The U.S. Small Business Administration (SBA) is amending the rules of practice of its Office of Hearings and Appeals (OHA) to implement section 869 of the National Defense Authorization Act for Fiscal Year 2016 and section 1833 of the National Defense Authorization Act for Fiscal Year 2017. This legislation authorizes OHA to decide Petitions for Reconsideration of Size Standards (Size Standard Petitions or Petitions). This rule also revises the rules of practice for OHA appeals of agency employee disputes.