The Department of the Treasury, specifically the Internal Revenue Service (IRS), is seeking information regarding the procurement of a centralized database for worldwide passenger air travel data. The IRS Criminal Investigations Division aims to identify potential data providers who can supply aggregated and searchable datasets, distinct from personally identifiable information (PII), to enhance their analytical capabilities. This Request for Information (RFI) is intended for planning purposes only and does not guarantee a future Request for Proposal (RFP); interested parties are encouraged to submit their capabilities documents via email to Adam R. Billmeier by April 25, 2025, at 4:30 PM EST. For further inquiries, respondents can reach out to the primary contact at the provided email or phone number.