Source. RSA 261:3-a. 1955, 294:1. 1957, 25:1. 1963, 271:1. 1967, 376:2. 1981, 146:1. 1999, 290:2. 2011, 79:1, eff. July 15, 2011. 2014, 35:1, eff. July 26, 2014.