Microsoft 365 Licensing changes for Unaffiliated Casual Employees effective December 5, 2025
Posted on
November 19, 2025
Please share the following with your teams.
As part of 91ÑÇɫ’s ongoing efforts to manage resources responsibly, we are updating Microsoft 365 licencing for unaffiliated casual employees.Ìý As of December 5, unaffiliated casual employee groups listed below will be assigned A1 licenses instead of A3 licenses.
Unaffiliated casual employee currently assigned A3 licenses willÌýnot beÌýaffected andÌýwillÌýbe converted to A1 licensesÌýat aÌýlaterÌýdate.
Please inform any affected casual employees about this change before DecemberÌý5, 2025.
This changeÌýshouldÌýhaveÌýminimalÌýimpact onÌýyour team.
If a casual employee needs an A3 license for specific duties, you can request one by opening a support ticketÌývia askIT@yorku.ca. Include the employee’s Passport 91ÑÇÉ« username and your department’s account-fund-cost centre. The annual cost for an A3 licence is $100Ìýand will beÌýcharged to your department.
More information aboutÌýMicrosoftÌýlicences, including details on the differences between A1 and A3 licencesÌýis available on theÌýUIT website.ÌýWe’veÌýalso included an overview of the differences and a list of the affected employee groups below.
This initiativeÌýsupports our commitment to sustainability and fiscal responsibilityÌýandÌýis expected toÌýproduceÌýapproximately $350,000 in annual savings.
Key differences between a Microsoft A1 and A3 license.
A1
A3
Microsoft Office (Word, Excel, PowerPoint)
Web only
Desktop and Web
Outlook client
Web only
Desktop and Web
Mailbox quota (max. size)
50 GB
100 GB
Charge per Account
No charge
$100 CAD per account per year (inclusive)
Employee groupsÌýto be assignedÌýA1 licence.
UnaffiliatedÌýCasualÌýEmployee Code
Description
CHT
Host Teacher
CCN
Casual Clerical Non-91ÑÇÉ« Student
CCY
Casual Clerical 91ÑÇÉ« Student
CNN
Casual Non-Clerical Non-91ÑÇÉ« Student
CNY
Casual Non-Clerical 91ÑÇÉ« Student
CRN
Casual Research Assistant Non-91ÑÇÉ« Student
CRY
Casual Research Assistant 91ÑÇÉ« Student
CCC
Research Casual Non-TRT
CCM
Non-Research Casual Non-TRT
CHY
Casual Hourly Paid 91ÑÇÉ« Student
CHN
Casual Hourly Paid NotÌýAÌý91ÑÇÉ« Student
We appreciate your cooperation as we work toÌýoptimizeÌýour Microsoft 365 environment and ensure responsible stewardship ofÌýUniversityÌýresources.
