diff --git a/core/src/main/java/google/registry/config/RegistryConfigSettings.java b/core/src/main/java/google/registry/config/RegistryConfigSettings.java
index d191e307a..cd8d9aa9e 100644
--- a/core/src/main/java/google/registry/config/RegistryConfigSettings.java
+++ b/core/src/main/java/google/registry/config/RegistryConfigSettings.java
@@ -98,7 +98,6 @@ public class RegistryConfigSettings {
     public String tmchCaMode;
     public String tmchCrlUrl;
     public String tmchMarksDbUrl;
-    public String checkApiServletClientId;
     public String registryAdminClientId;
     public String premiumTermsExportDisclaimer;
     public String reservedTermsExportDisclaimer;
@@ -212,14 +211,6 @@ public class RegistryConfigSettings {
   /** Configuration for keyrings (used to store secrets outside of source). */
   public static class Keyring {
     public String activeKeyring;
-    // TODO(b/257276342): Remove after config files in nomulus-internal are updated.
-    public Kms kms;
-  }
-
-  /** Configuration for Cloud KMS. */
-  public static class Kms {
-    public String keyringName;
-    public String projectId;
   }
 
   /** Configuration options for the registry tool. */
diff --git a/core/src/main/java/google/registry/config/files/default-config.yaml b/core/src/main/java/google/registry/config/files/default-config.yaml
index 3d5107b11..ae6b38955 100644
--- a/core/src/main/java/google/registry/config/files/default-config.yaml
+++ b/core/src/main/java/google/registry/config/files/default-config.yaml
@@ -96,10 +96,6 @@ registryPolicy:
   # URL for the MarksDB registry interface.
   tmchMarksDbUrl: https://test-ry.marksdb.org
 
-  # Registry’s operations registrar, used for front-end availability/premium
-  # domain checks.
-  checkApiServletClientId: TheRegistrar
-
   # The registry admin's registrar. Admins are granted permission to log in
   # using this registrar automatically if they are not associated with any
   # registrar
@@ -456,16 +452,6 @@ keyring:
   # for Cloud SecretManager.
   activeKeyring: Dummy
 
-  # Configuration options specific to Google Cloud KMS.
-  kms:
-    # GCP project containing the KMS keyring. Should only be used for KMS in
-    # order to keep a simple locked down IAM configuration.
-    projectId: registry-kms-project-id
-
-    # The name to use for the Cloud KMS KeyRing which will store encryption keys
-    # for Nomulus secrets.
-    keyringName: nomulus
-
 # Configuration options relevant to the "nomulus" registry tool.
 registryTool:
   # OAuth client Id used by the tool.