The University of the Philippines College of Law (often referred to as UP Law) is the law school of the University of the Philippines Diliman. Formally established in 1911 in UP Manila, it is the third oldest continually-operating law school in the Philippines. Since 1948, it has been based in UP Diliman in Quezon City, the flagship of the UP System's eight constituent universities. The College also holds extension classes at the Bonifacio Global City campus of UP Diliman in Taguig and the Iloilo City campus of UP Visayas.UP Law is noted for having produced the largest number of bar topnotchers and maintaining one of the highest bar passing rates among law schools in the Philippines.