Pub. L. 90-450, tit. II, sec. 204

Sec. 204. (a) The amendment of any provision of the District of Columbia Income and Franchise Tax Act of 1947 shall not affect any act done or any right accruing or accrued, or any suit or proceeding had or commenced in any civil cause before such amendment; but all rights and liabilities under such Act shall continue, and may be enforced in the same manner and to the same extent, as if such amendment had not been made. (b) All offenses committed, and all penalties incurred, under any provision of law hereby amended, may be prosecuted and punished in the same manner and with the same effect as if this title had not been enacted.