Attached herewith is the Region IV-A CALABARZON advisory, with reference to the invitation letter of Dr. Aimee Lynn Barrion Dupo, President, BIOTA CALABARZON, re: BIOTA Regional Conference to be held on January 24, 2026 at Institute of Biological Sciences, University of the Philippines, Los Banos, Laguna, for your appraisal with utmost consideration of DepEd Order No. 9, s. 2005 on Instituting Measures to Increase Engaged Time – On – Task and Ensuring Compliance Therewith, and strict compliance to other existing DepEd rules and guidelines.

Moreover, participation is purely VOLUNTARY and NO FEE SHALL BE COLLECTED FROM THE PARTICIPATING PUPILS, TEACHERS, OR PARENTS.

For your information and guidance.

0004 Division Advisory No. 004 s. 2026