The primary function of the organization is to collect Central Excise duty and Service Tax.
Besides, other taxes like National Calamity Contingent Duty , different kinds of CESS, Additional duty of Excise, are also collected for the exchequer.
Collection of duty is ensured by close monitoring, preventive checks and periodical auditing.
The Department has separate Legal wing to deal with Litigations in Court and Tribunals. High stake offenders are prosecuted.
The functions are executed at the field level called Range Officers headed by Superintendents and assisted by Inspectors. The Range Officer reports to Divisional Officer who is at the Rank of Assistant Commissioner / Deputy Commissioner. The Divisional Officers report to Commissioners.
A Commissionerate consist of 5 Divisions and each Division consists of several Ranges.
At the Commissionerate Level, the Commissioner of Central Excise is assisted by Additional Commissioner, Joint Commissioner Deputy
Commissioner and Assistant Commissioners besides other Executive staff and Clerical Staff. All the Officers assisting the Commissioner are given clearly defined work areas. The Commissioner reports to the Zonal Chief Commissioner, who is located at Shillong.