diff --git a/runtime/runtime-core/api/runtime-core.api b/runtime/runtime-core/api/runtime-core.api
index 576903f1cf..3c8fbfa2bd 100644
--- a/runtime/runtime-core/api/runtime-core.api
+++ b/runtime/runtime-core/api/runtime-core.api
@@ -104,6 +104,9 @@ public final class aws/smithy/kotlin/runtime/businessmetrics/BusinessMetricsUtil
 
 public final class aws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric : java/lang/Enum, aws/smithy/kotlin/runtime/businessmetrics/BusinessMetric {
 	public static final field ACCOUNT_ID_BASED_ENDPOINT Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
+	public static final field ACCOUNT_ID_MODE_DISABLED Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
+	public static final field ACCOUNT_ID_MODE_PREFERRED Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
+	public static final field ACCOUNT_ID_MODE_REQUIRED Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
 	public static final field FLEXIBLE_CHECKSUMS_REQ_CRC32 Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
 	public static final field FLEXIBLE_CHECKSUMS_REQ_CRC32C Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
 	public static final field FLEXIBLE_CHECKSUMS_REQ_SHA1 Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
@@ -115,6 +118,7 @@ public final class aws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetri
 	public static final field GZIP_REQUEST_COMPRESSION Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
 	public static final field PAGINATOR Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
 	public static final field PROTOCOL_RPC_V2_CBOR Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
+	public static final field RESOLVED_ACCOUNT_ID Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
 	public static final field RETRY_MODE_ADAPTIVE Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
 	public static final field RETRY_MODE_STANDARD Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
 	public static final field SERVICE_ENDPOINT_OVERRIDE Laws/smithy/kotlin/runtime/businessmetrics/SmithyBusinessMetric;
diff --git a/runtime/runtime-core/common/src/aws/smithy/kotlin/runtime/businessmetrics/BusinessMetricsUtils.kt b/runtime/runtime-core/common/src/aws/smithy/kotlin/runtime/businessmetrics/BusinessMetricsUtils.kt
index 0600752a6e..13a88aea29 100644
--- a/runtime/runtime-core/common/src/aws/smithy/kotlin/runtime/businessmetrics/BusinessMetricsUtils.kt
+++ b/runtime/runtime-core/common/src/aws/smithy/kotlin/runtime/businessmetrics/BusinessMetricsUtils.kt
@@ -89,7 +89,11 @@ public enum class SmithyBusinessMetric(public override val identifier: String) :
     PROTOCOL_RPC_V2_CBOR("M"),
     SERVICE_ENDPOINT_OVERRIDE("N"),
     ACCOUNT_ID_BASED_ENDPOINT("O"),
+    ACCOUNT_ID_MODE_PREFERRED("P"),
+    ACCOUNT_ID_MODE_DISABLED("Q"),
+    ACCOUNT_ID_MODE_REQUIRED("R"),
     SIGV4A_SIGNING("S"),
+    RESOLVED_ACCOUNT_ID("T"),
     FLEXIBLE_CHECKSUMS_REQ_CRC32("U"),
     FLEXIBLE_CHECKSUMS_REQ_CRC32C("V"),
     FLEXIBLE_CHECKSUMS_REQ_SHA1("X"),