All parties using pipe must have clearly stamped at each end of each joint the name or abbreviation of the name of the company using the pipe.
15A N.C. Admin. Code 05C .0116
Eff. February 1, 1976;
Readopted Eff. August 1, 1982.
Eff. 2/1/1976;
Readopted Eff. 8/1/1982.