He led the team that wrote a Model Anti-Discrimination Act, and he testified before the Senate Judiciary Committee in favor of the Equal Rights Amendment.
In 1971, he was appointed Associate Justice of the Massachusetts Supreme Judicial Court by Governor Francis W. Sargent and served in that capacity until the time of his death.
Justice Braucher's first opinion, published on March 5, 1971, concerned an action in contract involving the applicability of the Uniform Commercial Code and the rights of a judgment creditor.
665 (1956). and holding that the nonsigner provision of the Fair Trade Law was an unconstitutional delegation of legislative power to private parties; and Green v. Commissioner of Corps.
314 (1976). a purported class action concerning mortgagors' asserted rights to savings banks' earnings on real estate tax payments; and Secretary of the Commonwealth v. City Clerk of Lowell, ref>373 Mass.
605, 613-614 (1975). referring to "a legal tradition, established by men" and in effect urging a "rape shield" rule as part of the common law, he wrote forcefully against the use of reputation evidence to impeach the testimony of female victims of sex crimes.
When Braucher joined the Supreme Judicial Court in 1971, he was succeeded on the Contracts project by Professor E. Allan Farnsworth of Columbia Law School.