diff --git a/docs/data-sources/ecloud_iops.md b/docs/data-sources/ecloud_iops.md
new file mode 100644
index 0000000..81a011f
--- /dev/null
+++ b/docs/data-sources/ecloud_iops.md
@@ -0,0 +1,25 @@
+# ecloud_iops Data Source
+
+This resource represents an eCloud IOPS tier
+
+## Example Usage
+
+```hcl
+data "ecloud_iops" "iops-300" {
+  number = 300
+}
+```
+
+## Argument Reference
+
+- `iops_id`: ID of IOPS tier
+- `availability_zone_id`: ID of Availability Zone that tier is available in
+- `name`: Name of IOPS tier
+- `level`: IOPS level/limit
+
+## Attributes Reference
+
+`id` is set to IOPS tier ID
+
+- `name`: Name of IOPS tier
+- `level`: IOPS level/limit
\ No newline at end of file
diff --git a/ecloud/data_source_iops.go b/ecloud/data_source_iops.go
new file mode 100644
index 0000000..231291b
--- /dev/null
+++ b/ecloud/data_source_iops.go
@@ -0,0 +1,76 @@
+package ecloud
+
+import (
+	"errors"
+	"fmt"
+	"strconv"
+
+	"github.com/ans-group/sdk-go/pkg/connection"
+	ecloudservice "github.com/ans-group/sdk-go/pkg/service/ecloud"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+)
+
+func dataSourceIOPS() *schema.Resource {
+	return &schema.Resource{
+		Read: dataSourceIOPSRead,
+
+		Schema: map[string]*schema.Schema{
+			"availability_zone_id": {
+				Type:     schema.TypeString,
+				Optional: true,
+			},
+			"name": {
+				Type:     schema.TypeString,
+				Optional: true,
+			},
+			"level": {
+				Type:     schema.TypeInt,
+				Optional: true,
+			},
+		},
+	}
+}
+
+func dataSourceIOPSRead(d *schema.ResourceData, meta interface{}) error {
+	service := meta.(ecloudservice.ECloudService)
+
+	params := connection.APIRequestParameters{}
+
+	if id, ok := d.GetOk("iops_id"); ok {
+		params.WithFilter(*connection.NewAPIRequestFiltering("id", connection.EQOperator, []string{id.(string)}))
+	}
+	if name, ok := d.GetOk("name"); ok {
+		params.WithFilter(*connection.NewAPIRequestFiltering("name", connection.EQOperator, []string{name.(string)}))
+	}
+	if level, ok := d.GetOk("level"); ok {
+		params.WithFilter(*connection.NewAPIRequestFiltering("level", connection.EQOperator, []string{strconv.Itoa(level.(int))}))
+	}
+
+	var tiers []ecloudservice.IOPSTier
+	var err error
+	if azID, ok := d.GetOk("availability_zone_id"); ok {
+		tiers, err = service.GetAvailabilityZoneIOPSTiers(azID.(string), params)
+		if err != nil {
+			return fmt.Errorf("Error retrieving availability zone IOPS tiers: %s", err)
+		}
+	} else {
+		tiers, err = service.GetIOPSTiers(params)
+		if err != nil {
+			return fmt.Errorf("Error retrieving IOPS tiers: %s", err)
+		}
+	}
+
+	if len(tiers) < 1 {
+		return errors.New("No IOPS tiers found with provided arguments")
+	}
+
+	if len(tiers) > 1 {
+		return errors.New("More than 1 IOPS tier found with provided arguments")
+	}
+
+	d.SetId(tiers[0].ID)
+	d.Set("name", tiers[0].Name)
+	d.Set("level", tiers[0].Level)
+
+	return nil
+}
diff --git a/ecloud/data_source_iops_test.go b/ecloud/data_source_iops_test.go
new file mode 100644
index 0000000..9da8f9a
--- /dev/null
+++ b/ecloud/data_source_iops_test.go
@@ -0,0 +1,36 @@
+package ecloud
+
+import (
+	"fmt"
+	"strconv"
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
+)
+
+func TestAccDataSourceIOPS_basic(t *testing.T) {
+	level := 300
+	config := testAccDataSourceIOPSConfig_basic(level)
+	resourceName := "data.ecloud_iops.test"
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:  func() { testAccPreCheck(t) },
+		Providers: testAccProviders,
+		Steps: []resource.TestStep{
+			{
+				Config: config,
+				Check: resource.ComposeTestCheckFunc(
+					resource.TestCheckResourceAttr(resourceName, "level", strconv.Itoa(level)),
+				),
+			},
+		},
+	})
+}
+
+func testAccDataSourceIOPSConfig_basic(level int) string {
+	return fmt.Sprintf(`
+data "ecloud_iops" "test" {
+    level = "%d"
+}
+`, level)
+}
diff --git a/ecloud/provider.go b/ecloud/provider.go
index 42c3379..a92151a 100644
--- a/ecloud/provider.go
+++ b/ecloud/provider.go
@@ -61,6 +61,7 @@ func Provider() *schema.Provider {
 			"ecloud_affinityrule_member": dataSourceAffinityRuleMember(),
 			"ecloud_resourcetier":        dataSourceResourceTier(),
 			"ecloud_natoverloadrule":     dataSourceNATOverloadRule(),
+			"ecloud_iops":                dataSourceIOPS(),
 		},
 		ResourcesMap: map[string]*schema.Resource{
 			"ecloud_vpc":                   resourceVPC(),
diff --git a/ecloud/resource_instance.go b/ecloud/resource_instance.go
index fb3a4a5..984ba49 100644
--- a/ecloud/resource_instance.go
+++ b/ecloud/resource_instance.go
@@ -67,24 +67,6 @@ func resourceInstance() *schema.Resource {
 			"volume_iops": {
 				Type:     schema.TypeInt,
 				Optional: true,
-				Default:  300,
-				ValidateFunc: func(val interface{}, key string) (warns []string, errs []error) {
-					v := val.(int)
-					iops := []int{300, 600, 1200, 2500}
-					intInSlice := func(slice []int, value int) bool {
-						for _, s := range slice {
-							if s == value {
-								return true
-							}
-						}
-						return false
-					}
-
-					if !intInSlice(iops, v) {
-						errs = append(errs, fmt.Errorf("%q must be a valid IOPS value [300, 600, 1200, 2500], got: %d", key, v))
-					}
-					return
-				},
 			},
 			"volume_id": {
 				Type:     schema.TypeString,
diff --git a/go.mod b/go.mod
index 9b7803f..07a3fc7 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/ukfast/terraform-provider-ecloud
 go 1.18
 
 require (
-	github.com/ans-group/sdk-go v1.16.5
+	github.com/ans-group/sdk-go v1.16.6
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.16.0
 	github.com/stretchr/testify v1.8.1
 )
diff --git a/go.sum b/go.sum
index 6722a02..2aa331b 100644
--- a/go.sum
+++ b/go.sum
@@ -51,12 +51,8 @@ github.com/agext/levenshtein v1.2.2/go.mod h1:JEDfjyjHDjOF/1e4FlBE/PkbqA9OfWu2ki
 github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c=
 github.com/ans-group/go-durationstring v1.2.0 h1:UJIuQATkp0t1rBvZsHRwki33YHV9E+Ulro+3NbMB7MM=
 github.com/ans-group/go-durationstring v1.2.0/go.mod h1:QGF9Mdpq9058QXaut8r55QWu6lcHX6i/GvF1PZVkV6o=
-github.com/ans-group/sdk-go v1.16.3 h1:kxuEwIc6Z/0X0xGtpEN2KBJ3X24D4MkaCgD1Q0hWKHA=
-github.com/ans-group/sdk-go v1.16.3/go.mod h1:p1vrXBxHPvMOGlS4sFUSgeLeKAl9vIe/lJ6UaExe49A=
-github.com/ans-group/sdk-go v1.16.4 h1:Bqo0dJbpGlfDpfm+amkkOn9Oru6pIU2xkdP8ZXhKlXo=
-github.com/ans-group/sdk-go v1.16.4/go.mod h1:p1vrXBxHPvMOGlS4sFUSgeLeKAl9vIe/lJ6UaExe49A=
-github.com/ans-group/sdk-go v1.16.5 h1:FoBcdhM209iS2EfjVfq98GrDJNlJRu2mygZ0Xi8Mb3Q=
-github.com/ans-group/sdk-go v1.16.5/go.mod h1:p1vrXBxHPvMOGlS4sFUSgeLeKAl9vIe/lJ6UaExe49A=
+github.com/ans-group/sdk-go v1.16.6 h1:WPdKk8Ze8SDh2afStBWmaLdufPhLxYgGdEKThIboD24=
+github.com/ans-group/sdk-go v1.16.6/go.mod h1:p1vrXBxHPvMOGlS4sFUSgeLeKAl9vIe/lJ6UaExe49A=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/apparentlymart/go-cidr v1.1.0 h1:2mAhrMoF+nhXqxTzSZMUzDHkLjmIHC+Zzn4tdgBZjnU=
 github.com/apparentlymart/go-cidr v1.1.0/go.mod h1:EBcsNrHc3zQeuaeCeCtQruQm+n9/YjEn/vI25Lg7Gwc=