Jurisdiction

Coimbatore Commissionerate (http://cenexkovai.tn.nic.in)
In the district of Coimbatore (excluding the south and north firkas of Annur and the Seyur firka of Avinashi taluk and Sirumugai, Mettupalayam and Karamadai village of Mettupalayam taluk and Billichi village of Coimbatore North taluk) of the State of Tamil Nadu and the area comprising of Malkipara Tea Factory (being a part of Pariyaram village of Mukundapuram taluk of Trichur district of the State of Kerala).

Madurai Commissionerate : (http://centralexcisemadurai.tn.nic.in)
In the Districts of Madurai, Ramanathapuram, Sivagangai, Theni (except Kolukamalai Tea Factory being a part of Kottakudi village of Uthamapalayam taluk), Dindigul (except D.Gudalur village of Palayam Fikra of Vedasandur taluk) and taluks of Virudhunagar, Sattur and Aruppukottai of Virudhunagar district of the State of Tamilnadu.

Salem Commissionerate (http://excisesalem.tn.nic.in)
In the districts of Salem, Namakkal, Erode and Nilgiris and south and north firkas of Annur and Seyur firka of Avinashi taluk and Sirumugai, Mettupalayam and Karamadai village of Mettupalayam taluk and Billichi village of Coimbatore North taluk of Coimbatore district and taluks of Dharmapuri, Pennagaram, Palacode, Uthangarai, Harur, Pappireddipatty of Dharmapuri District of the State of Tamilnadu.

Thirunelveli Commissionerate
In the districts of Tuticorin, Thirunelveli, Kanayakumari and Rajapalayam taluk, Srivilliputhur taluk, Sankarankoil taluk and Sivakasi taluk of Virudhunagar district of the State of Tamilnadu.

Tiruchirappalli Commissionerate (http://centralexcisetrichy.gov.in)
In the districts of Tiruchirappalli, Perambalur, Ariyalur, Karur, Pudukottai, Thanjavur, Thiruvarur, Nagapattinam and Karaikal Region of Pondicherry Union territory.