Fintech Brief — September 17, 2026

One day after NPCI’s rate card landed, the framework is in court. Advocate Anjan Datta has filed a public interest litigation in the Supreme Court seeking to quash the September 14-15 gazette notifications behind the 0.4% MDR on UPI merchant payments above ₹2,000, naming the Union government, RBI, NPCI and the UPI & Services Steering Committee as respondents (Business Standard). The petition challenges the amended payment law itself, the differing treatment of UPI and RuPay debit-card transactions, and — the ground that should concern every payment app — argues the charges will ultimately reach the common citizen despite assurances otherwise. The framework it targets: 0.4% on P2M transactions above ₹2,000 capped at ₹300, a flat ₹5 for railways, telecom, insurance, fuel and agricultural inputs, and 0.02% capped at ₹300 for capital-market transactions, per the petition’s own recital of the rates. Meanwhile the fine print kept arriving: NPCI’s FAQ confirms small merchants in the P2PM category receiving up to ₹1 lakh a month via UPI QR stay at zero MDR even on a single payment above ₹2,000. Markets read the opportunity, not the litigation: Paytm touched a 52-week high on Tuesday before paring gains Wednesday, while Mobikwik slipped into the red; JM Financial estimates ₹210 crore of incremental FY27 revenue for Paytm and raised its target price to ₹2,150, while flagging that how the MDR pool is split across the value chain remains undecided — which is precisely where the consumer-protection question lives. Politics has followed: the BJP defended the charge, NCP(SP) attacked it, and NITI Aayog’s Vice-Chairman argued businesses must be self-sustainable. Watch the pass-through, not the petition: whether a ₹25,000 purchase quietly carries ₹100 of MDR inside the price is the test of the “consumers pay nothing” promise.

Supreme Court to RBI: Enforce the Rules on Vehicle Repossession

In a ruling that should read like a compliance memo to every NBFC collections desk, the Supreme Court held on Wednesday that a financier’s self-help right to repossess a hypothecated vehicle cannot be exercised through force, and directed the RBI to enforce its own repossession guidelines on NBFCs and scheduled commercial banks so that borrowers are not dispossessed without due process. The case ended with the court awarding ₹10 lakh in compensation to a truck owner whose vehicle was seized without following the rulebook, with Cholamandalam Investment and Finance Company on the wrong side of the order. RBI’s guidelines already require lawful means, agent due diligence and no harassment — the court’s point is that the central bank must ensure genuine compliance, not merely publish circulars. For consumers financing vehicles, the practical takeaway is documentation: a repossession done by stealth or force is now compensable, and the regulator is on notice to act.

Peak XV and Sequoia Exit ₹1,999 Crore of Groww

The post-IPO unlock continues at India’s largest retail broker: 10.41 crore shares of Billionbrains Garage Ventures — 1.69% of Groww’s equity — changed hands at ₹192 apiece through block deals worth roughly ₹1,999 crore, with Peak XV Partners and Sequoia Capital’s growth fund the sellers reported a day earlier. The stock fell as much as 4.65% to ₹188.40 against a floor price of ₹191.45, and the sellers face a 30-day lock-in on further sales (Upstox). Pre-deal, Peak XV held 15.68% and the Sequoia fund 1.46%. This is the third big early-backer exit in weeks — Y Combinator sold nearly 1.2% for ₹1,435 crore in August, following Ribbit Capital — even as the company reported Q1 FY27 consolidated profit of ₹735 crore, up 94.3% year-on-year. Venture funds harvesting into strength is normal; the question for retail shareholders is whether steady promoter-backed supply at every rally caps the multiple.

PB Fintech Tightens Its House

PolicyBazaar parent PB Fintech’s M&A committee met on September 16 and approved buying the remaining 20% of MyLoancare Ventures for up to ₹5 crore, making the housing-finance marketplace a wholly-owned subsidiary after a September 30 valuation cutoff. The board also authorised ₹10 crore of capital into digital car-care platform PB Wheels and an additional ₹1 crore into PB Financial, its account aggregator, to meet RBI net-worth norms. The transaction needs only post-facto RBI intimation since control already exists. Small numbers, but the direction is legible: with its payment-aggregator licence freshly in hand, PB Fintech is consolidating lending distribution, payments and data pipes under one roof — a full-stack financial supermarket where every subsidiary is another consumer touchpoint worth watching.