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Frequently Asked Questions Pay & Leave

Where can I find the various hazardous duty pay and environmental differentials?

Hazardous duty pay differentials are established under 5 CFR 550, appendix A to subpart I. You can find the Code of Federal Regulations on our web site at Additional information about hazardous duty pay for GS employees can be found at the Hazardous Duty Pay FAQ page.

Pay administration rules for environmental differentials are found in 5 CFR 532.511. Environmental differential pay categories are listed in appendix A to subpart E of 5 CFR part 532. Additional information about environmental differentials for prevailing rate employees can be found at

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