1. DepEd Order No. 008, s. 2015 or Policy Guidelines on Classroom Assessment for the K to 12 Basic Education Program states that assessment is a crucial component of the curriculum that enables teachers to monitor students’ progress and adjust their instruction accordingly to ensure learners’ cognitive, affective, and psychomotor development and achieve desired learning competencies articulated in the national curriculum.

2. To comply with the guidelines set in DepEd Order No. 009, s. 2026 titled Guidelines on the Implementation of the Three-Term School Calendar in Basic Education, all schools are directed to administer the Diagnostic Tests for SY 2026-2027 on any date/ s within the Opening Block scheduled on June 8-11, 2026.

3. The administration of the said test aims to:
a. gather baseline data of learners’ knowledge based on the standard competencies;
b. develop appropriate instructional intervention and customized technical assistance/support to schools;
c. design an appropriate LAC Plan and Technical Assistance Plan (SHs, MTs, and HTs); and
d. develop and design instructional interventions and customized technical assistance to support the schools (EPSs and PSDSs).

0391 Division Memorandum No. 391 s. 2026