The National Transportation Safety Board (NTSB) requires a one-year online library subscription providing full-text access to scientific papers and standards that are not freely available on the internet. Approximately 150–200 NTSB employees would use the service. The period of performance is September 20, 2026 through September 19, 2027. This requirement is unrestricted, with the associated NAICS code 519210 and a size standard of $21 million. All responsible sources may submit a quotation for consideration.