. The government’s estimate of 10% nominal growth in GDP for next year with retail inflation currently at 7.35% is worrisome as it indicates a real growth rate of 2.5%, lagging at the tax buoyancy front. With this statistic and the option of new tax slabs, it is necessary to estimate and observe the interaction effect of these variables. Will the government be able to meet its fiscal deficit target with a negative effect of tax buoyancy and elasticity?