Gs Payscale Chicago – The OPM pay scale splits the salaries into four categories, that are based on team members’ job within the government. The table below outlines this general list of the schedule OPM employs to determine its national team member’s compensation scale, considering next year it’s expected 2.6 percent across-the-board increase. It is possible to distinguish three general categories that are part of the government gs levels. Not all agencies follow all three categories. For example, the Department of Veterans Affairs (VA) and the Department of Defense (DOD) uses a different category system. Though they share similar General Schedule OPM uses to determine the amount of pay their employees receive but they differ in their structure for government gs levels.