The building official shall make all of the required inspections, or the building official shall have the authority to accept reports of inspection by approved agencies or individuals. Reports of such inspections shall be in writing and shall be certified by a responsible officer of such approved agency or by the responsible individual. The building official is authorized to engage such expert opinion as deemed necessary to report upon unusual technical issues that arise, subject to the approval of the appointing authority. If requested by the permit holder the building official must provide written documentation of the code section(s) found to be in violation.
780 CMR, ch. 51, ch. 1, pt. 2, 104, R104.4