The western area of Taguig, coterminous with the Second Councilor District of Taguig (for the purpose of electing municipal, now city, council members), was separated from the congressional district of Pateros–Taguig by virtue of Republic Act No.
The western part of Taguig, which corresponds to the Second Councilor District of Taguig (for electing municipal or city council members), was divided from the Pateros-Taguig congressional district by virtue of Republic Act No.