SECTION 1. The First Legislative District of the City of Caloocan is hereby reapportioned into two (2) legislative districts to be designated as the First Legislative District and Third Legislative District to take effect in the 2022 national and local elections.
(a) The First Legislative District shall be composed Barangays 1, 2, 3, 4, 77, 78, 79, 80, 81, 82, 83, 84, 85, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, and 177; and
(b) The Third Legislative District shall be composed of Barangays 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, and 188.