Big 4s

MCA’s proposed auditor independence reform would extend non-audit service restrictions for three years after audit tenure ends, targeting the cross-selling economics that have long strengthened large multidisciplinary networks.

ICAI has widened the mandatory reach of the Audit Quality Maturity Model to group audits and other public-interest engagements. The move sharpens India's audit-quality architecture, but it also reopens the harder question of whether domestic firms can build credible scale against the Big Four.

NFRA’s March 2026 inspection reports have turned audit quality into the central governance story around India’s Big Four-linked audit networks, with independence, group controls and evidence quality all under pressure.