1. Short title This Act may be cited as the Supreme Court Term Limits and Regular Appointments Act of 2023 . 2. Supreme Court term limits (a) In general Chapter 1 of title 28, United States Code, is amended by adding at the end the following: 7. Term limits The President shall, during the first and third years after a year in which there is a Presidential election, nominate, and by and with the advice and consent of the Senate, appoint one Justice of the Supreme Court. 8. Senior Justices (a) In general Except as provided in subsection (c), the panel of justices exercising Judicial power in Cases and Controversies shall comprise the nine most junior Justices. (b) Deemed retired After a Justice has served 18 years, that Justice shall be deemed a Justice retired from regular active service under section 371(b). (c) Exception No Justice appointed before the date of enactment of this Act shall be counted toward the panel of nine Justices described in subsection (a), nor shall they be required to retire from regular active service under subsection (b). 9. Waiver of advice and consent authority If the Senate does not exercise its advice and consent authority with respect to a President’s nominee to the Supreme Court within 120 days after the nomination, the Senate shall be deemed to have waived its advice and consent authority with respect to such nominee, and the nominee shall be seated as a Justice of the Supreme Court. . (b) Clerical amendment The table of sections for chapter 1 of title 28, United States Code, is amended by adding at the end the following: 7. Term limits. 8. Senior Justices. 9. Waiver of advice and consent authority. . 3. Senior Justices Section 294 of title 28, United States Code, is amended— (1) by amending subsection (a) to read as follows: (a) Any Chief Justice of the United States or Associate Justice of the Supreme Court who has retired from regular active service under section 371(b) of this title shall be known and designated as a Senior Justice and may continue to perform such judicial