- 5 - of deficiency dated October 28, 1998, had been returned to respondent undelivered. No appearance was made by or on behalf of petitioner at the hearing. Discussion The Tax Court is a court of limited jurisdiction, and we may exercise our jurisdiction only to the extent authorized by Congress. See Naftel v. Commissioner, 85 T.C. 527, 529 (1985). The Court's jurisdiction to redetermine a deficiency depends upon the issuance of a valid notice of deficiency and a timely filed petition. See Rule 13(a), (c); Monge v. Commissioner, 93 T.C. 22, 27 (1989); Normac, Inc. v. Commissioner, 90 T.C. 142, 147 (1988). Section 6212(a) expressly authorizes the Commissioner, after determining a deficiency, to send a notice of deficiency to the taxpayer by certified or registered mail. It is sufficient for jurisdictional purposes if the Commissioner mails the notice of deficiency to the taxpayer's "last known address". Sec. 6212(b)(1); Frieling v. Commissioner, 81 T.C. 42, 52 (1983). The taxpayer, in turn, has 90 days (or 150 days if the notice is addressed to a person outside of the United States) from the date the notice of deficiency is mailed to file a petition in this Court for a redetermination of the deficiency. See sec. 6213(a). The record in this case shows that respondent mailed a notice of deficiency to petitioner for the 1996 taxable year on October 28, 1998. However, the petition in this case was notPage: Previous 1 2 3 4 5 6 7 8 Next
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