Katzenberg v. Comptroller of Treasury

The appellants here challenge the validity of certain portions of Chapter 142 of the Laws of 1967, Maryland Code (1957, 1969 Repl. Vol.) Art. 81, §§ 279-283, 287-289, 323-323A (the Act), which substantially revised Maryland's income tax law. While the Act became effective 1 July 1967, it was, by its terms, applicable to income received after 31 December 1966.