in designated competitive categories. Sec. 515. Authorization for FireGuard Program. Sec. 516. Designation of at least one general officer of the Marine Corps Reserve as a joint qualified officer. Subtitle C—General Service Authorities and Prohibitions Sec. 521. Permanent authority to order retired members to active duty in high-demand, low-density appointments. Sec. 522. Prohibition on policy of the Department of Defense regarding identification of gender or personal pronouns in official correspondence. Sec. 523. Prohibition on former members of the Armed Forces accepting post-service employment with certain foreign governments. Sec. 524. Verification of the financial independence of financial services counselors in the Department of Defense. Sec. 525. Modification of requirements for approval of foreign employment by retired and reserve members of uniformed services. Sec. 526. Consideration of reinstatement of a member of the Armed Forces involuntarily separated on the basis of refusal to receive a vaccination against COVID-19. Sec. 527. Reviews of characterization of administrative discharges of certain members on the basis of failure to receive COVID-19 vaccine. Sec. 528. Certain members discharged or dismissed on the sole basis of failure to obey a lawful order to receive a vaccine for COVID-19: communication strategy regarding reinstatement process. Sec. 529. Continuing military service for certain members eligible for chapter 61 retirement. Sec. 529A. Threat-based security services and equipment for certain former or retired Department of Defense personnel. Sec. 529B. Limitation on establishment of new diversity, equity, and inclusion positions