A computer system for efficient processing of rules-based data. Computer-readable instructions cause one or more processors to generate one or more user interface displays including prompts for data indicative of employee data and jurisdiction; based on user inputs received in response, generate questions; based on responses to the questions and jurisdiction data, determine pay periods with prompts for employee wage data for each of the pay periods; determine gross wages in response to received employee wage data; determine average weekly wage data based on determined gross wages, and generate one or more formatted state forms including wage and average weekly wage data.