What was the law in Montgomery regarding buses at the time?

Jim Crow bus laws in Montgomery at the time of Parks' arrest established a section for whites at the front of the bus, and a section for blacks in the back. The law required that when the white section filled, black passengers in the "colored section" give up their seats and move further back.

Explanation: Jim Crow bus laws in Montgomery at the time of Parks' arrest established a section for whites at the front of the bus, and a section for blacks in the back. The law required that when the white section filled, black passengers in the "colored section" give up their seats and move further back.