service tax on works contract

Services provided by Government or local authority are under negative list.

sir is it includes banks like nationalized and cooperative banks?

A.Services provided to the Government, a local authority or a governmental authority by way of construction,erection, commissioning, installation, completion, fitting out, repair, maintenance, renovation, oralteration of—

(a)a civil structure or any other original works meant predominantly for use other than for commerce, industry, or any other business or profession;

(b)a structure meant predominantly for use as (i) an educational, (ii) a clinical, or (iii) an art or cultural establishment; or

(c)a residential complex predominantly meant for self-use or the use of their employees or other persons specified in the Explanation 1 to clause (44) of section 65B of the said Act;

under a contract which had been entered into prior to the 1st March, 2015 and on which appropriate stamp duty, where applicable, had been paid prior to such date
Look this kind of services are exempt.
So what is exact service u are providing and to whom government or bank.
Bank is not covered under government or local authority

after March 2015. is it any changes in this exemption?