verify a 21J COC here:
Please feel free to contact us for more information:
UST Inspection Services Inc.
781-383-UST3 (8783)
AG@USTinspection.com
Mass Dept Of Revenue, 21J Certificate of Complianceโ
5 Allen StreetโNewburyport, MA 01950โ781-383-UST3 (8783)
As a Commonwealth of Massachusetts, Registered Professional Engineering (P.E.) Corporation, UST Inspection Services is uniquely qualified to certify Certificate of Compliance applications in accordance with 503 CMR ยง 2.07(2)(c) and (d).