What are the responsibilities of merchants? In addition to maintaining PCI compliance, merchants are responsible for the daily processing of credit card transactions using best practices as defined by the Payment Card Industry, State of North Carolina, and NC State University. Read more: PCI, Document Library Updated on March 16, 2020 Tagged: cardholder dataMerchant responsibilityPCI CompliancePCI DSS Was this article helpful? Yes No Need Support?Can't find the answer you're looking for?Contact Support