; or (2) one or more Executive orders relating to the emergency published in the Federal Register and transmitted to Congress. (c) Prohibition on subsequent actions if emergencies not approved (1) Subsequent declarations If a joint resolution of approval is not enacted under section 203 with respect to a national emergency before the expiration of the 30-day period described in section 202(a), or with respect to a national emergency proposed to be renewed under section 202(b), the President may not, during the remainder of the term of office of that President, declare a subsequent national emergency under subsection (a) with respect to the same circumstances. (2) Exercise of authorities If a joint resolution of approval is not enacted under section 203 with respect to a power or authority specified by the President in a proclamation under subsection (a) or an Executive order under subsection (b)(2) with respect to a national emergency, the President may not, during the remainder of the term of office of that President, exercise that power or authority with respect to that emergency. (d) Effect of future laws No law enacted after the date of the enactment of this Act shall supersede this title unless it does so in specific terms, referring to this title, and declaring that the new law supersedes the provisions of this title. 202. Effective periods of national emergencies (a) Temporary effective periods (1) In general A declaration of a national emergency shall remain in effect for 30 days from the issuance of the proclamation under section 201(a) (not counting the day on which the proclamation was issued) and shall terminate when that 30-day period expires unless there is enacted into law a joint resolution of approval under section 203 with respect to the proclamation. (2) Exercise of powers and authorities Any emergency power or authority made available under a provision of law specified pursuant to section 201(b) may be exercised pursuant to a declaration of a national emergency for 30 days from the issuance of