The only way to repeal an amendment to the U. S. Constitution is with another duly ratified amendment.

No

And I wikipedia quote "The Fifteenth Amendment(Amendment XV) to the United States Constitution prohibits each government in the United States from denying a citizen suffrage based on that citizen's "race, color, or previous condition of servitude" (i.e., slavery). It was ratified on February 3, 1870."

The 16th Amendment to the U. S. Constitution cleared the way for Income Taxes.

This level of government is REGIONAL LEVEL.