Azure Key Vault SLA Credits & Refunds

Key Vault downtime that's billed against your Azure subscription is usually creditable, but the SLA fine print determines how much. This guide walks through the Key Vault availability commitment Microsoft publishes, the exclusions that quietly disqualify many claims, and what FinOps teams do to systematically recover credits across an Azure tenant.

What this guide covers

• The official Azure Key Vault uptime commitment and credit tiers
• Which incidents qualify (and which exclusions silently disqualify claims)
• How to file a Key Vault credit request inside the Azure claim window
• Why manual claim recovery typically leaves money on the table

Frequently asked questions about Azure Key Vault SLAs

What is the typical SLA uptime guarantee for Azure Key Vault?

Azure guarantees 99.9% uptime for Key Vault transactions — successful responses for valid requests against keys, secrets, and certificates. Managed HSM offers the same 99.9% commitment. If Azure fails to meet this commitment during a billing cycle, you are eligible to receive a portion of your Key Vault spend back as a service credit.

How do I claim Azure Key Vault SLA credits after an outage?

Submit a billing support request through the Azure portal: Help + Support → New support request → Issue type: Billing → Problem type: Service credit request. Within two months of the billing period in question, provide the affected Subscription ID and Resource ID, the start and end timestamps of the impacted period, your evidence (Azure Monitor logs, Resource Health alerts, or independent monitoring), and your calculated Monthly Uptime Percentage for Key Vault. Microsoft validates against its internal incident records before issuing the credit to your billing account.

What exclusions apply to the Azure Key Vault SLA?

Requests that fail because they exceed Key Vault's documented transaction throttling limits (per-vault, per-region request caps) are not counted as downtime, and HSM-backed key operations that depend on bring-your-own-key (BYOK) ceremonies are out of scope.

Why is it difficult to get refunds for Key Vault outages manually?

Security and identity services fail quietly. A Key Vault disruption may not crash anything visible — it just causes authentication latency, silent permission denials, or policy-propagation delays that surface as user-reported bugs. Proving an SLA breach for Key Vault requires logs that capture these symptoms at request granularity, which most teams don't retain by default.

Related Azure SLA guides

Other Azure services creditable through the same portal-based billing request process:

• Azure Entra ID SLA credits — Security
• Azure Virtual Machines SLA credits — Compute
• Azure Blob Storage SLA credits — Storage
• Azure SQL Database SLA credits — Database

Recover Azure credits without a portal grind

Azure billing support requests for Key Vault aren't difficult to file — they're tedious. Each one takes the same kind of subscription-ID, resource-ID, timestamp, and uptime-calculation packaging, repeated for every incident across every subscription you own.

Next Signal detects Key Vault SLA breaches across your Azure tenants, packages the credit request in the format Microsoft expects, and submits it. See how it works or start a free trial.