A Checklist to assist federal agencies when responding to information requests made by unions under 5 U.S.C. § 7114(b)(4) of the Federal Service Labor-Management Relations Statute (FSLMRS). This Checklist addresses the agency's responsibility for reviewing and responding to union information requests under the particularized need standard, agency countervailing anti-disclosure interests, balancing the parties' competing interests, and the importance of the parties communicating effectively.