Mexico's National Commission for the Protection and Defence of Users of Financial Services (CONDUSEF) published complaint statistics for the state of Sonora for January–February 2026, reporting 1,086 cases, which represented 2.3% of complaints nationally and a 9.8% decrease versus the previous year. From concluded complaints, CONDUSEF reported MXN 5.7 million recovered in favour of users. Most complaints came from Hermosillo (66.9%), followed by Cajeme (11.8%) and Nogales (3.3%). Electronic Management accounted for 73.2% of case handling, while 15.7% related to improper debt-collection practices. By sector, commercial banking represented 64.4% of complaints, insurers 17.7% and unregulated multiple-purpose financial companies (SOFOM E.N.R.) 5.7%; within commercial banking, unrecognised electronic transfers and purchases (including online) were the leading drivers and together represented 32.2% of complaints in the state, while debit cards, credit cards and personal loans accounted for 80.1% of product-linked complaints. Women filed 46.2% of complaints and men 53.8%, and 26.2% of cases were linked to possible fraud, mainly unrecognised electronic transfers and purchases. The overall user-favourable resolution rate was 38.6%, and CONDUSEF reiterated that its procedures are free of charge and directed users to its digital channels, including the online complaint portal and the debt-collection agency registry for reporting abusive practices.