A boiler or pressure vessel repairer shall use in all communications only the organization name or tradestyle exactly as it appears on the organization's license issued by OSFM (e.g., ABC Boiler Repairer cannot use a name such as ABC Heating and Cooling Company).
Ill. Admin. Code tit. 41, § 121.40
Amended at 35 Ill. Reg. 9050, effective July 1, 2011