1. Memberi nasihat perundangan secara bertulis atau lisan kepada Kementerian Perdaganan Dalam Negeri dan Hal Ehwal Pengguna (KPDN & HEP) sesuai dengan peruntukan Perlembagaan Persekutuan dan undang-undang lain di bawah bidang kuasa KPDN & HEP.
2. Menggubal dan menyemak Rang Undang-Undang atau peraturan subsidiari di bawah bidang kuasa  KPDN & HEP.
3. Mendraf dan menyemak dokumen perjanjian, memorandum  persefahaman, perjanjian dua hala, perjanjian pelbagai hala atau apa-apa dokumen perundangan lain.
4. Menyediakan ulasan Jabatan Peguam Negara bagi Memorandum Jemaah Menteri yang disediakan oleh  KPDN & HEP.
5. Menghadiri/mengadakan mesyuarat dan rundingan dalam dan luar negeri.
6. Mewakili Kerajaan dalam kes-kes sivil.
7. Menjalankan  pendakwaan dalam kes-kes tertentu.
8. Lain-lain tugas yang diarahkan dari semasa ke semasa.

FUNCTIONS OF LEGAL ADVISORY DIVISION, MINISTRY OF DOMESTIC TRADE AND CONSUMER AFFAIRS

• to give legal advise concerning matters referred to it by any Divisions and Units under MDTCC;
• to draft or vet legal documents such as agreements, memorandum of understanding and multi lateral agreements in which MDTCC is a party to ensure that Government's interest are protected;
• to legislate or vet Bills and subsidiary legislations concerning the matter under MTDCA's jurisdiction to ensure that its reflects the MDTCC's policy;
• to give legal advice and instruction concerning investigation papers and prosecution when it is referred to by Enforcement Division, MDTCC;
• to coordinate civil case which is taken by or against MDTCC;
• to attend meetings by MDTCC's invitation and to give legal opinion on matters thereby discussed to ensure that any policy which are made are in accordance with the law; and
• to attend the Parliament in which to give any legal advise when it is required by Minister of Domestic Trade and Consumers Affairs