subchapter has the following values, based on the International Meter established by the National Bureau of Standards: (1) one meter = 39.37 inches exactly; (2) one U.S. survey foot = 0.3048006096 meter; (3) one vara = 33-1/3 inches exactly; and (4) one international foot = 0.3048 meter exactly. Acts 1977, 65th Leg., p. 2359, ch. 871, art. I, Sec. 1, eff. Sept. 1, 1977. Amended by: Acts 2021, 87th Leg., R.S., Ch. 381 (S.B. 1072), Sec. 3, eff. September 1, 2021.