(6)To enable the compliance function to have access to all relevant information, external reviewers should ensure that the compliance function can obtain information from all sources it needs to adequately perform its tasks, including corporate and control function records, audit reports, whistleblowing reports and customer complaints. Given the need to ensure that third-party service providers and other business units adhere to the same standards as the external reviewer itself, the compliance function should also have access to information on any outsourced functions or other business lines of the external reviewer.