Guidelines for Tier 1, Tier 2, Tier 3, Tier 4, and Tier 5 environments deployed in Microsoft’s subscription
Customers who purchase a Dynamics 365 for Operations or Dynamics 365 for Finance and Operations, Enterprise edition subscription can deploy a Tier 1, Tier 2, Tier 3, Tier 4, or Tier 5 environment in the LCS Implementation project provisioned for their tenant and use it for development and testing.