The Compensation Accumulator Import screen and Compensation Accumulator Import by PaySource screen are available under the Import screen is available under the Import menu on the Company tab.
The import file to be used for Compensation Accumulator Import screen / Comp Accumulator Simple Format Import by PaySource will be the completed standard compensation data Excel file that was deployed to locations to collect data for input.
See Compensation Accumulator Prerequisites regarding how to configure the compensation data file (with sample files) and Compensation Accumulator - Process Overview regarding the process steps including importing the completed compensation data Excel file back from the locations.