Budget 2015 has increased the service tax from 12.36% to 14%. So the SPEED POST tariff increases from 01.06.2015 for (LOCAL up to 50 grams) Rs. 17/- to Rs.17/- (Rs.15 + Rs.2 ST), (other place up to 200 grams ) from Rs. 39/- to Rs.40/-(Rs.35+ Rs.4 ST). Other rates will change on adding service tax rate.