diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/Version.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/Version.java
index f9f6677dd00e..dd85051b42a3 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/Version.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/Version.java
@@ -20,6 +20,6 @@
 @InternalApi("For internal use only")
 public final class Version {
   // {x-version-update-start:google-cloud-bigtable:current}
-  public static String VERSION = "2.80.0-SNAPSHOT";
+  public static String VERSION = "2.80.1-SNAPSHOT";
   // {x-version-update-end}
 }
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminClient.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminClient.java
index af1a9b3206cb..982b7c285747 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminClient.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminClient.java
@@ -98,6 +98,7 @@
 import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -770,6 +771,7 @@
  *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public class BaseBigtableInstanceAdminClient implements BackgroundResource {
   private final BaseBigtableInstanceAdminSettings settings;
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminSettings.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminSettings.java
index 87fa4df55f89..4a0ab29af8ce 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminSettings.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminSettings.java
@@ -90,6 +90,7 @@
 import java.io.IOException;
 import java.util.List;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -168,6 +169,7 @@
  *     .build();
  * }</pre>
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public class BaseBigtableInstanceAdminSettings
     extends ClientSettings<BaseBigtableInstanceAdminSettings> {
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClient.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClient.java
index 4952ee4c15e3..f906c3b66921 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClient.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClient.java
@@ -106,6 +106,7 @@
 import java.util.List;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -863,6 +864,7 @@
  *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public class BaseBigtableTableAdminClient implements BackgroundResource {
   private final BaseBigtableTableAdminSettings settings;
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminSettings.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminSettings.java
index 19cc61a49011..6dd4a01a10e3 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminSettings.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminSettings.java
@@ -99,6 +99,7 @@
 import java.io.IOException;
 import java.util.List;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -177,6 +178,7 @@
  *     .build();
  * }</pre>
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public class BaseBigtableTableAdminSettings extends ClientSettings<BaseBigtableTableAdminSettings> {
 
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStub.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStub.java
index 73db53f15e72..177d7c3927c6 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStub.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStub.java
@@ -80,6 +80,7 @@
 import com.google.longrunning.stub.OperationsStub;
 import com.google.protobuf.Empty;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -87,6 +88,7 @@
  *
  * <p>This class is for advanced usage and reflects the underlying API directly.
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public abstract class BigtableInstanceAdminStub implements BackgroundResource {
 
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStubSettings.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStubSettings.java
index e7b94144c24e..5541fd843fdf 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStubSettings.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStubSettings.java
@@ -111,6 +111,7 @@
 import java.time.Duration;
 import java.util.List;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -189,6 +190,7 @@
  *     .build();
  * }</pre>
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 @SuppressWarnings("CanonicalDuration")
 public class BigtableInstanceAdminStubSettings
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStub.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStub.java
index db34b67438e5..954d870951d4 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStub.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStub.java
@@ -89,6 +89,7 @@
 import com.google.longrunning.stub.OperationsStub;
 import com.google.protobuf.Empty;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -96,6 +97,7 @@
  *
  * <p>This class is for advanced usage and reflects the underlying API directly.
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public abstract class BigtableTableAdminStub implements BackgroundResource {
 
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStubSettings.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStubSettings.java
index 15eafd4a65d9..7c3ae9071ac5 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStubSettings.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStubSettings.java
@@ -119,6 +119,7 @@
 import java.time.Duration;
 import java.util.List;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -197,6 +198,7 @@
  *     .build();
  * }</pre>
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 @SuppressWarnings("CanonicalDuration")
 public class BigtableTableAdminStubSettings extends StubSettings<BigtableTableAdminStubSettings> {
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableInstanceAdminCallableFactory.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableInstanceAdminCallableFactory.java
index c3df94408692..940ef7c151da 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableInstanceAdminCallableFactory.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableInstanceAdminCallableFactory.java
@@ -34,6 +34,7 @@
 import com.google.longrunning.Operation;
 import com.google.longrunning.stub.OperationsStub;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -41,6 +42,7 @@
  *
  * <p>This class is for advanced usage.
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public class GrpcBigtableInstanceAdminCallableFactory implements GrpcStubCallableFactory {
 
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableInstanceAdminStub.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableInstanceAdminStub.java
index 110b421d9523..21646e93ef48 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableInstanceAdminStub.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableInstanceAdminStub.java
@@ -89,6 +89,7 @@
 import java.io.IOException;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -96,6 +97,7 @@
  *
  * <p>This class is for advanced usage and reflects the underlying API directly.
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public class GrpcBigtableInstanceAdminStub extends BigtableInstanceAdminStub {
   private static final MethodDescriptor<CreateInstanceRequest, Operation>
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableTableAdminCallableFactory.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableTableAdminCallableFactory.java
index 9826dedb73c5..7dd3d4565803 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableTableAdminCallableFactory.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableTableAdminCallableFactory.java
@@ -34,6 +34,7 @@
 import com.google.longrunning.Operation;
 import com.google.longrunning.stub.OperationsStub;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -41,6 +42,7 @@
  *
  * <p>This class is for advanced usage.
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public class GrpcBigtableTableAdminCallableFactory implements GrpcStubCallableFactory {
 
diff --git a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableTableAdminStub.java b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableTableAdminStub.java
index 8b1bc3991096..c24926ea4c36 100644
--- a/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableTableAdminStub.java
+++ b/java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/GrpcBigtableTableAdminStub.java
@@ -98,6 +98,7 @@
 import java.io.IOException;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
 /**
@@ -105,6 +106,7 @@
  *
  * <p>This class is for advanced usage and reflects the underlying API directly.
  */
+@NullMarked
 @Generated("by gapic-generator-java")
 public class GrpcBigtableTableAdminStub extends BigtableTableAdminStub {
   private static final MethodDescriptor<CreateTableRequest, Table> createTableMethodDescriptor =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/AppProfileName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/AppProfileName.java
index 4bf12b0cc86d..94eab5320cd2 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/AppProfileName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/AppProfileName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class AppProfileName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_APP_PROFILE =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/AuthorizedViewName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/AuthorizedViewName.java
index 47c2d1a75b49..ae2e74bde87c 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/AuthorizedViewName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/AuthorizedViewName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class AuthorizedViewName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_TABLE_AUTHORIZED_VIEW =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupName.java
index 9899f0aad2de..4f7b1fe9ea59 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class BackupName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_CLUSTER_BACKUP =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/ClusterName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/ClusterName.java
index 52f98c06f406..9c0617dc1752 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/ClusterName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/ClusterName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class ClusterName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_CLUSTER =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/InstanceName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/InstanceName.java
index 88cf05a3ed35..7a27ac0ccf4e 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/InstanceName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/InstanceName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class InstanceName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/LocationName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/LocationName.java
index cb19f479462e..4bc823b3eccd 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/LocationName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/LocationName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class LocationName implements ResourceName {
   private static final PathTemplate PROJECT_LOCATION =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/LogicalViewName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/LogicalViewName.java
index 6f77ebe81576..128445a69f82 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/LogicalViewName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/LogicalViewName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class LogicalViewName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_LOGICAL_VIEW =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/MaterializedViewName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/MaterializedViewName.java
index 1cc350e40abf..3640271ef978 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/MaterializedViewName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/MaterializedViewName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class MaterializedViewName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_MATERIALIZED_VIEW =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/ProjectName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/ProjectName.java
index b90dd1f26a92..bf50a0845183 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/ProjectName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/ProjectName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class ProjectName implements ResourceName {
   private static final PathTemplate PROJECT =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/SchemaBundleName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/SchemaBundleName.java
index 01ffe0e433be..f1b1ee0eec55 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/SchemaBundleName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/SchemaBundleName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class SchemaBundleName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_TABLE_SCHEMA_BUNDLE =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/SnapshotName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/SnapshotName.java
index 9e0af534fefb..50d6872fe7f9 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/SnapshotName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/SnapshotName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class SnapshotName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_CLUSTER_SNAPSHOT =
diff --git a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/TableName.java b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/TableName.java
index 84b258e78d87..0e75b41d9694 100644
--- a/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/TableName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/TableName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class TableName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_TABLE =
diff --git a/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/AuthorizedViewName.java b/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/AuthorizedViewName.java
index 99ece5465fdd..58a368ef8734 100644
--- a/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/AuthorizedViewName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/AuthorizedViewName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class AuthorizedViewName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_TABLE_AUTHORIZED_VIEW =
diff --git a/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/InstanceName.java b/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/InstanceName.java
index d36d4f04c14a..6e36641b3114 100644
--- a/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/InstanceName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/InstanceName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class InstanceName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE =
diff --git a/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/MaterializedViewName.java b/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/MaterializedViewName.java
index a1e665074ada..512f881a69b4 100644
--- a/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/MaterializedViewName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/MaterializedViewName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class MaterializedViewName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_MATERIALIZED_VIEW =
diff --git a/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/TableName.java b/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/TableName.java
index b616cb8488fc..200ca73023f9 100644
--- a/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/TableName.java
+++ b/java-bigtable/proto-google-cloud-bigtable-v2/src/main/java/com/google/bigtable/v2/TableName.java
@@ -25,8 +25,10 @@
 import java.util.Map;
 import java.util.Objects;
 import javax.annotation.Generated;
+import org.jspecify.annotations.NullMarked;
 
 // AUTO-GENERATED DOCUMENTATION AND CLASS.
+@NullMarked
 @Generated("by gapic-generator-java")
 public class TableName implements ResourceName {
   private static final PathTemplate PROJECT_INSTANCE_TABLE =