Certain types of organizations aren't eligible for Microsoft Teams free. The good news is that you may be eligible for a free trial—or you might already have access to Teams! Read on.
If you're signed in to an Office 365 work or school account, you won't be able to sign up for Teams free. But, your organization may already be using Teams, or be eligible for a 1 year free trial. Go to Teams on the web and sign in to see if you're eligible.
Accounts at schools or other academic institutions aren't eligible for this Teams free offer. However, teachers and students are eligible for a free version of Office 365 that includes a full version of Microsoft Teams, and more. For info, visit Office in education.
Accounts at U.S. government institutions aren't eligible for this Teams free offer, due to their unique requirements. To learn about Office 365 plans for government organizations (including a free trial), see Office 365 U.S. Government.