The Central Excise Board has allotted one centralised Service Ta Registration Number to all units of their offices in India. Whether the field units can remit the service tax in all over india on that number. Now the service recipient also required to remit tax. On inquiry the Central Ex ice Office told that it is not possible to remit the amount using this number in all offices. They informed the each commissionorate number will vary. Then what is the use of the centralised Registration number.