On July 14, 2022, President [[Joe Biden]] nominated Garcia to serve as a [[United States federal judge|United States district judge]] of the [[United States District Court for the District of New Mexico]]. President Biden nominated Garcia to the seat vacated by Judge [[Judith C. Herrera]], who assumed [[senior status]] on July 1, 2019.{{Cite web|date=July 14, 2022|title=PN2382 – Nomination of Matthew L. Garcia for The Judiciary, 117th Congress (2021-2022)|url=http://www.congress.gov/|access-date=July 15, 2022|website=www.congress.gov}} On October 12, 2022, a hearing on his nomination was held before the [[United States Senate Committee on the Judiciary|Senate Judiciary Committee]].{{Cite web|title=Nominations|date=October 9, 2022|publisher=[[United States Senate Committee on the Judiciary]]|location=Washington, D.C.|url=https://www.judiciary.senate.gov/meetings/10/12/2022/nominations}} On December 1, 2022, his nomination was reported out of committee by a 12–10 vote.{{cite web|url=https://www.judiciary.senate.gov/imo/media/doc/EBM%20Results%20-%202022-12-011.pdf|title=Results of Executive Business Meeting – December 1, 2022|publisher=United States Senate Committee on the Judiciary|accessdate=December 1, 2022}} On January 3, 2023, his nomination was returned to the President under [[Standing Rules of the United States Senate, Rule XXXI|Rule XXXI, Paragraph 6]] of the [[United States Senate]]; he was renominated later the same day.{{Cite press release|title=Nominations Sent to the Senate|date=January 3, 2023|publisher=The White House|location=Washington, D.C.|url=https://bidenwhitehouse.archives.gov/briefing-room/statements-releases/2023/01/03/nominations-sent-to-the-senate-91/}} On February 2, 2023, his nomination was reported out of committee by an 11–9 vote.{{cite web|url=https://www.judiciary.senate.gov/imo/media/doc/EBM%20Results%20-%202023-02-021.pdf|title=Results of Executive Business Meeting – February 2, 2023|publisher=United States Senate Committee on the Judiciary|accessdate=February 2, 2023}} On February 14, 2023, the Senate invoked cloture on his nomination by a 54–45 vote.{{Cite web|date=February 14, 2023|title=On the Cloture Motion (Motion to Invoke Cloture: Matthew L. Garcia to be U.S. District Judge for the District of New Mexico)|url=https://www.senate.gov/legislative/LIS/roll_call_votes/vote1181/vote_118_1_00014.htm|access-date=February 14, 2023|website=United States Senate}} That same day, his nomination was confirmed by a 53–46 vote.{{Cite web|date=February 14, 2023|title=On the Nomination (Confirmation: Matthew L. Garcia, of New Mexico, to be U.S. District Judge for the District of New Mexico)|url=https://www.senate.gov/legislative/LIS/roll_call_votes/vote1181/vote_118_1_00015.htm|access-date=February 14, 2023|website=United States Senate}} He received his judicial commission on February 21, 2023.{{FJC Bio|nid=13261776|inline=yes}} He was sworn in on February 23, 2023.{{Cite web|date=February 23, 2023|title=Nomination of Matthew Garcia to Fill U.S. District Court Judicial Vacancy in the District of New Mexico Confirmed by the Senate|url=https://www.nmd.uscourts.gov/news/nomination-matthew-garcia-fill-us-district-court-judicial-vacancy-district-new-mexico-confirmed|website=nmd.uscourts.gov|access-date=May 27, 2023}}
On July 14, 2022, President [[Joe Biden]] nominated Garcia to serve as a [[United States federal judge|United States district judge]] of the [[United States District Court for the District of New Mexico]]. President Biden nominated Garcia to the seat vacated by Judge [[Judith C. Herrera]], who assumed [[senior status]] on July 1, 2019.{{Cite web|date=July 14, 2022|title=PN2382 – Nomination of Matthew L. Garcia for The Judiciary, 117th Congress (2021-2022)|url=://www.congress.gov/|access-date=July 15, 2022|website=www.congress.gov}} On October 12, 2022, a hearing on his nomination was held before the [[United States Senate Committee on the Judiciary|Senate Judiciary Committee]].{{Cite web|title=Nominations|date=October 9, 2022|publisher=[[United States Senate Committee on the Judiciary]]|location=Washington, D.C.|url=https://www.judiciary.senate.gov/meetings/10/12/2022/nominations}} On December 1, 2022, his nomination was reported out of committee by a 12–10 vote.{{cite web|url=https://www.judiciary.senate.gov/imo/media/doc/EBM%20Results%20-%202022-12-011.pdf|title=Results of Executive Business Meeting – December 1, 2022|publisher=United States Senate Committee on the Judiciary|accessdate=December 1, 2022}} On January 3, 2023, his nomination was returned to the President under [[Standing Rules of the United States Senate, Rule XXXI|Rule XXXI, Paragraph 6]] of the [[United States Senate]]; he was renominated later the same day.{{Cite press release|title=Nominations Sent to the Senate|date=January 3, 2023|publisher=The White House|location=Washington, D.C.|url=https://bidenwhitehouse.archives.gov/briefing-room/statements-releases/2023/01/03/nominations-sent-to-the-senate-91/}} On February 2, 2023, his nomination was reported out of committee by an 11–9 vote.{{cite web|url=https://www.judiciary.senate.gov/imo/media/doc/EBM%20Results%20-%202023-02-021.pdf|title=Results of Executive Business Meeting – February 2, 2023|publisher=United States Senate Committee on the Judiciary|accessdate=February 2, 2023}} On February 14, 2023, the Senate invoked cloture on his nomination by a 54–45 vote.{{Cite web|date=February 14, 2023|title=On the Cloture Motion (Motion to Invoke Cloture: Matthew L. Garcia to be U.S. District Judge for the District of New Mexico)|url=https://www.senate.gov/legislative/LIS/roll_call_votes/vote1181/vote_118_1_00014.htm|access-date=February 14, 2023|website=United States Senate}} That same day, his nomination was confirmed by a 53–46 vote.{{Cite web|date=February 14, 2023|title=On the Nomination (Confirmation: Matthew L. Garcia, of New Mexico, to be U.S. District Judge for the District of New Mexico)|url=https://www.senate.gov/legislative/LIS/roll_call_votes/vote1181/vote_118_1_00015.htm|access-date=February 14, 2023|website=United States Senate}} He received his judicial commission on February 21, 2023.{{FJC Bio|nid=13261776|inline=yes}} He was sworn in on February 23, 2023.{{Cite web|date=February 23, 2023|title=Nomination of Matthew Garcia to Fill U.S. District Court Judicial Vacancy in the District of New Mexico Confirmed by the Senate|url=https://www.nmd.uscourts.gov/news/nomination-matthew-garcia-fill-us-district-court-judicial-vacancy-district-new-mexico-confirmed|website=nmd.uscourts.gov|access-date=May 27, 2023}}


