This report briefly addresses questions about the extent to which the executive branch may unilaterally renegotiate the North American Free Trade Agreement (NAFTA) and implement amendments to the agreement in domestic law without further action from Congress.

This report describes President Trump's executive memorandum regarding the Keystone XL Pipeline and discuses its directives and implications for the future of the pipeline project.

This report discusses the federal civil service hiring freeze for the executive branch which was instituted by President Trump on Jan. 23, 2017 and presidential powers to institute such freezes and exceptions available to the hiring freeze.

This report is part one of a report discussing the implementation of a tariff-rate quota on solar-energy related imports for four years beginning February 7, 2018. The announcement was triggered by the results of a U.S. International Trade Commission (ITC) investigation into potential harm to U.S. industries from the importation of solar-panel related parts. The process of an ITC investigation is described in this part of the the report.

This report is part two of a report discussing the implementation of a tariff-rate quota on solar-energy related imports for four years beginning February 7, 2018. The announcement was triggered by the results of a U.S. International Trade Commission (ITC) investigation into potential harm to U.S. industries from the importation of solar-panel related parts. This section of the report discusses the background of the investigation and various options the ITC suggested as a remedy to their findings of injury to U.S. industry as well as Congressional considerations.