diff --git a/config/externalname.go b/config/externalname.go
index daed26b40e..d5b50bbdc6 100644
--- a/config/externalname.go
+++ b/config/externalname.go
@@ -1118,9 +1118,9 @@ var TerraformPluginSDKExternalNameConfigs = map[string]config.ExternalName{
 	// eks
 	//
 	// import EKS access entry using the cluster_name and principal_arn separated by a colon (:).
-	"aws_eks_access_entry": FormattedIdentifierFromParameters(":", "cluster_name", "principal_arn"),
+	"aws_eks_access_entry": TemplatedStringAsIdentifierWithNoName("{{ .parameters.cluster_name }}:{{ .parameters.principal_arn }}"),
 	// import EKS access entry using the cluster_name principal_arn and policy_arn separated by a (#) which the tf provider docs incorrectly describe as a colon.
-	"aws_eks_access_policy_association": FormattedIdentifierFromParameters("#", "cluster_name", "principal_arn", "policy_arn"),
+	"aws_eks_access_policy_association": TemplatedStringAsIdentifierWithNoName("{{ .parameters.cluster_name }}#{{ .parameters.principal_arn }}#{{ .parameters.policy_arn }}"),
 	// "aws_eks_addon": config.TemplatedStringAsIdentifier("addon_name", "{{ .parameters.cluster_name }}:{{ .external_name }}"),
 	// my_cluster:my_eks_addon
 	"aws_eks_addon": FormattedIdentifierFromProvider(":", "cluster_name", "addon_name"),
@@ -2977,12 +2977,6 @@ func getPermissionSetId(tfstate map[string]any) (string, error) {
 // IDs that use elements from the parameters in a certain string format.
 // It should be used in cases where all information in the ID is gathered from
 // the spec and not user defined like name. For example, zone_id:vpc_id.
-//
-// TODO: This should set keys as IdentifierFields, because if they're missing observe-only resources won't work.
-// But that would remove them from spec.initProvider, which would be a breaking schema change for existing resources
-// that we don't have a good way to handle yet.
-//
-// For new resources, prefer using FormattedIdentifierFromParameters instead.
 func FormattedIdentifierFromProvider(separator string, keys ...string) config.ExternalName {
 	e := config.IdentifierFromProvider
 	e.GetIDFn = func(_ context.Context, _ string, parameters map[string]interface{}, _ map[string]interface{}) (string, error) {
@@ -3003,19 +2997,6 @@ func FormattedIdentifierFromProvider(separator string, keys ...string) config.Ex
 	return e
 }
 
-// FormattedIdentifierFromParameters is a helper function to construct Terraform
-// IDs that use elements from the parameters joined by some separator string.
-// It should be used in cases where all information in the ID is gathered from
-// the spec and not user defined like name. For example, zone_id:vpc_id.
-// This function sets the keys as IdentifierFields, which means that they are always required, even for observe-only
-// resources. Because the id is constructed exclusively from the keys, omitting them (even if the external name
-// annotation is set) leaves the provider unable to find the terraform id to use to observe the resource.
-func FormattedIdentifierFromParameters(separator string, keys ...string) config.ExternalName {
-	e := FormattedIdentifierFromProvider(separator, keys...)
-	e.IdentifierFields = append(e.IdentifierFields, keys...)
-	return e
-}
-
 // FormattedIdentifierUserDefinedNameLast is used in cases where the ID is constructed
 // using some of the spec fields as well as a field that users use to name the
 // resource. For example, vpc_id:cluster_name where vpc_id comes from spec
diff --git a/examples/eks/v1beta1/accessentry.yaml b/examples/eks/v1beta1/accessentry.yaml
index 091726e605..85d6aa39ec 100644
--- a/examples/eks/v1beta1/accessentry.yaml
+++ b/examples/eks/v1beta1/accessentry.yaml
@@ -22,7 +22,6 @@ spec:
       name: custom-role
     region: us-east-2
     type: STANDARD
-
 ---
 apiVersion: eks.aws.upbound.io/v1beta1
 kind: AccessPolicyAssociation
@@ -44,8 +43,6 @@ spec:
     policyArn: "arn:aws:eks::aws:cluster-access-policy/AmazonEKSClusterAdminPolicy"
     accessScope:
       type: cluster
-
-
 ---
 apiVersion: iam.aws.upbound.io/v1beta1
 kind: Role
@@ -68,7 +65,6 @@ spec:
           }
         ]
       }
-
 ---
 apiVersion: eks.aws.upbound.io/v1beta1
 kind: Cluster
@@ -91,9 +87,7 @@ spec:
       - subnetIdRefs:
           - name: sample-subnet1
           - name: sample-subnet2
-
 ---
-
 apiVersion: iam.aws.upbound.io/v1beta1
 kind: Role
 metadata:
@@ -116,7 +110,6 @@ spec:
         ]
       }
 ---
-
 apiVersion: iam.aws.upbound.io/v1beta1
 kind: RolePolicyAttachment
 metadata:
@@ -128,9 +121,7 @@ spec:
     policyArn: arn:aws:iam::aws:policy/AmazonEKSClusterPolicy
     roleRef:
       name: access-entry-eks-cluster
-
 ---
-
 apiVersion: ec2.aws.upbound.io/v1beta1
 kind: Subnet
 metadata:
@@ -145,9 +136,7 @@ spec:
     vpcIdRef:
       name: sample-vpc
     cidrBlock: 172.16.10.0/24
-
 ---
-
 apiVersion: ec2.aws.upbound.io/v1beta1
 kind: Subnet
 metadata:
@@ -162,9 +151,7 @@ spec:
     vpcIdRef:
       name: sample-vpc
     cidrBlock: 172.16.11.0/24
-
 ---
-
 apiVersion: ec2.aws.upbound.io/v1beta1
 kind: Subnet
 metadata:
@@ -178,9 +165,7 @@ spec:
     vpcIdRef:
       name: sample-vpc
     cidrBlock: 172.16.12.0/24
-
 ---
-
 apiVersion: ec2.aws.upbound.io/v1beta1
 kind: RouteTable
 metadata:
@@ -194,9 +179,7 @@ spec:
       Name: example
     vpcIdRef:
       name: sample-vpc
-
 ---
-
 apiVersion: ec2.aws.upbound.io/v1beta1
 kind: RouteTableAssociation
 metadata:
@@ -210,9 +193,7 @@ spec:
       name: example
     subnetIdRef:
       name: private-subnet
-
 ---
-
 apiVersion: ec2.aws.upbound.io/v1beta1
 kind: VPC
 metadata:
@@ -226,9 +207,7 @@ spec:
     cidrBlock: 172.16.0.0/16
     tags:
       Name: DemoVpc
-
 ---
-
 apiVersion: ec2.aws.upbound.io/v1beta1
 kind: InternetGateway
 metadata:
@@ -240,9 +219,7 @@ spec:
     region: us-east-2
     vpcIdRef:
       name: sample-vpc
-
 ---
-
 apiVersion: ec2.aws.upbound.io/v1beta1
 kind: DefaultRouteTable
 metadata: