PCI DSS SAQ B Compliance Guide
The PCI DSS self-assessment for brick-and-mortar merchants using standalone dial-out payment terminals over traditional phone lines.
Understand SAQ B eligibility, requirements, common pitfalls, and how GRCTrack streamlines your compliance journey.
What Is SAQ B?
SAQ B is a PCI DSS Self-Assessment Questionnaire designed for merchants who process card payments using standalone, dial-out terminals connected via traditional analog phone lines. These terminals dial the payment processor directly for each transaction and do not store cardholder data electronically.
SAQ B applies to brick-and-mortar merchants whose only payment channel is a standalone payment terminal with a dial-out connection over a phone line (POTS). The terminal must not be connected to any IP-based network, and the merchant must not store cardholder data in any electronic format. Paper-based records such as terminal receipts and settlement reports are permitted but must be physically secured.
With approximately 41 requirements, SAQ B has a relatively light compliance burden compared to SAQ C or SAQ D, but it is more extensive than SAQ A because the merchant physically handles payment cards. The requirements focus on physical security, access controls, secure configurations, and maintaining an information security policy. SAQ B does not include requirements for firewalls, encryption, vulnerability scanning, or penetration testing because the dial-out phone line connection does not traverse IP networks.
Who Qualifies for SAQ B?
Key SAQ B Requirements
Req 2: Secure Configurations
Apply secure configurations to all system components. Change vendor-supplied defaults on payment terminals, including default passwords and SNMP community strings. Ensure unnecessary services and protocols are disabled on terminal devices.
Req 7: Restrict Access
Restrict access to system components and cardholder data to only those individuals whose job requires such access. Implement role-based access controls and ensure access rights are granted on a need-to-know basis.
Req 8: Identify & Authenticate
Identify users and authenticate access to system components. Assign unique IDs to each person with access, enforce strong authentication for any administrative access to terminals, and maintain proper user account management procedures.
Req 9: Physical Security
Restrict physical access to cardholder data and payment terminals. Regularly inspect terminals for tampering or unauthorized substitution, train staff to detect skimming devices, and secure any paper records containing cardholder data.
Req 12: Security Policies
Establish, publish, maintain, and disseminate a security policy. Implement a risk assessment process, maintain a security awareness program, and establish procedures for managing service providers and incident response.
Req 3: Protect Stored Data
Protect stored account data. While SAQ B merchants should not store electronic cardholder data, this requirement ensures any retained data (such as on paper receipts) is protected and that data retention policies are implemented and followed.
Common SAQ B Mistakes
Assuming IP-Connected Terminals Qualify
One of the most common errors is completing SAQ B when the payment terminal connects to the processor via an IP network (Ethernet, Wi-Fi, or broadband) rather than a traditional analog phone line. IP-connected terminals require SAQ B-IP at minimum, which includes significantly more requirements around network security, encryption, and vulnerability management. If your business has migrated to VoIP phone service, your terminal may no longer be using a true dial-out connection.
Not Securing Paper Receipts and Reports
Many SAQ B merchants overlook the physical security requirements for paper-based cardholder data. Terminal receipts, settlement reports, and chargeback documentation often contain full or partial card numbers. PCI DSS Requirement 9 mandates that these records be stored in a secure location with restricted access, and that they be destroyed securely (cross-cut shredding) when no longer needed for business or legal purposes.
Ignoring Terminal Physical Security
PCI DSS Requirement 9.9 requires merchants to protect payment terminals against tampering and unauthorized substitution. This includes maintaining an up-to-date inventory of all terminals, regularly inspecting devices for evidence of tampering (extra wiring, labels removed, broken seals), and training staff to recognize suspicious behavior around payment terminals such as attempted device swaps by unauthorized individuals.
Neglecting Staff Security Awareness Training
SAQ B requires a formal security awareness program under Requirement 12.6. Staff who handle payment terminals and paper-based cardholder data must be trained to understand their security responsibilities, including how to recognize terminal tampering, social engineering attempts, and proper procedures for handling sensitive materials. Many small merchants skip this requirement, leaving them non-compliant and vulnerable to attacks.
How GRCTrack Helps with SAQ B Compliance
SAQ B Compliance — Frequently Asked Questions
Related PCI DSS Resources
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