Friends Central Board of Excise and Customs Department has provided Email address, Service Desk and Toll Free Number to resolve the problems of their customers related to Service Tax matters. Toll Free Number , Email Address and Service Desk link for the same is given below :-
In case of any difficulty in accessing the ACES Application or in using the ST-3 offline utility, the assessees can seek help of the ACES Service Desk by sending e-mail to email@example.com or calling up national toll-free number 1800 425 4251. In general, the Service Desk functions on any working day from Monday to Friday between 9 AM and 7 PM & on Saturdays between 9 AM to 2.30 PM. In order to assist assessees in filing their ST-3 returns in time, in the month of August, 2013, the ACES Service Desk will function from 9 AM to 7 PM on all Saturdays and also on the last Sunday (25-8-2013).