[2] Born in Baltimore, Maryland, Fisher served in the United States Navy Reserve in World War I.
He was a special assistant to the Attorney General in the Tax Division of the United States Department of Justice from 1928 to 1930, and was again in private practice in Baltimore from 1931 to 1943.
[3] In World War II, he served in the United States Army and achieved the rank of lieutenant colonel.
[3] After the war, he was a member of the Internal Revenue Service Excess Profits Tax Council from 1946 to 1947, after which he returned to private practice in Baltimore until 1954.
In addition to his professional activities, Fisher was a lecturer at the University of Baltimore on Federal Taxation from 1941 to 1943 and from 1946 to 1953, and on Maryland Pleading from 1949 to 1953.