Question Summary:
Is it possible to work in the federal (state) tax service?

Question Detail:

whether it is possible to work in the federal (state) tax service? (можно ли работать в федеральной (государственной) налоговой службе?)

Answer :

In the Name of Allah, the Most Gracious, the Most Merciful.
As-salāmu ‘alaykum wa-rahmatullāhi wa-barakātuh.
You probably meant to ask is it permissible rather than possible. In order for us to advise you, kindly inform us what are you duties in your employment.
Abu Ali ad-Dagestani
Student Darul Iftaa
Moscow, Russia
Checked and Approved by,
Mufti Ebrahim Desai.
www.daruliftaa.net