Which Microsoft 365 plans include Defender for Office 365 Plan 1?
28 licenses in this catalog include Defender for Office 365 Plan 1, and 3 more licenses list it as partial, announced, an add-on or to verify.
Lowest-priced way to get it among Enterprise & Business licenses: Microsoft 365 Business Premium at $22.00 per user/month, for up to 300 users. Without a seat limit: Office 365 E3 at $26.00 per user/month.
Find the cheapest plan for Defender for Office 365 Plan 1 and other features- Product area
- Threat protection
- Included
- 28 licenses
- Partial, announced or add-on
- 1 partial or announced
- To verify
- 2 licenses
Every license that lists Defender for Office 365 Plan 1
31 licenses, by how they include it. Prices are US list prices per user/month with an annual commitment unless they say otherwise.
- Included
- Included at that level
- Add-on
- Partial or announced
- Unclear in the sources; verify before buying
- Not included
Included, 28
| License | Coverage | US list price |
|---|---|---|
| Microsoft Defender Suite for Microsoft 365 Business PremiumAdd-on. Requires Microsoft 365 Business Premium. | Included | $10.00 per user/month |
| Microsoft Defender SuiteAdd-on. Requires Microsoft 365 E3. | Included | $12.00 per user/month |
| Microsoft Defender and Purview Suites for Microsoft 365 Business PremiumAdd-on. Requires Microsoft 365 Business Premium. | Included | $15.00 per user/month |
| Office 365 E3 (no Teams)Office 365 Enterprise | Included | $17.45 per user/month |
| Microsoft 365 Business Premium (no Teams)Microsoft 365 Business | Included | $18.79 per user/month |
| Microsoft 365 Business PremiumMicrosoft 365 Business | Included | $22.00 per user/month |
| Office 365 E3Office 365 Enterprise | Included | $26.00 per user/month |
| Microsoft 365 E3 (no Teams)Microsoft 365 Enterprise | Included | $30.45 per user/month |
| Microsoft 365 Business Premium with CopilotMicrosoft 365 Business | Included | $32.00 per user/month |
| Office 365 E5 (no Teams)Office 365 Enterprise | Included | $32.45 per user/month |
| Microsoft 365 E3Microsoft 365 Enterprise | Included | $39.00 per user/month |
| Office 365 E5Office 365 Enterprise | Included | $41.00 per user/month |
| Microsoft 365 E5 (no Teams)Microsoft 365 Enterprise | Included | $51.45 per user/month |
| Microsoft 365 E5Microsoft 365 Enterprise | Included | $60.00 per user/month |
| Microsoft 365 E7 (no Teams)Microsoft 365 Enterprise | Included | $90.45 per user/month |
| Microsoft 365 E7Microsoft 365 Enterprise | Included | $99.00 per user/month |
| Microsoft Defender + Purview Suite FLWAdd-on. Requires one of: Microsoft 365 F1; Microsoft 365 F3. | Included | No published list price |
| Microsoft Defender Suite FLWAdd-on. Requires one of: Microsoft 365 F1; Microsoft 365 F3. | Included | No published list price |
| Microsoft 365 A5Microsoft 365 Education | Included | No published list price |
| Microsoft Defender Suite EduAdd-on. Requires Microsoft 365 A3. | Included | No published list price |
| Office 365 A3Microsoft 365 Education | Included | No published list price |
| Office 365 A5Microsoft 365 Education | Included | No published list price |
| Microsoft 365 G3 — DoDMicrosoft 365 Government | Included | No published list price |
| Microsoft 365 G3 — GCCMicrosoft 365 Government | Included | No published list price |
| Microsoft 365 G3 — GCC HighMicrosoft 365 Government | Included | No published list price |
| Microsoft 365 G5 — GCCMicrosoft 365 Government | Included | No published list price |
| Microsoft 365 G5 — GCC HighMicrosoft 365 Government | Included | No published list price |
| Office 365 G3Microsoft 365 Government | Included | No published list price |
Feature availability varies across GCC, GCC High, and DoD; inherited commercial coverage is shown only as an unverified comparison baseline.
Partial or announced, 1
| License | Coverage | US list price |
|---|---|---|
| Microsoft 365 G5 — DoDMicrosoft 365 Government | ~ Announced; availability not confirmed | No published list price |
Feature availability varies across GCC, GCC High, and DoD; inherited commercial coverage is shown only as an unverified comparison baseline.
To verify, 2
| License | Coverage | US list price |
|---|---|---|
| Microsoft Defender Suite GovAdd-on. Requires Microsoft 365 G3 — GCC. | ? Verify against the selected government cloud | No published list price |
| Office 365 G5Microsoft 365 Government | ? Verify against the selected government cloud | No published list price |
Feature availability varies across GCC, GCC High, and DoD; inherited commercial coverage is shown only as an unverified comparison baseline.
Sources
Checked cell by cell
- Office 365 E3: Included, checked November 1, 2026Service plan reference CSV: Office 365 E3 (ENTERPRISEPACK) includes ATP_ENTERPRISE, Microsoft Defender for Office 365 (Plan 1); absent in the August 2025 version.Microsoft Learn: licensing-service-plan-reference (opens in a new tab)
- Microsoft 365 G3 — GCC: Included, checked November 1, 2026Service plan reference CSV: Microsoft 365 G3 GCC (M365_G3_GOV) includes ATP_ENTERPRISE, Microsoft Defender for Office 365 (Plan 1); absent in the August 2025 version.Microsoft Learn: licensing-service-plan-reference (opens in a new tab)
Announced, availability not confirmed
- Microsoft 365 G5 — DoD: announced December 4, 2025, checked November 1, 2026The service plan CSV has no Microsoft 365 G5 DoD SKU listing Defender for Office 365 Plan 1.Announcement (opens in a new tab) · Where availability was checked (opens in a new tab)
Licensing sources for the whole catalog
- Microsoft Subscription Suites Licensing Guidance (opens in a new tab)Primary catalog boundary for Enterprise, Frontline, Business, EMS, Education, and Government suites, including E7 and the current Defender and Purview suite names.
- Microsoft 365 Product Terms (opens in a new tab)Current product availability and licensing terms for Microsoft 365 suites, add-ons, no-Teams variants, Copilot, Entra, Defender, Purview, and Viva offers.
- Government Feature Availability (opens in a new tab)Government service availability differs across GCC, GCC High, and DoD, so commercial inheritance is treated as an unverified baseline rather than definitive coverage.
2 cells of this feature were checked against the page cited. How the catalog is verified