DO 23, s. 1991 – Guidelines on the Implementation of Administrative Order No. 205, Series of 1990 March 7, 1991 DO 23, s. 1991 Guidelines on the Implementation of Administrative continue reading :...

DO 22, s. 1991 – Upgrading the Two-Year Associate in Marine Engineering to a Four-Year Course Leading to the Degree of Bachelor of Science in Marine Engineering and the Curricular continue reading :...

DO 21, s. 1991 – Automatic Grant of Civil Service Eligibility Pursuant to the Provisions of RA No. 1080 March 4, 1991 DO 21, s. 1991 Automatic Grant of Civil continue reading :...

DO 20, s. 1991 – Prohibition of Fraternities and Sororities in Elementary and Secondary Schools Amended by DO 49, s. 1995 – Directing Information Campaign on Hazing Regulation Law March continue reading :...

DO 19, s. 1991 – Updated Guidelines on the Issuance of Certificates of Eligibility for Admission of Students to the College of Dentistry and Internship in Medical Technology February 28, continue reading :...

DO 18, s. 1991 – Policy on Absenteeism and Tardiness February 25, 1991 DO 18, s. 1991 Policy on Absenteeism and Tardiness To:    Undersecretaries Assistant Secretaries Bureau Directors/Cultural Agency Directors continue reading :...