Source. 1947, 175:1, par. 14-a. RSA 408:15. 1955, 79:1; 195:1; 300:1. 1959, 176:1, 2; 190:1, 2. 1963, 99:1; 314:1. 1965, 31:1; 254:1. 1967, 163:1. 1970, 37:8, 9. 1971, 446:1-6. 1973, 197:1; 509:1-4. 1975, 161:1. 1977, 78:1-5. 1981, 183:1. 2004, 187:10. 2009, 243:1-3, eff. July 1, 2009.