Central excise & service tax: compliance with law & procedure. Exemption, refund & rebate, audit preventive checks. Replying to departmental queries scn appeals. service tax: tax planning. Replying to departmental queries scn appeals. customs: valuation, special valuation branch, gatt valuation, questionnaire reply. Exemption refund, drawback, depb dfrc, epcg, project import. Investigation show cause notices seizure confiscation. Anti dumping, countervailing & safeguard duty ---strategic case preparation and questionnaire reply. export - import: dgft permission, licence & procedure export benefits drawback, depb, dfrc, epcg, advance licence. Rate fixation verification realization. Input output norm:-- fixation & modification. Deemed export, sez, eou, ehtp, stp, development commissioner