Ifair levels of carbonmonoxide or nitrogen dioxide exceed the notification air levels of 105 CMR 675.008(B), the operator shall, in addition to taking all actions required by 105 CMR 675.009, notify the local fire department within one hour, and notify the local board of health and the Bureau within 24 hours, of the reading which indicated that one or both of those air levels were exceeded.
105 CMR, § 675.010