The lawsuit alleges that Walmart deposited drivers’ pay into accounts with payment platform Branch Messenger without the drivers’ consent.

Walmart and a financial tech company are being sued over allegations the retail giant forced drivers to use costly, complicated deposit accounts in order to get paid and raked-in millions in the process.

Walmart Inc. and one of its financial technology partners allegedly opened expensive bank accounts for delivery drivers of the world’s largest retailer without their consent, a US consumer protection agency said on Monday.