Sepanggar is also a parliamentary constituency (P.171) and is currently represented by Azis Jamman of Warisan. The constituency is further divided into the two state legislative assembly constituencies of Karambunai (N.12) and Inanam (N.13).
The Sepanggar area also serves as a parliamentary electoral district (P.171), currently held by Azis Jamman of Warisan, which is further subdivided into the two state legislative assembly districts of Karambunai (N.12) and Inanam (N.13).