diff --git a/.gometalinter.json b/.gometalinter.json
index fc7116727057..961b91cb9da7 100644
--- a/.gometalinter.json
+++ b/.gometalinter.json
@@ -7,13 +7,12 @@
     "gotype",
     "ineffassign",
     "interfacer",
-    "megacheck",
     "nakedret",
     "misspell",
+    "staticcheck",
     "structcheck",
     "unparam",
     "unconvert",
-    "unused",
     "varcheck",
     "vet",
     "vetshadow"
diff --git a/azurerm/helpers/suppress/string.go b/azurerm/helpers/suppress/string.go
index 9c9615102c49..2db9554de5ce 100644
--- a/azurerm/helpers/suppress/string.go
+++ b/azurerm/helpers/suppress/string.go
@@ -7,5 +7,5 @@ import (
 )
 
 func CaseDifference(_, old, new string, _ *schema.ResourceData) bool {
-	return strings.ToLower(old) == strings.ToLower(new)
+	return strings.EqualFold(old, new)
 }
diff --git a/azurerm/resource_arm_container_registry.go b/azurerm/resource_arm_container_registry.go
index 14b1da036bb4..1312f960cba8 100644
--- a/azurerm/resource_arm_container_registry.go
+++ b/azurerm/resource_arm_container_registry.go
@@ -168,7 +168,7 @@ func resourceArmContainerRegistryCreate(d *schema.ResourceData, meta interface{}
 	}
 
 	if v, ok := d.GetOk("storage_account_id"); ok {
-		if strings.ToLower(sku) != strings.ToLower(string(containerregistry.Classic)) {
+		if !strings.EqualFold(sku, string(containerregistry.Classic)) {
 			return fmt.Errorf("`storage_account_id` can only be specified for a Classic (unmanaged) Sku.")
 		}
 
@@ -176,7 +176,7 @@ func resourceArmContainerRegistryCreate(d *schema.ResourceData, meta interface{}
 			ID: utils.String(v.(string)),
 		}
 	} else {
-		if strings.ToLower(sku) == strings.ToLower(string(containerregistry.Classic)) {
+		if strings.EqualFold(sku, string(containerregistry.Classic)) {
 			return fmt.Errorf("`storage_account_id` must be specified for a Classic (unmanaged) Sku.")
 		}
 	}
diff --git a/azurerm/resource_arm_container_registry_migrate.go b/azurerm/resource_arm_container_registry_migrate.go
index c6982467325f..392588a247eb 100644
--- a/azurerm/resource_arm_container_registry_migrate.go
+++ b/azurerm/resource_arm_container_registry_migrate.go
@@ -99,7 +99,7 @@ func findAzureStorageAccountIdFromName(name string, meta interface{}) (string, e
 	}
 
 	for _, account := range *accounts.Value {
-		if strings.ToLower(*account.Name) == strings.ToLower(name) {
+		if strings.EqualFold(*account.Name, name) {
 			return *account.ID, nil
 		}
 	}
diff --git a/azurerm/resource_arm_container_registry_test.go b/azurerm/resource_arm_container_registry_test.go
index a1f22557e66b..efbc0668db28 100644
--- a/azurerm/resource_arm_container_registry_test.go
+++ b/azurerm/resource_arm_container_registry_test.go
@@ -444,7 +444,7 @@ func testCheckAzureRMContainerRegistryGeoreplications(resourceName string, sku s
 		expectedLocationsCount := len(expectedLocations) + 1 // the main location is returned by the API as a geolocation for replication.
 
 		// if Sku is not premium, listing the geo-replications locations returns an empty list
-		if strings.ToLower(sku) != strings.ToLower(string(containerregistry.Premium)) {
+		if !strings.EqualFold(sku, string(containerregistry.Premium)) {
 			expectedLocationsCount = 0
 		}
 
diff --git a/azurerm/resource_arm_servicebus_namespace.go b/azurerm/resource_arm_servicebus_namespace.go
index b145faa09926..82929dd9cbc4 100644
--- a/azurerm/resource_arm_servicebus_namespace.go
+++ b/azurerm/resource_arm_servicebus_namespace.go
@@ -98,7 +98,7 @@ func resourceArmServiceBusNamespace() *schema.Resource {
 			//so lets only allow it to be set if the SKU is premium
 			if _, ok := d.GetOk("capacity"); ok {
 				sku := d.Get("sku").(string)
-				if strings.ToLower(sku) != strings.ToLower(string(servicebus.Premium)) {
+				if strings.EqualFold(sku, string(servicebus.Premium)) {
 					return fmt.Errorf("`capacity` can only be set for a Premium SKU")
 				}
 			}
diff --git a/azurerm/tags_test.go b/azurerm/tags_test.go
index 69375046db40..3670849ff81f 100644
--- a/azurerm/tags_test.go
+++ b/azurerm/tags_test.go
@@ -82,11 +82,11 @@ func TestExpandARMTags(t *testing.T) {
 
 	for k, v := range testData {
 		var strVal string
-		switch v.(type) {
+		switch v := v.(type) {
 		case string:
-			strVal = v.(string)
+			strVal = v
 		case int:
-			strVal = fmt.Sprintf("%d", v.(int))
+			strVal = fmt.Sprintf("%d", v)
 		}
 
 		if *expanded[k] != strVal {
diff --git a/staticcheck.conf b/staticcheck.conf
new file mode 100644
index 000000000000..0a52fa069a1f
--- /dev/null
+++ b/staticcheck.conf
@@ -0,0 +1,10 @@
+checks = ["all", "-ST1000", "-ST1003", "-ST1005", "-ST1016", "-SA1019"]
+initialisms = ["ACL", "API", "ASCII", "CPU", "CSS", "DNS",
+	"EOF", "GUID", "HTML", "HTTP", "HTTPS", "ID",
+	"IP", "JSON", "QPS", "RAM", "RPC", "SLA",
+	"SMTP", "SQL", "SSH", "TCP", "TLS", "TTL",
+	"UDP", "UI", "GID", "UID", "UUID", "URI",
+	"URL", "UTF8", "VM", "XML", "XMPP", "XSRF",
+	"XSS"]
+dot_import_whitelist = []
+http_status_code_whitelist = ["200", "400", "404", "500"]