The Senate Armed Services Committee has jurisdiction over the study and review of matters relating to the common defense policy of the United States.
The Senate Committee on Finance has a far reaching jurisdiction, which makes it one of the most powerful and influential in the Senate. Specifically, the Finance committee has jurisdiction over taxation, ports of entry, trade, tariffs, pensions, and health care. It is also responsible for all programs under the Social Security Act, which includes Medicare and Medicaid. The committee has legislative authority over sections of the Departments of Treasury, Commerce, Labor, Homeland Security and Health and Human Service, among others.
Subcommittee on Energy, Natural Resources, and Infrastructure
http://finance.senate.gov/sitepages/subcommittees...
Subcommittee on Health Care
http://finance.senate.gov/sitepages/subcommittees...
Subcommittee on Taxation, IRS Oversight, and Long-Term Growth
http://finance.senate.gov/sitepages/subcommittees...
The Senate Committee on the Budget is responsible for drafting Congress' annual budget plan and monitoring action on the budget for the Federal Government. In addition, the Budget Committee has jurisdiction over the operation of the Congressional Budget Office (CBO). The budget resolution prepared by the Budget Committee sets out a broad blueprint for the government as a whole, whereas the Finance Committee and the Appropriations Committee prepare the legislation that actually enacts specific tax and spending policies.
Subcommittee On Antitrust, Competition Policy and Consumer Rights
http://judiciary.senate.gov/about/subcommittees/a...
Subcommittee On Immigration, Refugees and Border Security - Ranking Member
http://judiciary.senate.gov/about/subcommittees/i...
Subcommittee On Terrorism and Homeland Security
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Subcommittee On The Constitution
http://judiciary.senate.gov/about/subcommittees/c...