Q: Context: The Sixteenth Amendment (Amendment XVI) to the United States Constitution allows the Congress to levy an income tax without apportioning it among the states or basing it on the United States Census. This amendment exempted income taxes from the constitutional requirements regarding direct taxes, after income taxes on rents, dividends, and interest were ruled to be direct taxes in the court case of Pollock v. Farmers' Loan & Trust Co. (1895). The amendment was adopted on February 3, 1913.

Question: what amendment gives congress the power to tax? Let's give stream of consciousness first:
To answer this question, we should know that: The Sixteenth Amendment (Amendment XVI) to the United States Constitution allows the Congress to levy an income tax without apportioning it among the states or basing it on the United States Census. Therefore, the final answer is The Sixteenth Amendment ( Amendment XVI ).