The roles and duties of the Provincial Islamic Committee are summarized as follows:

1. Advisory duties

- To serve as an advisor to the provincial governor on Islamic religious affairs within the province.

- To coordinate and provide advice to the Central Islamic Council of Thailand on matters related to Islamic religious affairs.

2. Internal administrative duties

- To oversee and inspect the financial documents and asset accounts of mosques.

- To consider and resolve on motions to remove a mosque's Islamic committee members from office due to misconduct, negligence of duty, or actions that violate religious principles.

- To appoint a provincial Islamic committee to prepare the registry of congregation members for a mosque that lacks a committee or whose registry has been lost.

- To consider and resolve on objections in cases where a congregation member has been removed from the registry.

3. Certification and promotion duties

- To act as a body for inspecting, certifying, and issuing "Halal" certificates for products or services of entrepreneurs within the province.

- To promote education and organize activities that do not violate Islamic religious principles.

- To look after the welfare of orphans and underprivileged individuals.