; (ii) if applicable, the digital object identifier of the open Government data; (iii) a detailed description of the reasons for the removal; and (iv) a detailed description of efforts to make the open Government data permanently publicly available; and (C) the open Government data is available for download on the worldwide public domain for a period of not less than 6 months before the date on which the agency removes the open Government data from public availability. (2) Other provisions of law Subsection (a) shall not apply in the case of open Government data that is required to be removed from public availability or altered under another provision of law. . (b) Technical and conforming amendment The table of sections for subchapter I of chapter 35 of title 44, United States Code, is amended by inserting after the item relating to section 3521 the following: 3522. Requirement to preserve Government data. .