Neem-coated urea was introduced as a policy intervention to address both agronomic and welfare concerns. Critically evaluate its impact.

Neem-coated urea (NCU) — urea coated with neem oil, made mandatory for 100% of domestic urea production from May 2015 [1] — was designed to serve two ends: raising nitrogen-use efficiency in the field, and plugging the diversion of highly subsidised urea to non-agricultural users. On both counts the intervention has delivered real, though incomplete, gains.

Agronomic impact — positive but modest

• The neem coating slows nitrogen release, reducing volatilisation and leaching losses and improving nitrogen-use efficiency [1].
• A Department of Agriculture study reported improved soil health and higher yields with 100% neem coating, alongside a lower per-hectare urea requirement [1].
• Reduced nitrate run-off carries an environmental co-benefit for groundwater and soil quality [1].

Welfare and fiscal impact — the clearer success

• Post-mandate, diversion of subsidised urea to industrial use was assessed as negligible [2], ensuring the subsidy reaches the intended beneficiary.
• It protects the integrity of the statutorily notified MRP of Rs. 242 per 45-kg bag, unchanged since March 2018 [3], which shields small and marginal farmers from input-cost inflation.

Critical limitations

• Implementation quality has been uneven; the Government had to introduce corrective measures to curb malpractices in neem coating [4].
• NCU treats the symptom, not the cause. Urea's fixed, deeply subsidised MRP against market-linked Nutrient Based Subsidy rates for P&K fertilizers [5][3] keeps urea relatively cheap, sustaining a skewed NPK ratio and nitrogen overuse.
• Yield gains are agro-climate and soil dependent, not uniform, and the coating does nothing to reduce the overall fertilizer subsidy burden.

NCU is therefore best judged as a low-cost, high-leverage corrective — decisively effective against leakage, partially effective agronomically. Its full promise will be realised only when paired with rational nutrient pricing, Soil Health Card-guided application and next-generation inputs such as nano urea, so that fertilizer policy advances both farmer welfare and the sustainable-agriculture goals embedded in SDG-2.