DISCLAIMER: This table is offered for convenience only. Information in this tool may not be accurate or current and is subject to change without notice. It is tied to the GPO source, but cannot be used as a complete replacement for the CFR 49 book. The table will be updated with the CFR 49 on the annual schedule, October 1 of any particular year. This schedule may not include rulemaking updates that occur prior to October 1; however, most updates to the table usually become effective the next October update.