Kerala’s Finance Minister K N Balagopal recently argued that successive Finance Commissions have chipped away at the state’s share of central tax devolution and grants, a complaint echoed across southern states. The headline figures lend weight to that grievance: The combined share of the five southern states in the total central tax pool — or devolution — slipped from 19 per cent in financial year 2010-11 (FY11) to 16 per cent in FY26; Kerala’s share fell from 2.4 per cent to 1.9 per cent over this period.
To be sure, the total pool of devolution itself came down in proportion

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