diff --git a/google/cloud/pubsublite/v1/admin.proto b/google/cloud/pubsublite/v1/admin.proto
index 693df93719b00..34ce92aa7c402 100644
--- a/google/cloud/pubsublite/v1/admin.proto
+++ b/google/cloud/pubsublite/v1/admin.proto
@@ -1,4 +1,4 @@
-// Copyright 2021 Google LLC
+// Copyright 2022 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/google/cloud/pubsublite/v1/common.proto b/google/cloud/pubsublite/v1/common.proto
index 2a2c62ccb7b59..d57583d9a15dd 100644
--- a/google/cloud/pubsublite/v1/common.proto
+++ b/google/cloud/pubsublite/v1/common.proto
@@ -236,7 +236,7 @@ message Subscription {
 // Configuration for a Pub/Sub Lite subscription that writes messages to a
 // destination. User subscriber clients must not connect to this subscription.
 message ExportConfig {
-  // An export state.
+  // The desired export state.
   enum State {
     // Default value. This value is unused.
     STATE_UNSPECIFIED = 0;
@@ -246,6 +246,12 @@ message ExportConfig {
 
     // Exporting messages is suspended.
     PAUSED = 2;
+
+    // Messages cannot be exported due to permission denied errors. Output only.
+    PERMISSION_DENIED = 3;
+
+    // Messages cannot be exported due to missing resources. Output only.
+    NOT_FOUND = 4;
   }
 
   // The export status of a partition.
@@ -272,11 +278,21 @@ message ExportConfig {
     string topic = 1;
   }
 
-  // The desired state of this export.
+  // The desired state of this export. Setting this to values other than
+  // `ACTIVE` and `PAUSED` will result in an error.
   State desired_state = 1;
 
-  // Output only. The export statuses of each partition. This field is output only.
-  repeated PartitionStatus statuses = 4 [(google.api.field_behavior) = OUTPUT_ONLY];
+  // Output only. The current state of the export, which may be different to the desired
+  // state due to errors.
+  State current_state = 6 [(google.api.field_behavior) = OUTPUT_ONLY];
+
+  // Output only. Deprecated: replaced by `current_state`.
+  //
+  // The export statuses of each partition.
+  repeated PartitionStatus statuses = 4 [
+    deprecated = true,
+    (google.api.field_behavior) = OUTPUT_ONLY
+  ];
 
   // Optional. The name of an optional Pub/Sub Lite topic to publish messages that can not
   // be exported to the destination. For example, the message can not be
diff --git a/google/cloud/pubsublite/v1/cursor.proto b/google/cloud/pubsublite/v1/cursor.proto
index f3cfc1693cb5c..d325a16611ce7 100644
--- a/google/cloud/pubsublite/v1/cursor.proto
+++ b/google/cloud/pubsublite/v1/cursor.proto
@@ -1,4 +1,4 @@
-// Copyright 2021 Google LLC
+// Copyright 2022 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/google/cloud/pubsublite/v1/publisher.proto b/google/cloud/pubsublite/v1/publisher.proto
index 27737ecc71126..8adf9948be79e 100644
--- a/google/cloud/pubsublite/v1/publisher.proto
+++ b/google/cloud/pubsublite/v1/publisher.proto
@@ -1,4 +1,4 @@
-// Copyright 2021 Google LLC
+// Copyright 2022 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -16,8 +16,9 @@ syntax = "proto3";
 
 package google.cloud.pubsublite.v1;
 
-import "google/cloud/pubsublite/v1/common.proto";
+import "google/api/annotations.proto";
 import "google/api/client.proto";
+import "google/cloud/pubsublite/v1/common.proto";
 
 option cc_enable_arenas = true;
 option csharp_namespace = "Google.Cloud.PubSubLite.V1";
diff --git a/google/cloud/pubsublite/v1/subscriber.proto b/google/cloud/pubsublite/v1/subscriber.proto
index c8bb1655c8b2f..587ee52254974 100644
--- a/google/cloud/pubsublite/v1/subscriber.proto
+++ b/google/cloud/pubsublite/v1/subscriber.proto
@@ -1,4 +1,4 @@
-// Copyright 2021 Google LLC
+// Copyright 2022 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -16,9 +16,10 @@ syntax = "proto3";
 
 package google.cloud.pubsublite.v1;
 
+import "google/api/annotations.proto";
+import "google/api/client.proto";
 import "google/api/field_behavior.proto";
 import "google/cloud/pubsublite/v1/common.proto";
-import "google/api/client.proto";
 
 option cc_enable_arenas = true;
 option csharp_namespace = "Google.Cloud.PubSubLite.V1";
diff --git a/google/cloud/pubsublite/v1/topic_stats.proto b/google/cloud/pubsublite/v1/topic_stats.proto
index d4ccc413ad6fa..80527f2188af4 100644
--- a/google/cloud/pubsublite/v1/topic_stats.proto
+++ b/google/cloud/pubsublite/v1/topic_stats.proto
@@ -1,4 +1,4 @@
-// Copyright 2021 Google LLC
+// Copyright 2022 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -17,11 +17,11 @@ syntax = "proto3";
 package google.cloud.pubsublite.v1;
 
 import "google/api/annotations.proto";
+import "google/api/client.proto";
 import "google/api/field_behavior.proto";
 import "google/api/resource.proto";
 import "google/cloud/pubsublite/v1/common.proto";
 import "google/protobuf/timestamp.proto";
-import "google/api/client.proto";
 
 option csharp_namespace = "Google.Cloud.PubSubLite.V1";
 option go_package = "google.golang.org/genproto/googleapis/cloud/pubsublite/v1;pubsublite";