hf2567 FIRST ENGROSSMENT National guard and other military reserve units state salary differential payments required for units called to active duty on or after September 11, 2001, and local governments authorized to pay similar salary differentials. Section 1: Salary differential payment for reserve forces ordered to active service provided. Sec. 2: Conforming changes made and eligibility requirements provided. "Active service" defined. Sec. 3: Effective date.AE