"... It is stated that postings and transfers of all officers/officials are required to be done as per the guidelines... And no one should continue to hold posts declared as sensitive for more than three years," CBEC said in a communication to top officials of the indirect tax division.
It further asked the cadre controlling authorities to send a quarterly report confirming that all "transfers/postings have been done as per guidelines".
The instruction has been issued as part of review of mechanisms to "ensure probity among government servants".
The CBEC is responsible for collection of indirect taxes -- customs, central excise duty and service tax.
In the Budget, the government had aimed to collect Rs 6.47 lakh crore from indirect taxes during the current fiscal.