Region I - DepEd Memoranda
- Region I – RM 23, s. 2017 – Administration of the 2016 Principals’ Test
- Region I – RM 22, s. 2017 – R1AA Participation in the 2017 Palarong Pambansa and other Related Matters
- Region I – RM 18, s. 2017 – Administration of SY 2017-2018 Admission Test for Grade 7 Entrants to Special Science and Math High Schools
- Region I – RM 9, s. 2017 – Orientation of Division Learning Resource Evaluation Coordinators (DLREC)
- Region I – RM 5, s. 2017 – Announcing the Conduct of the 2017 Region 1 Athletic Association Meet (R1AA)