An automated cost accounting reporting method for interdepartmental data tracking related to the cost of a business meeting, comprising the steps of: identifying individuals attending a business meeting, collecting data about the individual participants at the business meeting from a storage data base and loading the data into a process module, timing the duration of each individuals attendance at the meeting, calculating the cost of the business meeting per business unit based on the number of individuals in attendance, generating one or more currency cost reports from the calculations, transmitting one or more reports to a particular business unit to be displayed, and displaying the reports on a computer screen.