PRC BOARD OF INTERIOR DESIGN RESOLUTION NO. 01, SERIES 2004, March 16, 2004
ACCREDITATION OF THE PHILIPPINE INSTITUTE OF INTERIOR DESIGNERS, INC. (PIID), AS THE ONE AND ONLY INTEGRATED AND ACCREDITED NATIONAL ORGANIZATION OF INTERIOR DESIGNERS
National Administrative Register March 16, 2004
Text Available at the Office of the National Administrative Register, U.P. Law Complex, Diliman, Quezon City
Adopted: 16 March 2004