Sourcepass MCOE Blog

Microsoft Purview Suite for Data Governance in M365 | Sourcepass MCOE

Written by Nicole Walker | May 26, 2026, 2:00:06 PM

Most Microsoft 365 environments have grown faster than their data governance strategy.

Microsoft Purview Suite helps organizations manage classification, data loss prevention, retention, audit, and eDiscovery across Microsoft 365 from a single platform. 

Collaboration scaled quickly, but classification and enforcement did not. Sensitive data spread across mailboxes, chats, files, and endpoint. Controls with inconsistent and visibility was limited. 

The consequences show up during audits, investigations, and legal requests. In those moments, tracing data access and movement takes longer than expected. 

AI did not introduce this risk, it increased it. Tools like Copilot surface information at a speed that exposes weak labeling, incomplete data loss prevention, and limited audit coverage. 

Microsoft Purview Suite provides the governance layer needed to regain control. It brings labeling, data loss prevention, retention, inside risk, audit, and eDiscovery together across Microsoft 365. 

 

What Microsoft Purview Suite Includes 

 

Microsoft Purview Suite is the renamed version of the former E5 Compliance add-on. Microsoft changed the name in late 2025, but the underlying capabilities stayed the same.

The suite consolidates the core data governance and compliance controls most organizations rely on.

 

Microsoft Purview Information Protection and Data Loss Prevention

 

Sensitivity labels allow organizations to classify data based on risk and sensitivity. Auto labeling and content marking help apply those classifications consistently.

Data Loss Prevention policies enforce protection across:

  • Exchange email

  • SharePoint and OneDrive files 

  • Microsoft Teams, including shared channels

  • Endpoints and supported browsers

Policies are label-aware. This means protection follows the data rather than relying only on location.

Data Lifecycle and Records Management

 

Retention labels and policies define how long data is kept and when it should be deleted. Legal hold integration ensures content is preserved correctly during investigations or litigation.

This helps organizations reduce regulatory risk and manage long-term storage growth.

 

Insider Risk Management and Communication Compliance

 

Insider Risk Management detects risky behavior such as mass downloads or data exfiltration. Adaptive protection can automatically restrict actions as risk increases.

Communication Compliance monitors messages for policy violations while maintaining privacy safeguards.

 

Microsoft Purview Audit Standard and Audit Premium

 

Audit provides visibility into user and administrative activity across Microsoft 365.

Audit Premium extends log retention and captures high-value events, including privileged actions. For organizations using AI tools, this is where interaction logging becomes visible and searchable.

 

eDiscovery Premium

 

Microsoft retired the classic eDiscovery tools in August 2025. eDiscovery Premium is now the unified experience.

It supports:

  • Legal holds

  • Data collections

  • Review sets and analytics

  • Export for legal or regulatory use

Organizations still relying on legacy workflows need to transition.

 

Customer Lockbox

 

Customer Lockbox requires explicit approval before Microsoft support engineers can access tenant content.

This control strengthens vendor access governance and is commonly expected in regulated environments.

 

How to License Microsoft Purview Suite 

 

Purview Suite is available as an add-on for Microsoft 365 E3 and Microsoft 365 Business Premium. The right path depends on your base license, tenant size, and governance requirements. 

Base license

Purview option

Price per user per month

User cap

Microsoft 365 E3

Enterprise Purview Suite

About $12 

None

Business Premium

Purview Suite add-on

$10

300

Business Premium

Defender and Purview bundle 

$15

300

Microsoft 365 E5

Included natively

No add-on needed

None 

 

 

 

 

 

Microsoft 365 E3 Plus Purview Suite

 

Are you on Microsoft 365 E3, or Office 365 E3 with Enterprise Mobility and Security E3? You can add the enterprise Purview Suite for about $12 per user per month.

This provides full governance capabilities without moving all users to E5. After the July 2026 pricing updates, E3 plus Purview Suite typically remains at a lower cost than E5 while covering core compliance needs.

 

 

 

Microsoft Purview Suite Add-Ons for Business Premium

 

Business Premium does not qualify for the enterprise Purview Suite. Microsoft introduced add-ons specifically for Business Premium tenants, capped at 300 users.

Purview Suite for Business Premium is available at $10 per user per month. For organizations that also need advanced security capabilities, Microsoft offers a combined Defender and Purview bundle at $15 per user per month. 

The combined bundle delivers most E5 security and compliance capabilities at a much lower cost. It is often where small and mid-sized organizations land. 

 

Microsoft Purview Suite Licensing Requirements

 

A few licensing details are easy to miss: 

  • The enterprise Purview Suite requires E3 or equivalent as a base license
  • Business Premium does not qualify for the enterprise SKU
  • Purview features are licensed per user, including access to shared locations such as Teams and SharePoint
  • When adding Defender Suite to Business Premium, verify which endpoint protection mode is active

 

 

These details affect both cost and compliance. 

 

A Note on Microsoft 365 E5: Organizations already on Microsoft 365 E5 have these Microsoft Purview governance capabilities included natively. There is no separate Purview Suite to add. 

 

How to Deploy Microsoft Purview Suite

 

Most organizations take a phased approach rather than enabling everything at once. 

Organizations typically start with sensitivity labels and retention policies before adding data loss prevention, insider risk management, and advanced auditing. This approach lets you align controls to real workflows first. Enforcement can tighten later, once the business is ready.  

Deployments typically include: 

  • Defining a small, clear sensitivity label taxonomy
  • Enabling mandatory labeling
  • Applying DLP policies to high-risk scenarios like external sharing and Teams collaboration
  • Enabling Audit and eDiscovery early, before they are needed
  • Introducing Insider Risk policies gradually and tuning over time

Legal, security, and IT usually check workflows together to ensure controls align with operational needs. 

 

What Microsoft Purview Suite Replaces

 

Many organizations rely on separate tools for data loss prevention, eDiscovery, insider risk, and compliance tracking. 

Purview Suite often replaces these point solutions. Labels, policies, and audit logs operate on a shared data layer, reducing gaps and extra admin work. 

In many cases, cost savings are paired with simpler administration and more consistent enforcement. 

 

Evaluate Microsoft Purview Suite for your Environment

 

Microsoft Purview Suite gives organizations a clear path to centralize classification, DLP, and audit coverage without requiring a full E5 commitment. Whether you are on E3 or Business Premium, the licensing flexibility exists to match governance capabilities to your actual environment. 

The right option usually depends on what you already own. Your starting point is E3, Business Premium, or E5. 

If you want help evaluating which Purview path fits your tenant or need a licensing review ahead of your next renewal, the Sourcepass MCOE team can walk through your options. 

 

 

 

Related Microsoft 365 Licensing Resources: