This document is a guide focused on audit committee communications as outlined by the PCAOB. It highlights common deficiencies observed in auditor communications with audit committees, emphasizing the importance of adhering to PCAOB standards. The guide details the requirements set forth in AS 1301, which mandates auditors to communicate specific matters to the audit committee, including the auditor's responsibilities, overall audit strategy, and significant observations from the audit. Additionally, it outlines the necessity for auditors to disclose relationships and transactions with related parties, critical accounting policies, and any significant deficiencies identified during the audit. The document also presents good practices observed among audit firms, such as the use of structured templates for effective communication and the importance of guidance and training in implementing these practices. Published in December 2024, this guide serves to enhance the quality of audit committee communications and protect investor interests.