Regulations of Connecticut State Agencies
Any boiler having been inspected and declared unsafe by an inspector shall be stamped by the inspector with an arrowhead stamp having an overall length of one-half inch and width of three-eighths inch on either side of the letters "XX" and the letters "CONN," as shown by the following facsimile, which will designate a condemned boiler:

Any person, firm, partnership or corporation using or offering for sale a condemned boiler for operation within this state shall be subject to the penalties provided for in section 29-243 of the general statutes.
(Effective August 25, 1987)