Chase was expelled from the Forensic Club, an Annapolis debating society, for "extremely irregular and indecent" behavior.
In 1764, Chase was elected to the Maryland General Assembly where he served for twenty years.
He co-founded Anne Arundel County's Sons of Liberty chapter with his close friend William Paca as well as leading opposition to the 1765 Stamp Act.
In 1786, Chase moved to Baltimore, which remained his home for the rest of his life. In 1788, he was appointed Chief justice of the District Criminal Court in Baltimore and served until 1796. In 1791, he became Chief Justice of the Maryland General Court, again serving until 1796.
On January 26, 1796, President George Washington appointed Chase as an associate justice of the Supreme Court of the United States. Chase served on the Court until his death on June 19, 1811.