Edwin A. Plitt, 85, a retired Foreign Service officer, died Sunday in Washington.

His last assignment before retiring in 1958 was deputy inspector general of the Foreign Service here.

Born in Baltimore, Mr. Plitt served with the Army in France in World War I. He was appointed to the Foreign Service after the war and assigned to the American Embassy in Sofia, Bulgaria. He then held posts in Constantinople and Athens.

Mr. Plitt was on duty in Paris from 1933 until 1941, and during the first year of the German occupation was in charge of the U.S. Embasy in that city.

From 1941 until 1945, he was chief of the special war problems division at the State Department here.

He then was appointed to the Joint State and War Department Mission to Liberated Prisoner fo War and Concentration Camps in Europe.

From that assignment, Mr. Plitt went to Bern, Switzerland, as consul. In 1947, he was diplomatic agent and consul general, with the personal rank fo minister, in Tangier.

In 1950, as a career minister, he was president of the International Comission of Control of the International Zone of Tanier.

After two years at the State Department here, Mr. Plitt was sent in 1953 to Bonn, Germany, as a member of the Interim Parole and Clemency Board.

He was a member of the Diplomatic and Consular Officers Retired (Dacor).

He is survived by his wife, Jeanne Reboulet Plitt, of the home in Washington; a son, James R., of Massachusetts, and four grandchildren.