The powers of congress are implemented by the United States Constitution..
There are 18 powers that congress have to use which are:
-Power to tax and spend for the general welfare and the common defense.
-Power to borrow money.
-To regulate commerce with states, other nations, and Native American tribes.
-Establish citizenship naturalization laws and bankruptcy laws
-Coin money
-Power to punish counterfeiters of money and stocks
-Power to establish post offices and roads
-Power to regulate patents and copyrights
-Power to establish lower courts from the Supreme Court
-Power to establish piracy laws of the sea
-To declare war
-Power to raise and support Army
-Provide and maintain the Navy
-Make rules for the Government and regulation of naval forces
-Power to call a militia (National Guard today)
-Power of regulating a militia
-Power to govern the District of Columbia and properties for federal government purposes
-Authority to create laws that are necessary and proper to carry out the laws of the land (Necessary and Proper Clause)
Those are all 18.. I hoped this helped! I myself do not know all of these that I listed so I give credits to "Eku Online" for the extra help!