diff --git a/google_permissions/README.md b/google_permissions/README.md
index bc6745c2..4dbf0a14 100644
--- a/google_permissions/README.md
+++ b/google_permissions/README.md
@@ -66,13 +66,13 @@ module "permissions" {
 | <a name="input_app_code"></a> [app\_code](#input\_app\_code) | The application code for the permissions. See https://github.com/mozilla-services/inventory/blob/master/application_component_registry.csv. | `string` | `""` | no |
 | <a name="input_developer_ids"></a> [developer\_ids](#input\_developer\_ids) | List of developer IDs to add to the project. | `list(string)` | `[]` | no |
 | <a name="input_entitlement_data"></a> [entitlement\_data](#input\_entitlement\_data) | The entitlement data for the project. | <pre>object({<br/>    enabled          = bool<br/>    additional_roles = list(string)<br/>    additional_entitlements = list(object({<br/>      name       = string<br/>      roles      = list(string)<br/>      principals = list(string)<br/>      approval_workflow = optional(object({<br/>        principals = list(string)<br/>      }))<br/>    }))<br/>  })</pre> | <pre>{<br/>  "additional_entitlements": [],<br/>  "additional_roles": [],<br/>  "enabled": false<br/>}</pre> | no |
-| <a name="input_entitlement_enabled"></a> [entitlement\_enabled](#input\_entitlement\_enabled) | Whether or not to enable entitlements. | `bool` | `false` | no |
 | <a name="input_entitlement_slack_topic"></a> [entitlement\_slack\_topic](#input\_entitlement\_slack\_topic) | The name of the pubsub topic to use for slack notifications. | `string` | `""` | no |
 | <a name="input_feed_id"></a> [feed\_id](#input\_feed\_id) | The ID of the feed to be created | `string` | `"grant_feed"` | no |
 | <a name="input_folder_roles"></a> [folder\_roles](#input\_folder\_roles) | List of roles to apply at the folder level. Also used as the roles in the entitlement. | `list(string)` | `[]` | no |
 | <a name="input_google_folder_id"></a> [google\_folder\_id](#input\_google\_folder\_id) | The ID of the folder to create the project in. | `string` | n/a | yes |
 | <a name="input_google_nonprod_project_id"></a> [google\_nonprod\_project\_id](#input\_google\_nonprod\_project\_id) | The ID of the nonprod project. | `string` | `""` | no |
 | <a name="input_google_prod_project_id"></a> [google\_prod\_project\_id](#input\_google\_prod\_project\_id) | The ID of the prod project. | `string` | `""` | no |
+| <a name="input_legacy_admin_entitlement_01"></a> [legacy\_admin\_entitlement\_01](#input\_legacy\_admin\_entitlement\_01) | Whether this module keeps the tenant's legacy default admin entitlement<br/>(admin-entitlement-01).<br/>Set to true only in stacks that already have the legacy admin-entitlement-01, to keep it.<br/>New tenants should leave it false. | `bool` | `false` | no |
 | <a name="input_nonprod_roles"></a> [nonprod\_roles](#input\_nonprod\_roles) | List of roles to apply to the nonprod project. | `list(string)` | `[]` | no |
 | <a name="input_prod_roles"></a> [prod\_roles](#input\_prod\_roles) | List of roles to apply to the prod project. | `list(string)` | `[]` | no |
 | <a name="input_viewer_ids"></a> [viewer\_ids](#input\_viewer\_ids) | List of viewer IDs to add to the project. | `list(string)` | `[]` | no |
diff --git a/google_permissions/examples/entitlement_basic/locals.tf b/google_permissions/examples/entitlement_basic/locals.tf
index ce7592b6..fa952240 100644
--- a/google_permissions/examples/entitlement_basic/locals.tf
+++ b/google_permissions/examples/entitlement_basic/locals.tf
@@ -6,6 +6,5 @@ locals {
   tenant_entitlements       = data.terraform_remote_state.platform_shared.outputs.tenant_entitlements[local.application]
   google_prod_project_id    = local.tenant_entitlements.prod
   google_nonprod_project_id = local.tenant_entitlements.nonprod
-  entitlement_enabled       = local.tenant_entitlements.entitlements.enabled
   entitlement_data          = local.tenant_entitlements.entitlements
 }
diff --git a/google_permissions/examples/entitlement_basic/permissions.tf b/google_permissions/examples/entitlement_basic/permissions.tf
index e1b4ecef..ff989faf 100644
--- a/google_permissions/examples/entitlement_basic/permissions.tf
+++ b/google_permissions/examples/entitlement_basic/permissions.tf
@@ -5,8 +5,7 @@ module "permissions" {
   // the appcode (aka application or tenant name) is used to create the workgroups and entitlements if used
   app_code = local.application
 
-  entitlement_enabled = local.entitlement_enabled
-  entitlement_data    = local.entitlement_data
+  entitlement_data = local.entitlement_data
 
   google_folder_id = local.project.folder.id
 
diff --git a/google_permissions/main.tf b/google_permissions/main.tf
index 1b78bc8e..32fa723f 100644
--- a/google_permissions/main.tf
+++ b/google_permissions/main.tf
@@ -67,7 +67,6 @@ resource "google_project_iam_member" "developers_secretmanager_secretVersionAdde
 
 // if admin_only is true OR var.use_entitlements is true, we don't create these permissions at all
 resource "google_folder_iam_binding" "owner" {
-  #count   = var.admin_only || var.entitlement_enabled == true ? 0 : 1
   folder  = var.google_folder_id
   role    = "roles/owner"
   members = module.admins_workgroup.members
diff --git a/google_permissions/pam_entitlement.tf b/google_permissions/pam_entitlement.tf
index c9076211..0ed09580 100644
--- a/google_permissions/pam_entitlement.tf
+++ b/google_permissions/pam_entitlement.tf
@@ -83,11 +83,18 @@ locals {
   }
 }
 
-
+# legacy_admin_entitlement_01 only keeps an existing admin-entitlement-01; it must never create one.
+# This read fails the plan with "... not found" for a tenant that doesn't already have it.
+data "google_privileged_access_manager_entitlement" "legacy_admin_entitlement_01_must_exist" {
+  for_each       = var.legacy_admin_entitlement_01 ? toset(local.environments) : toset([])
+  parent         = "projects/${each.value == "prod" ? var.google_prod_project_id : var.google_nonprod_project_id}"
+  location       = "global"
+  entitlement_id = local.default_admin_entitlement_name
+}
 
 # now we handle the additional entitlements - these need to be created for BOTH environments
 resource "google_privileged_access_manager_entitlement" "default_prod_entitlement" {
-  count                = var.entitlement_enabled && (var.google_prod_project_id != "") ? 1 : 0
+  count                = var.legacy_admin_entitlement_01 && (var.google_prod_project_id != "") ? 1 : 0
   entitlement_id       = local.default_admin_entitlement_name
   location             = "global"
   max_request_duration = "${local.max_allowed_request_duration}s"
@@ -139,7 +146,7 @@ resource "google_privileged_access_manager_entitlement" "default_prod_entitlemen
 
 # now we handle the additional entitlements - these need to be created for BOTH environments
 resource "google_privileged_access_manager_entitlement" "default_nonprod_entitlement" {
-  count                = var.entitlement_enabled && (var.google_nonprod_project_id != "") ? 1 : 0
+  count                = var.legacy_admin_entitlement_01 && (var.google_nonprod_project_id != "") ? 1 : 0
   entitlement_id       = local.default_admin_entitlement_name
   location             = "global"
   max_request_duration = "${local.max_allowed_request_duration}s"
@@ -188,10 +195,12 @@ resource "google_privileged_access_manager_entitlement" "default_nonprod_entitle
   #  }
 }
 
+# Not gated on entitlement_enabled, so tenants can add these without the legacy default
+# entitlement.
 resource "google_privileged_access_manager_entitlement" "additional_entitlements" {
-  for_each = var.entitlement_enabled ? {
+  for_each = {
     for entitlement in local.additional_entitlements : entitlement.key => entitlement
-  } : {}
+  }
   entitlement_id       = each.value.entitlement.name
   location             = "global"
   max_request_duration = "${local.max_allowed_request_duration}s"
@@ -241,7 +250,7 @@ resource "google_privileged_access_manager_entitlement" "additional_entitlements
 // ref: https://stackoverflow.com/questions/63785247/gcp-managed-service-account-is-not-created-for-cloud-asset-api
 //
 resource "google_project_service_identity" "cloud_asset_sa" {
-  for_each = var.entitlement_enabled && var.entitlement_slack_topic != "" ? toset(local.environments) : []
+  for_each = var.entitlement_slack_topic != "" ? toset(local.environments) : []
   provider = google-beta
   project  = each.value == "nonprod" ? var.google_nonprod_project_id : var.google_prod_project_id
   service  = "cloudasset.googleapis.com"
@@ -249,7 +258,7 @@ resource "google_project_service_identity" "cloud_asset_sa" {
 
 // Create a feed that sends notifications about network resource updates.
 resource "google_cloud_asset_project_feed" "project_feed" {
-  for_each     = var.entitlement_enabled && var.entitlement_slack_topic != "" ? toset(local.environments) : []
+  for_each     = var.entitlement_slack_topic != "" ? toset(local.environments) : []
   project      = each.value == "nonprod" ? var.google_nonprod_project_id : var.google_prod_project_id
   feed_id      = var.feed_id
   content_type = "RESOURCE"
@@ -267,14 +276,14 @@ resource "google_cloud_asset_project_feed" "project_feed" {
 
 # custom role for JIT access - created at the org level
 resource "google_project_iam_member" "developers_jitaccess_nonprod" {
-  for_each = var.entitlement_enabled && var.google_nonprod_project_id != "" ? toset(module.developers_workgroup.members) : toset([])
+  for_each = var.legacy_admin_entitlement_01 && var.google_nonprod_project_id != "" ? toset(module.developers_workgroup.members) : toset([])
   project  = var.google_nonprod_project_id
   role     = local.jit_access_user_role
   member   = each.value
 }
 
 resource "google_project_iam_member" "developers_jitaccess_prod" {
-  for_each = var.entitlement_enabled && var.google_prod_project_id != "" ? toset(module.developers_workgroup.members) : toset([])
+  for_each = var.legacy_admin_entitlement_01 && var.google_prod_project_id != "" ? toset(module.developers_workgroup.members) : toset([])
   project  = var.google_prod_project_id
   role     = local.jit_access_user_role
   member   = each.value
diff --git a/google_permissions/variables.tf b/google_permissions/variables.tf
index 27cb0c54..41ba5da3 100644
--- a/google_permissions/variables.tf
+++ b/google_permissions/variables.tf
@@ -4,8 +4,13 @@ variable "app_code" {
   default     = ""
 }
 
-variable "entitlement_enabled" {
-  description = "Whether or not to enable entitlements."
+variable "legacy_admin_entitlement_01" {
+  description = <<-EOT
+    Whether this module keeps the tenant's legacy default admin entitlement
+    (admin-entitlement-01).
+    Set to true only in stacks that already have the legacy admin-entitlement-01, to keep it.
+    New tenants should leave it false.
+  EOT
   type        = bool
   default     = false
 }
diff --git a/google_permissions/versions.tf b/google_permissions/versions.tf
index 37ea1d76..42c60def 100644
--- a/google_permissions/versions.tf
+++ b/google_permissions/versions.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     google = {
       source  = "hashicorp/google"
-      version = ">= 6.0, < 8.0"
+      version = ">= 6.5, < 8.0"
     }
     google-beta = {
       source  = "hashicorp/google-beta"