The owner or operator of new oil burning equipment having a rated heat capacity greater than 250 million British Thermal Units per hour (higher heating value) per unit shall not permit, cause, suffer or allow particulate matter emissions to the atmosphere in excess of 0.03 pounds per million British Thermal Units of heat input (higher heating value) or visible emissions in excess of an opacity of twenty percent (20%) except as provided in 20.2.18.111 NMAC
N.M. Admin. Code § 20.2.18.109