Mexico's National Commission for the Protection and Defence of Users of Financial Services (CONDUSEF) published complaint statistics for the state of Sinaloa covering January to August 2025, reporting 5,592 complaints, up 1.5% from the same period in 2024 and representing 3.2% of the national total. The amount claimed totalled MXN 251.5 million, down 39% year on year, while the amount recovered was MXN 31.3 million, down 45%. Complaints were filed by users in 18 of Sinaloa’s 20 municipalities, led by Culiacán (57.2% of the total), followed by Mazatlán (16.9%) and Ahome (9.5%). Most cases were handled via Electronic Management (69.8%), with 14.3% processed through REDECO (debt collection agency-related issues) and 15.9% through other CONDUSEF processes. Debit cards, credit cards and motor insurance damage claims were the most complained-about products, together accounting for 54.9% of complaints, while unrecognised transactions and disputes over insurance indemnity timing or denial collectively represented 29.5% of the main causes. By sector, multiple banking accounted for 62.8% of complaints, followed by insurers (18.1%) and SOFOM ENR (6.3%). Within multiple banking complaints, 25.5% related to older adults and 43.6% involved possible fraud, mainly unrecognised card transactions and unrecognised electronic transfers; CONDUSEF also reiterated that it offers online channels for handling complaints and reporting debt collection practices and that its procedures are free and do not require intermediaries.