The PREA/REA is not published in the Federal Register. However, it is posted on MSHA's website at the same time that the rule is published in the Federal Register, so that anyone can access it. In addition, interested parties may view a hardcopy of the PREA/REA in the reading room next to MSHA's docket room or obtain a hardcopy of the PREA/REA from MSHA's Office of Standards, Regulations, and Variances (OSRV). Note that the published preamble to a proposed or final rule contains a summary of the economic impacts of the rule, as developed in the PREA or REA.