; and (2) up to $10,000,000 shall remain available until September 30, 2020: Provided further , That of the amount appropriated under this heading, not less than $1,000,000 shall be used to support and augment new and ongoing investigations into the illicit trade of synthetic opioids, particularly fentanyl and its analogues, originating from the People's Republic of China: Provided further , That not later than 180 days after the date of the enactment of this Act, the Secretary of the Treasury, in coordination with the Administrator of the Drug Enforcement Administration and the heads of other Federal agencies, as appropriate, shall submit a comprehensive report (which shall be submitted in unclassified form, but may include a classified annex) summarizing efforts by actors in the People's Republic of China to subvert United States laws and to supply illicit synthetic opioids to persons in the United States, including up-to-date estimates of the scale of illicit synthetic opioids flows from the People's Republic of China, to the Committee on Appropriations, the Committee on Homeland Security, and the Committee on Financial Services of the House of Representatives and the Committee on Appropriations, the Committee on Homeland Security and Governmental Affairs, and the Committee on Banking, Housing, and Urban Affairs of the Senate. Cybersecurity enhancement account For salaries and expenses for enhanced cybersecurity for systems operated by the Department of the Treasury, $25,208,000, to remain available until September 30, 2021: Provided , That such funds shall supplement and not supplant any other amounts made available to the Treasury offices and bureaus for cybersecurity: Provided further , That the Chief Information Officer of the individual offices and bureaus shall submit a spend plan for each investment to the Treasury Chief Information Officer for approval: Provided further , That the submitted spend plan shall be reviewed and approved by the Treasury Chief Information Officer prior to the obligation of