Where is the registered office of dtr medical? Registered office: 17 Clarion Court, Enterprise Park, Swansea, SA6 8RF. VAT No. 800410205. DTR Medical is a registered trademark of DTR Medical Ltd.How do i contact the tennessee department of revenue? Email: [email protected] Phone: (615) 440-8740: Penalty Waivers: Email: [email protected] Phone: (615) 837-5363: Refunds (615) 741-0443: Audit Division. Inheritance, estate and gift taxes; Motor fuels taxes; Main line: (615) 741-8499 Inheritance, estate and gift taxes: (615) 532-6438 Motor fuels taxes: (615) 532-6124How do i file a complaint with dte energy? Please fill out the form below to file a complaint with DTE Energy. First Name Please enter your first name. Last Name Please enter your last name. Service Address Please enter your service address. City or Township Please enter a city or township.