This report summarizes the Environmental Protection Agency's (EPA's) June 2012 proposed changes to the particulate matter (PM) National Ambient Air Quality Standard (NAAQS) and includes comparisons with previous (1997) and current (2006) promulgated and proposed standards. Key actions leading up to the June 2012 proposal, and potential issues and concerns associated with the proposal to strengthen the PM2.5 annual standard, are also highlighted.

This report discusses and assesses the War Powers Resolution and its application since enactment in 1973, providing detailed background on various cases in which it was used, as well as cases in which issues of its applicability were raised. It will be revised biannually.

This report first explores the potential uses of drones in the domestic sphere by federal, state, and local governments. It then surveys current Fourth Amendment jurisprudence, including cases surrounding privacy in the home, privacy in public spaces, location tracking, manned aerial surveillance, and those involving the national border. Next, it considers how existing jurisprudence may inform current and proposed drone uses. It then describes the various legislative measures introduced in the 112th Congress to address the legal and policy issues surrounding drones and, finally, briefly identifies several alternative approaches that may constrain the potential scope of drone surveillance.

This report (1) briefly reviews the current U.S. corporate tax system; (2) discusses economic factors that may be considered in the corporate tax reform debate; and (3) presents corporate tax reform policy options, including a brief discussion of current corporate tax reform proposals.

This report provides an overview of key aspects of the 18 selected federal statutes applicable to individuals in certain private-sector industries. It focuses on the protections provided to employees who believe they have been subject to retaliation, rather than on how or where alleged misconduct should be disclosed. In addition, the report also includes an overview of the Whistleblower Protection Act. While state law may also provide whistleblower protections for employees, this report focuses only on the aforementioned federal statutory provisions.

This report provides a brief discussion of the post-employment restrictions, often called "revolving door" laws, that are applicable to members, officers, and employees of Congress after they leave congressional service or employment.

This report attempts to clarify whether or not there is an association between the tax rates of the highest income taxpayers and economic growth. Data is analyzed to illustrate the association between the tax rates of the highest income taxpayers and measures of economic growth.

This report looks at privacy and health issues, as well as effectiveness, of advanced imaging technology (AIT) scanners at airports deployed by the Transportation Security Administration (TSA).

This report discusses the total maximum daily load (TMDL) program which regulates pollutants to ensure that water quality standards can be attained; section 303(d) of the Clean Water Act requires states to identify waters that are impaired by pollution, even after application of pollution controls. The report focuses on new challenges facing the TMDL program, including more complex TMDLs, larger scale impairments, and nonpoint sources.

This report outlines the policy considerations to be evaluated in deciding whether to continue funding the consolidated Department of Homeland Security (DHS) headquarters, and to explore some of the benefits and consequences of several possible ways forward.

This report looks at amendments to the Smith-Mundt Act, proposed by the 112th Congress that would restate provisions to exclude any ban on domestic dissemination of international information materials prepared for foreign public available to a domestic audience. The original legislation was also amended in 1972, and a 1985 provision, popularly known as the Zorinsky Amendment, prohibited domestic dissemination of international information materials and products.

This report provides a description of the eligibility requirements, benefit availability, benefit payments, participation, and obligations of the Post-9/11 GI Bill. The report also describes a few issues that may be addressed by Congress.

This report looks at how controversies stemming from various importance given to different aspects of United States energy policy affect the legislation on energy policy, particularly during election years.

This report looks at considerations of the 112th Congress in furthering encouragement of broadband deployment and adoption so as decrease the "digital divide" between "information haves and have-nots."

This report examines the current status, legislative history, and economic effects of the two expensing allowances (Section 179 and Bonus Depreciation Allowance) and also discusses initiatives in the 112th Congress to modify them. Expensing is the most accelerated form of depreciation for tax purposes. Section 179 of the Internal Revenue Code (IRC) allows a taxpayer to expense up to $125,000 of the total cost of new and used qualified depreciable assets it buys and places in service in 2012, within certain limits. In addition, Section 168(k) generally allows taxpayers to expense half the cost of qualified assets bought and placed in service in 2012.

This report discusses the effects of economic sanctions against Iran; support to the Iranian democracy movement; and opposition against Iranian human rights violations and Iranian support for Syrian human rights violations. The Obama Administration identifies Iran as a major threat to U.S. national security interests. The sense of imminent crisis with Iran which greeted the beginning of 2012 follows three years in which the Obama Administration first offered Iran's leaders consistent and sustained engagement in exchange for limits to its nuclear program but, since 2010, has emphasized pressuring Iran through economic sanctions.

This report looks at current U.S. policy towards Mexico and future legislation concerns for the 112th Congress. Although security issues have recently dominated the U.S. relationship with Mexico, analysts predict that bilateral relations may shift towards economic matters once President-elect Enrique Peña Nieto takes office.

This report describes three kinds of unemployment benefit programs: regular Unemployment Compensation (UC), Extended Benefits (EB), and Emergency Unemployment Compensation (EUC08) . The report explains their basic eligibility requirements, benefits, and financing structure.

This report gives a brief overview of P.L. 110-49, the Foreign Investment and National Security Act of 2007. Although both the President and Congress are directly involved in formulating the scope and direction of U.S. foreign investment policy, this law broadens Congress' oversight role; it also explicitly includes the areas of homeland security and critical infrastructure as separately-identifiable components of national security that the President must consider when evaluating the national security implications of a foreign investment transaction.

This report gives a summary of the usage of the War Powers Resolution (WPR) and various issues related to proposals to modify or repeal the resolution. The report summarizes the most recent developments and background, and gives an overview of United Nations actions, and WPR activities in former Yugoslavia/Bosnia, Kosovo, Iraq (post-1991), Haiti, and Somalia. It also includes commentary on the instances formally reported under the WPR, the requirement for consultation with Congress, and the current issues which Congress is considering.

This report discusses the extent to which residents of the United States who are not U.S. citizens should be eligible for federally-funded public aid. This issue meets at the intersection of two major policy areas: immigration policy and welfare policy. This report deals with the four major federal means-tested benefit programs: the Supplemental Nutrition Assistance Program (SNAP, formerly food stamps), the Supplemental Security Income (SSI) program, Temporary Assistance for Needy Families (TANF) block grant programs, and Medicaid.

This report contains information on the pay procedure and recent adjustments. It also contains historical information on the rate of pay for Members of Congress since 1789; the adjustments projected by the Ethics Reform Act as compared to actual adjustments in Member pay; details on past legislation enacted with language prohibiting the annual pay adjustment; and Member pay in constant and current dollars since 1992.

This report discusses Congressional issues regarding Intelligence, Surveillance, and Reconnaissance (ISR) systems, which are integral components of both national policymaking and military operations, including counterterrorism operations. ISR systems are costly and complicated, and the relationships among organizations responsible for designing and operating these systems are equally complicated.

This report seeks to clarify why one group of individuals with disabilities may be eligible for benefits under Veteran's Disability Compensation (VDC), but ineligible for benefits under Social Security Disability Insurance (SSDI) (and vice versa), through a description and comparison of several distinguishing characteristics of the SSDI and VDC programs. This report concludes with a discussion of the challenges facing the administration of both programs, including processing delays for pending claims and appeals.