What Is Third-Party Risk Management (TPRM)? A Practical Guide
Solomon Amos · 2 Nov 2026 · 10 min read
VerifiedBilling System is listed in the Visa Global Registry of Service Providers for PCI DSS (Listed on the Visa Global Registry as PCI DSS validated through 2026-11-30), dated 4 May 2023, assessed by International Certificate Authority of Management System. CertReports last verified this on 2 Nov 2026 from the registry.
| Source | Captured | Quote | Links |
|---|---|---|---|
Visa Global Registry of Service Providers Official registry · HTTP 200 | 2 Nov 2026 | Billing System Corporation: PCI DSS, assessor International Certificate Authority of Management System, valid through 2026-11-30 | Live pagesha256 5a000982a8 |
| Source | Captured | Quote | Links |
|---|---|---|---|
Visa Global Registry of Service Providers Official registry · HTTP 200 | 19 Oct 2026 | Billing System Corporation: PCI DSS, assessor International Certificate Authority of Management System, valid through 2026-11-30 | Live pagesha256 8de68fdf0f |
| Source | Captured | Quote | Links |
|---|---|---|---|
Visa Global Registry of Service Providers Official registry · HTTP 200 | 12 Oct 2026 | Billing System Corporation: PCI DSS, assessor International Certificate Authority of Management System, valid through 2026-11-30 | Live pagesha256 3c14547646 |
| Source | Captured | Quote | Links |
|---|---|---|---|
Visa Global Registry of Service Providers Official registry · HTTP 200 | 17 Sep 2026 | Billing System Corporation: PCI DSS, assessor International Certificate Authority of Management System, valid through 2026-11-30 | Live pagesha256 213ba611e0 |
Only a registry listing (Visa Global Registry, Mastercard SDP) or an AOC letter is strong evidence. In the Visa registry only rows validated as PCI DSS with a validation date count; Third Party Agent registrations are not PCI evidence.
Read the PCI DSS guide and browse all vendors with evidenceBilling System is listed as a PCI DSS validated service provider, assessed by International Certificate Authority of Management System, valid through 30 Nov 2026, as of 2 Nov 2026.
Every state carries a capture date, a source and a snapshot link. Registry rows come from the official registry data; vendor statements come from the vendor’s own page or trust centre; nothing is inferred. Vendors can dispute any row and corrections ship within two business days.
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