Congressional power

Article I of the US Constitution creates and defines the powers of Congress. For more on specific congressional powers, see:

 legislative power

 commerce power

 investigatory powers

 taxing power

 spending power

 war and defense powers

 property power

 power of eminent domain

 admiralty and maritime power

 postal power

 bankruptcy power

 naturalization power

 copyright and patent power

 speech and debate clause

 civil war amendments