432 CODIFICATION OF INTERNAL REVENUE LAWS SEC. 3527. TERMINATION OF TAX. This chapter shall cease to be in effect, except as provided in section 13 of the Revised Statutes (U. S. C. Title I, § 29), and any agencies and offices established thereunder shall cease to exist on and after April 26, 1941. SEC. 3528. EFFECTIVE DATE OF CHAPTER. This chapter shall take effect on the first day of that calendar month occurring next after the enactment of this title.