Division Memorandum No. 411, s. 2026 – Healthy Learning Institutions (HLI) Certification and Accomplishment of the Self-Appraisal Checklist Orientation Jun 22, 2026 Click to Download DM NO. 411, S. 2026 - Healthy Learning Institutions (HLI) Certification and Accomplishment of the Self-Appraisal Checklist Orientation