Yes — costs associated with migrating a client's books from one software platform to another are deductible business expenses, whether that cost comes in the form of migration tool fees, extra time-based software costs, or a service you pay to handle the technical transfer. Bookkeepers regularly move clients between platforms — from QuickBooks Desktop to QuickBooks Online, from one system to a competitor, or when a client's needs outgrow their current setup. Any fees paid to