Import Parity Price (IPP)
How India decides what a domestically made fertiliser is really worth
Imagine a shopkeeper who does not know what to charge for a locally made shirt, so he simply checks what an identical imported shirt costs once shipping and duties are added, and prices his own shirt to match that benchmark, regardless of what it actually cost him to stitch it. Import Parity Price does almost exactly this for fertiliser.
Rather than pricing based on what it actually costs an Indian plant to manufacture a tonne of urea or another fertiliser, the government benchmarks the fair value of that fertiliser against the landed cost of importing an equivalent tonne, freight, insurance and handling included, from the international market. This landed cost benchmark then feeds into how much subsidy a domestic manufacturer receives, on top of the controlled price farmers actually pay.
The logic is to avoid paying inefficient domestic plants more than it would cost the country to simply import the fertiliser instead, while still guaranteeing manufacturers a fair, internationally benchmarked return regardless of their individual production costs. In principle, this pushes domestic plants to become more efficient rather than relying on cost-plus subsidies that reward inefficiency.
The mechanism also means Indian fertiliser subsidy costs move with global commodity and freight prices even when nothing about domestic production has changed, which is exactly why a spike in global gas prices, urea's key feedstock, or shipping costs can blow out India's fertiliser subsidy bill even if every domestic plant is running exactly as before.
Whenever the fertiliser subsidy budget is revised sharply mid-year, Import Parity Price moving on the back of global gas, phosphate or freight prices is very often the mechanical reason, translating a global commodity story directly into an Indian government spending story.