Quick take: This licensing update is not just about price movement. It changes the value line between Microsoft 365 Business Premium, Microsoft 365 E3, and Microsoft 365 E5. Business Premium gets a major mailbox storage improvement, E3 raises the security baseline with Defender for Office 365 Plan 1, and eligible E5 customers get access to included Security Copilot capabilities that make the suite more compelling for AI-assisted security and endpoint operations.

Microsoft licensing changes are not exactly new. Every few years, Microsoft adjusts packaging, pricing, or entitlement boundaries in ways that require customers, partners, and consultants to pause and reassess what is actually included.

The July 2026 Microsoft 365 commercial pricing and packaging updates are one of those moments.

At first glance, this may look like another pricing update. But when you look closer, the more interesting story is not just the price movement. It is the shift in bundled value across Microsoft 365 Business Premium, Microsoft 365 E3, and Microsoft 365 E5. Business Premium gains a major mailbox storage improvement without a listed price increase, E3 gains Microsoft Defender for Office 365 Plan 1, and eligible E5 customers gain included Security Copilot capabilities alongside more advanced Intune capabilities.

Microsoft's published update states that pricing changes are effective July 1, 2026, while packaging updates begin rolling out in 2026 with tenant notification through Message Center. For organizations that have been on autopilot with licensing, this is a good time to stop and reassess.

Renewal timing matters: Microsoft's FAQ notes that existing customers will generally see new pricing at their next renewal after July 1, 2026. Organizations with multi-year agreements, CSP subscriptions, Enterprise Agreements, or other negotiated terms should validate timing with their licensing provider instead of assuming every tenant changes on the same day.

The Headline: This Is More Than a Price Increase

Microsoft's July 2026 update affects multiple commercial suites, including Enterprise, Business, Frontline, Government commercial equivalents, and some standalone components. Microsoft's FAQ explains that the update reflects investments across security, compliance, productivity, AI, and IT management, with new additions around AI, security, and Intune capabilities.

That matters because the value comparison between SKUs is changing.

• Small and midsize organizations often landed on Microsoft 365 Business Premium.
• Larger organizations often defaulted to Microsoft 365 E3.
• Security-focused or highly regulated organizations often evaluated Microsoft 365 E5.

Those patterns still make sense in many cases, but the July 2026 changes make the decision more nuanced. In some cases, customers may get more value from staying where they are. In other cases, the new bundle additions may make an upgrade conversation more practical than it was before.

Microsoft 365 Business Premium: The Quiet Winner for SMBs

One of the most important changes is the update to Microsoft 365 Business Premium.

Microsoft 365 Business Premium remains at $22 per user/month while Exchange mailbox storage increases from 50 GB to 100 GB. Microsoft's public pricing page also lists Microsoft 365 Business Premium at $22.00 with no listed increase for the Teams-included Business Premium SKU effective July 1, 2026.

Why this matters: Mailbox storage is not glamorous, but it is one of the practical limits users notice quickly. Moving from 50 GB to 100 GB removes a common friction point for many SMB customers.

For years, one of the common differences between Business Premium and many enterprise licensing conversations was mailbox size. Business Premium already offered a strong SMB security and management stack, including productivity apps, Intune, Entra ID Plan 1 capabilities, Defender for Business, and security controls that are often more than enough for many small and mid-sized organizations.

But mailbox storage has always been one of those practical, non-glamorous constraints that users notice quickly.

Moving Business Premium mailboxes from 50 GB to 100 GB reduces one of the friction points that sometimes pushed customers toward enterprise plans or add-on storage strategies. For SMBs that are under the 300-seat Business Premium limit, this makes Business Premium even more attractive as a complete productivity, security, and device management platform.

Consultant Perspective

For consulting assessments, this means Business Premium deserves another look before assuming E3 is the next step.

If a customer is under 300 users and their primary pain points are endpoint security, device management, identity protection, productivity apps, and now mailbox size, Business Premium may remain the most cost-effective fit. The mailbox increase removes a common objection and strengthens the case for staying on Business Premium unless the organization needs enterprise-specific features, advanced compliance, advanced analytics, or larger scale requirements.

Microsoft 365 E3: Defender for Office 365 Plan 1 Changes the Baseline

The E3 story is also important.

Microsoft 365 E3 increases from $36.00 to $39.00 per user/month, and Office 365 E3 increases from $23.00 to $26.00 per user/month. Microsoft 365 E3 now includes Microsoft Defender for Office 365 Plan 1. Microsoft's public pricing update similarly lists Microsoft Defender for Office 365 Plan 1 as a new addition for Office 365 E3 and Microsoft 365 E3.

This is a big deal because email security is still one of the most common threat entry points for organizations.

Microsoft Defender for Office 365 Plan 1 includes capabilities such as Safe Links, Safe Attachments, anti-phishing policies, protection for SharePoint, OneDrive, and Teams, and real-time reports according to Microsoft's Defender for Office 365 service description. That service description also states that Defender for Office 365 Plan 1 is included with Office 365 E3 and Microsoft 365 E3 effective July 1, 2026.

This changes the baseline conversation for E3 tenants.

Previously, many E3 customers had to separately justify Defender for Office 365 Plan 1 or Plan 2 depending on their requirements. With Plan 1 included, E3 becomes a stronger security baseline out of the box. It does not make every E3 tenant "done" from an email security standpoint, but it does reduce the gap between standard productivity licensing and modern phishing and malicious link protection.

What This Means in Practice

For E3 customers, this should trigger a review of:

• Existing third-party email security tools
• Current Defender for Office 365 add-ons
• Safe Links and Safe Attachments configuration
• Anti-phishing policy design
• User reporting workflows
• Security operations visibility
• Licensing overlap

The key question becomes: are you already paying separately for capabilities that are now becoming part of the E3 baseline?

That does not automatically mean a third-party solution should be removed. In some environments, layered security remains appropriate. But it does mean the business case should be reviewed.

Microsoft 365 E3 Also Gets More Intune Value

Microsoft announced additional Intune capabilities for eligible Microsoft 365 E3 customers as part of the packaging update rollout, including Intune Remote Help, Intune Advanced Analytics, Intune Plan 2 capabilities, and Endpoint Privilege Management. Microsoft's public pricing page also lists Microsoft 365 E3 additions including Intune Remote Help, Intune Advanced Analytics, Intune Plan 2, Copilot Chat enhancements, and Copilot Chat Analytics.

This is another area where the value conversation changes.

Endpoint management has become far more than basic device enrollment. Organizations are now looking at remote support, endpoint analytics, specialty device scenarios, mobile application tunneling, privilege elevation, application management, and better user experience insights.

For E3 customers, the inclusion of more Intune capability can help reduce the need for certain add-ons or separate tools, depending on what the organization is already using.

Consultant Perspective

This is where assessments become valuable.

Customers should not simply assume that because a capability is included, they are automatically benefiting from it. Entitlement is not the same thing as implementation.

A practical Intune review should look at:

• Whether Remote Help is configured and operationally supported
• Whether Advanced Analytics is being used to improve endpoint experience
• Whether Intune Plan 2 features address real device or app management needs
• Whether Endpoint Privilege Management fits the organization's least-privilege strategy
• Whether existing remote support or endpoint management tools overlap with new entitlements

Licensing gives you the right to use a capability. It does not build the process, policy, support model, or rollout plan for you.

Microsoft 365 E5: Security Copilot and Advanced Intune Capabilities Become Part of the Story

Microsoft 365 E5 also changes meaningfully.

Microsoft 365 E5 increases from $57.00 to $60.00 per user/month, while Office 365 E5 increases from $38.00 to $41.00 per user/month. Microsoft 365 E5 adds included Security Copilot capabilities for eligible customers alongside Endpoint Privilege Management, Microsoft Cloud PKI, and Enterprise Application Management. Microsoft's public pricing page lists Microsoft 365 E5 additions as Security Copilot, Intune Endpoint Privilege Management, Microsoft Cloud PKI, and Intune Enterprise Application Management.

This makes E5 more than just "E3 plus advanced security."

E5 has long been the licensing tier for organizations needing advanced security, compliance, analytics, voice, and identity capabilities. But the inclusion of Security Copilot moves E5 into a different type of discussion: not just security controls, but AI-assisted security and IT operations.

Microsoft's Security Copilot documentation states that eligible Microsoft 365 E5 and E7 customers get Security Copilot at no additional cost as part of their license. It also states that included capabilities cover chat, promptbook, and agentic scenarios across Microsoft Entra, Microsoft Intune, Microsoft Purview, Microsoft Defender, and the standalone Security Copilot portal.

Strategic shift: E5 is increasingly about operationalizing security capabilities across identity, endpoint, data, and threat protection, not simply buying a larger bundle of features.

The Security Copilot Angle

Security Copilot has the potential to help security and IT teams work more efficiently across areas such as:

• Phishing triage
• Incident investigation
• Identity risk review
• Conditional Access policy analysis
• Data security investigation
• Endpoint management
• Vulnerability and remediation workflows

Microsoft's Security Copilot inclusion documentation also states that customers can use Security Copilot scenarios across Microsoft Defender, Entra, Purview, Intune, and the standalone Security Copilot portal.

For organizations already invested in Microsoft Defender XDR, Microsoft Intune, Microsoft Purview, and Microsoft Entra, this makes E5 increasingly compelling because the AI layer is being added across tools they may already use.

The Real-World Licensing Question: What Should Customers Do Now?

The biggest mistake customers can make with licensing changes is treating them as purely commercial events.

Yes, pricing matters. But pricing is only part of the picture.

Given what is now included, are we licensed correctly for how we actually secure, manage, and support our users?

That question should be asked differently depending on the current SKU.

If You Are on Business Premium

Business Premium customers should reassess whether the 100 GB mailbox change solves a previous pain point. Business Premium mailbox storage increases from 50 GB to 100 GB while pricing remains flat at $22 per user/month.

For many SMB customers, that strengthens the case for staying on Business Premium rather than moving to enterprise licensing prematurely.

Recommended review areas:

• Confirm mailbox size requirements
• Evaluate whether users are approaching current mailbox limits
• Review Defender for Business adoption
• Review Intune enrollment and compliance policies
• Review Conditional Access and MFA posture
• Confirm whether any enterprise-only features are truly required

If You Are on E3

E3 customers should reassess their email security and Intune add-on strategy. E3 now includes Microsoft Defender for Office 365 Plan 1 and adds Intune-related capabilities for eligible customers as part of the packaging update rollout.

Recommended review areas:

• Identify overlapping Defender for Office 365 add-ons
• Review Safe Links and Safe Attachments policies
• Compare current email security tooling against the new baseline
• Assess Intune Remote Help use cases
• Review endpoint analytics and privilege management requirements
• Revisit whether E3 now covers previously separate needs

If You Are on E5

E5 customers should assess whether included Security Copilot capabilities and advanced Intune capabilities can be operationalized. For eligible Microsoft 365 E5 customers, the updated value story includes Security Copilot capabilities alongside Endpoint Privilege Management, Microsoft Cloud PKI, and Enterprise Application Management.

Recommended review areas:

• Determine which teams and roles should use Security Copilot
• Review role-based access and governance
• Identify practical security and IT workflows for Copilot usage
• Review Cloud PKI opportunities
• Evaluate Enterprise Application Management fit
• Align Endpoint Privilege Management with least privilege goals
• Confirm whether current tools overlap with newly included features

A Simple Way to Frame the Changes

Here is the practical way I would summarize the July 2026 changes:

SKU	What Changed	Why It Matters
Microsoft 365 Business Premium	Mailbox storage increases from 50 GB to 100 GB, while listed price remains $22 per user/month.	Strengthens Business Premium as a complete SMB platform and removes a common mailbox limitation.
Microsoft 365 E3	Adds Microsoft Defender for Office 365 Plan 1 and additional Intune capabilities for eligible customers.	Raises the security and endpoint management baseline for enterprise customers.
Microsoft 365 E5	Adds included Security Copilot capabilities for eligible customers and more advanced Intune capabilities.	Moves E5 further into AI-assisted security, identity, endpoint, and compliance operations.

Licensing Disclaimer

Important: Pricing and licensing should always be validated against Microsoft's official licensing resources, the Microsoft Product Terms, your Cloud Solution Provider, Enterprise Agreement, or reseller agreement. Microsoft's public pricing page notes that pricelist pricing is subject to change and may vary by country and currency.

This post is intended as a practical consultant-level interpretation of the announced July 2026 Microsoft 365 packaging and pricing updates, not a binding quote, licensing contract, or legal interpretation. Always confirm final pricing, renewal timing, tenant eligibility, and feature availability through official Microsoft channels and your licensing provider.

Final Thoughts

The July 2026 Microsoft 365 licensing changes are worth more attention than a quick "prices are going up" reaction.

For Business Premium, the mailbox increase makes an already strong SMB license even stronger. For E3, Defender for Office 365 Plan 1 changes the security baseline and may reduce the need for some separate email security licensing. For eligible E5 customers, Security Copilot and advanced Intune capabilities make the SKU more tightly aligned with modern security operations, endpoint management, and AI-assisted administration.

The real opportunity is not just understanding what changed.

The real opportunity is using these changes as a reason to reassess whether each customer's licensing still matches their actual needs.

For consultants, IT leaders, and Microsoft 365 administrators, this is exactly the kind of update that should trigger a licensing baseline review, a security capability review, and a practical roadmap conversation.

Because in Microsoft 365, the question is rarely just "what does it cost?"

Are we actually using what we are already entitled to, and are we paying separately for something Microsoft has now bundled into the license?

That is where the real value of this licensing change will be found.

References

• Microsoft 365 Pricing and Packaging Updates
• Microsoft 365 Packaging and Pricing Updates FAQ
• Microsoft Defender for Office 365 service description
• Security Copilot inclusion for Microsoft 365 E5 and E7 customers
• Security Copilot auto-provisioning documentation