Dear Ms. Countryman:The U.S. Chamber of Commerce (“Chamber”) Center for Capital Markets Competitiveness appreciates the opportunity to comment on the Securities and Exchange Commission (“SEC” or “Commission”) Notice of Filing and Immediate Effectiveness of the Public Company Accounting Oversight Board (“PCAOB” or “Board”) Proposed Rule Change (“Proposed Rule Change”) that postpones the effective date of amendments to Board standards, rules, and forms related to QC 1000...