63 STAT.] 81sT CONG., 1 ST SESS.-CHS. 42 , 43-MAR. 30 , 31, 1949 of February 11, 1893 (49 U. S . C. 46), shall apply with respect to any individual who specifically claims such privilege. '(g) The Housing Expediter shall not publish or disclose any information obtained under this Act that such Housing Expediter deems confidential or with reference to which a request for confidential treatment is made by the person furnishing such information unless he determines that the withholding thereof is contrary to the public interest. "(h) It shall be unlawful for any person to remove or attempt to remove from any controlled housing accommodations the tenant or occupant thereof or to refuse to renew the lease or agreement for the use of such accommodations, because such tenant or occupant has taken, or proposes to take, action authorized or required by this Act or any regulation, order, or requirement thereunder." SEC. 206. Section 209 of the Housing and Rent Act of 1947, as amended, is amended to read as follows: "SEC. 209. Whenever in the judgment of the Housing Expediter such action is necessary or proper in order to effectuate the purposes of this Act, he may, by regulation or order, regulate or prohibit specu- lative or manipulative practices or renting or leasing practices (including practices relating to recovery of the possession) in connec- tion with any controlled housing accommodations, which in his judg- ment are equivalent to or are likely to result in rent increases inconsistent with the purposes of this Act." TITLE III-MISCELLANEOUS SEC. 301. Nothing in this Act or in the Housing and Rent Act of 1947, as amended, shall be construed to require any person to offer any housing accommodations for rent. SEC. 302. Section 303 of the Housing and Rent Act of 1948 is hereby repealed. SEC. 303 . If any provision of this Act or the application of such provision to any person or circumstances shall be held invalid, the validity of the remainder of the Act, and the applicability of such provision to other persons or circumstances, shall not be affected thereby. SEC. 304. Section 603 (a) of the National Housing Act, as amended, is hereby amended by striking out "March 31, 1949" in each place it appears therein and inserting in lieu thereof "June 30, 1949". SEC. 305. This Act shall become effective on the first day of the first calendar month following the month in which it is enacted. Approved March 30, 1949. [CHAPTER 43] AN ACT To authorize the Board of Commissioners of the District of Columbia to establish daylight-saving time in the District. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the Board of Commissioners of the District of Columbia is authorized to advance the standard time applicable to the District one hour for the period commencing not earlier than the last Sunday of April 1949 and end- ing not later than the last Sunday of September 1949. Any such time established by the Commissioners under the authority of this Act shall, during the period of the year for which it is applicable, be the standard time for the District of Columbia. Approved March 31, 1949. 29 27 Stat. 443. Disclosure of in- formation. Eviction of tenant. 61 Stat. 200. 50 U. S. C., Supp. II, app. § 1899. 61 Stat. 193. 50 U. S. C., Supp. II, app. §§ 1881-1884, 1891-1902. 62 Stat. 100. 50U.S.C., Supp. II, app. § 1904. Separability of pro- visions. 55 Stat. 56; 62 Stat. 101. 12 U. S. C., Supp. II, 1738 (a). Post, pp. 421, 681, 905. Effective date. March 31, 1949 [S. 135] [Public Law 32] Daylight saving time, D. C.