The Advisory Committee (AdCom) was organized to advise, assist and support the Council in discharging its functions. The composition of the AdCom include the Members of the House of Representatives who have signified their intention to join and the members of the ExCom.
The following are its specific functions:
a. Advise in the preparation of the Regional Development Plan and the Regional Development Investment Program and support their implementation;
b. Advise agency regional offices, state colleges and universities and special development authorities in the preparation of their annual budgets; and
c. Advise and support policy recommendations that need legislation and/or action of the President or the Cabinet.
Officials:
| Chairperson | Hon. Rodolfo T. Albano III |
| Co-Chairperson | Ms. Blessida G. Diwa |
| Vice – Chairperson | RD Dionisio C. Ledres, Jr. |
| Secretary | ARD Ferdinand P. Tumaliuan |
Members
| 1 | Hon. Marilou H. Cayco | Governor, Province of Batanes |
| 2 | Hon. Manuel N. Mamba | Governor, Province of Cagayan |
| 3 | Hon. Carlos M. Padilla | Governor, Province of Nueva Vizcaya |
| 4 | Hon. Dakila Carlo E. Cua | Governor, Province of Quirino |
| 5 | Hon. Jeffersion P. Soriano | Mayor, Tuguegarao City |
| 6 | Hon. Joseph S. Tan | Mayor, Santiago City |
| 7 | Hon. Bernard Faustino M. Dy | Mayor, Cauayan City |
| 8 | Hon. Josemarie Diaz | Mayor, Ilagan City |
| 9 | Rev. Ferdinand J. Valdez | PSR, Northeast Luzon Credit Cooperative League |
| 10 | Mr. Cloyd C. Velasco | PSR, Philippine Chamber of Commerce and Industry-Cagayan Chapter, Inc. |
| 11 | Engr. Bonifacio B. Carag | PSR, Federation of Senior Citizens Association of the Philippines |
| 12 | Mr. Christian R. Guzman | PSR, Medical Colleges of Northern Philippines |
| 13 | Mr. Napoleon P. Baltazar | PSR, Enrile Trio Tribal Council |
District Representatives
| 1 | Hon. Ciriaco B. Gato, Jr. | Lone District, Batanes |
| 2 | Hon. Ramon C. Nolasco Jr. | 1st District, Cagayan |
| 3 | Hon. Samantha Louise V. Alfonso | 2nd District, Cagayan |
| 4 | Hon. Joseph L. Lara | 3rd District, Cagayan |
| 5 | Hon. Antonio T. Albano | 1st District, Isabela |
| 6 | Hon. Ed Christopher S. Go | 2nd District, Isabela |
| 7 | Hon. Ian Paul L. Dy | 3rd District, Isabela |
| 8 | Hon. Alyssa Sheena P. Tan | 4th District, Isabela |
| 9 | Hon. Faustino Michael Carlos T. Dy, III. | 5th District, Isabela |
| 10 | Hon. Faustino “Inno” A. Dy, V. | 6th District, Isabela |
| 11 | Hon. Luisa Lloren Cuaresma | Lone District, Nueva Vizcaya |
| 12 | Hon. Junie E. Cua | Lone District, Quirino |