diff --git a/CHANGELOG.next.toml b/CHANGELOG.next.toml
index c17e89a4cf96d8fd399b09758decbe3afd69e112..b91b0009aa7f37479cf363cb756ae467fb590a93 100644
--- a/CHANGELOG.next.toml
+++ b/CHANGELOG.next.toml
@@ -426,3 +426,11 @@ message = "**This change has [detailed upgrade guidance](https://github.com/awsl
 references = ["smithy-rs#3043", "smithy-rs#3078"]
 meta = { "breaking" = true, "tada" = false, "bug" = false, "target" = "client" }
 author = "rcoh"
+
+[[smithy-rs]]
+message = """
+`aws_smithy_http::operation::error::{BuildError, SerializationError}` have been moved to `aws_smithy_types::error::operation::{BuildError, SerializationError}`. Type aliases for them are left in `aws_smithy_http` for backwards compatibility but are deprecated.
+"""
+references = ["smithy-rs#3054", "smithy-rs#3070"]
+meta = { "breaking" = true, "tada" = false, "bug" = false, "target" = "all" }
+author = "ysaito1001"
diff --git a/aws/rust-runtime/aws-inlineable/Cargo.toml b/aws/rust-runtime/aws-inlineable/Cargo.toml
index 56ccc8068e2e00b869b845892e6dcb0b6c28df69..2e902d277603fe748279d78af72aa95f7bd06d79 100644
--- a/aws/rust-runtime/aws-inlineable/Cargo.toml
+++ b/aws/rust-runtime/aws-inlineable/Cargo.toml
@@ -16,12 +16,12 @@ aws-credential-types = { path = "../aws-credential-types" }
 aws-http = { path = "../aws-http" }
 aws-runtime = { path = "../aws-runtime" }
 aws-sigv4 = { path = "../aws-sigv4" }
+aws-smithy-async = { path = "../../../rust-runtime/aws-smithy-async", features = ["rt-tokio"] }
 aws-smithy-checksums = { path = "../../../rust-runtime/aws-smithy-checksums" }
 aws-smithy-http = { path = "../../../rust-runtime/aws-smithy-http" }
-aws-smithy-runtime-api = { path = "../../../rust-runtime/aws-smithy-runtime-api", features = ["client"] }
 aws-smithy-runtime = { path = "../../../rust-runtime/aws-smithy-runtime", features = ["client"] }
+aws-smithy-runtime-api = { path = "../../../rust-runtime/aws-smithy-runtime-api", features = ["client"] }
 aws-smithy-types = { path = "../../../rust-runtime/aws-smithy-types" }
-aws-smithy-async = { path = "../../../rust-runtime/aws-smithy-async", features = ["rt-tokio"] }
 bytes = "1"
 hex = "0.4.3"
 http = "0.2.9"
diff --git a/aws/rust-runtime/aws-inlineable/src/http_request_checksum.rs b/aws/rust-runtime/aws-inlineable/src/http_request_checksum.rs
index 3dc9cd449ddf9cc5d684c9e14b9b32c6a3c21685..b3a6f059b2d03dea654eb4a3264f8ec9aa28da97 100644
--- a/aws/rust-runtime/aws-inlineable/src/http_request_checksum.rs
+++ b/aws/rust-runtime/aws-inlineable/src/http_request_checksum.rs
@@ -13,7 +13,6 @@ use aws_sigv4::http_request::SignableBody;
 use aws_smithy_checksums::ChecksumAlgorithm;
 use aws_smithy_checksums::{body::calculate, http::HttpChecksum};
 use aws_smithy_http::body::{BoxBody, SdkBody};
-use aws_smithy_http::operation::error::BuildError;
 use aws_smithy_runtime_api::box_error::BoxError;
 use aws_smithy_runtime_api::client::interceptors::context::{
     BeforeSerializationInterceptorContextRef, BeforeTransmitInterceptorContextMut, Input,
@@ -23,6 +22,7 @@ use aws_smithy_runtime_api::client::interceptors::Intercept;
 use aws_smithy_runtime_api::client::orchestrator::HttpRequest;
 use aws_smithy_runtime_api::client::runtime_components::RuntimeComponents;
 use aws_smithy_types::config_bag::{ConfigBag, Layer, Storable, StoreReplace};
+use aws_smithy_types::error::operation::BuildError;
 use http::HeaderValue;
 use http_body::Body;
 use std::{fmt, mem};
diff --git a/aws/sdk/integration-tests/s3/tests/required-query-params.rs b/aws/sdk/integration-tests/s3/tests/required-query-params.rs
index 1df7f44e4e5b59e3a60f1ae7b137cd35d5548a0d..d9604260ea209fac2d4c44606b0bb67850b30a86 100644
--- a/aws/sdk/integration-tests/s3/tests/required-query-params.rs
+++ b/aws/sdk/integration-tests/s3/tests/required-query-params.rs
@@ -6,8 +6,8 @@
 use aws_sdk_s3::config::{Credentials, Region};
 use aws_sdk_s3::error::DisplayErrorContext;
 use aws_sdk_s3::Client;
-use aws_smithy_http::operation::error::BuildError;
 use aws_smithy_runtime::client::http::test_util::capture_request;
+use aws_smithy_types::error::operation::BuildError;
 
 #[tokio::test]
 async fn test_error_when_required_query_param_is_unset() {
diff --git a/codegen-core/src/main/kotlin/software/amazon/smithy/rust/codegen/core/smithy/generators/BuilderGenerator.kt b/codegen-core/src/main/kotlin/software/amazon/smithy/rust/codegen/core/smithy/generators/BuilderGenerator.kt
index 80b9329d63612b99089ed76b19d8050a7ea4cce1..9369423757bf7a89291d0281e7f67b99a681407c 100644
--- a/codegen-core/src/main/kotlin/software/amazon/smithy/rust/codegen/core/smithy/generators/BuilderGenerator.kt
+++ b/codegen-core/src/main/kotlin/software/amazon/smithy/rust/codegen/core/smithy/generators/BuilderGenerator.kt
@@ -75,8 +75,8 @@ sealed class BuilderSection(name: String) : Section(name) {
 /** Customizations for BuilderGenerator */
 abstract class BuilderCustomization : NamedCustomization<BuilderSection>()
 
-fun RuntimeConfig.operationBuildError() = RuntimeType.operationModule(this).resolve("error::BuildError")
-fun RuntimeConfig.serializationError() = RuntimeType.operationModule(this).resolve("error::SerializationError")
+fun RuntimeConfig.operationBuildError() = RuntimeType.smithyTypes(this).resolve("error::operation::BuildError")
+fun RuntimeConfig.serializationError() = RuntimeType.smithyTypes(this).resolve("error::operation::SerializationError")
 
 fun MemberShape.enforceRequired(
     field: Writable,
diff --git a/rust-runtime/aws-smithy-http-server/src/protocol/aws_json/rejection.rs b/rust-runtime/aws-smithy-http-server/src/protocol/aws_json/rejection.rs
index 491e865dd6adbd8d18ce4146df465802846e7b29..514b06da63b6ff071ab316c44d63a5b849da6d53 100644
--- a/rust-runtime/aws-smithy-http-server/src/protocol/aws_json/rejection.rs
+++ b/rust-runtime/aws-smithy-http-server/src/protocol/aws_json/rejection.rs
@@ -9,7 +9,7 @@ use thiserror::Error;
 #[derive(Debug, Error)]
 pub enum ResponseRejection {
     #[error("error serializing JSON-encoded body: {0}")]
-    Serialization(#[from] aws_smithy_http::operation::error::SerializationError),
+    Serialization(#[from] aws_smithy_types::error::operation::SerializationError),
     #[error("error building HTTP response: {0}")]
     HttpBuild(#[from] http::Error),
 }
diff --git a/rust-runtime/aws-smithy-http-server/src/protocol/rest_json_1/rejection.rs b/rust-runtime/aws-smithy-http-server/src/protocol/rest_json_1/rejection.rs
index 8577d4a5571143685277acbf1395676c7b67bcd8..963b56c4c1a8f32a3b72812e284fa710146c30fa 100644
--- a/rust-runtime/aws-smithy-http-server/src/protocol/rest_json_1/rejection.rs
+++ b/rust-runtime/aws-smithy-http-server/src/protocol/rest_json_1/rejection.rs
@@ -67,7 +67,7 @@ pub enum ResponseRejection {
     /// `httpHeader` or `httpPrefixHeaders`.
     /// Used when failing to serialize an `httpPayload`-bound struct into an HTTP response body.
     #[error("error building HTTP response: {0}")]
-    Build(#[from] aws_smithy_http::operation::error::BuildError),
+    Build(#[from] aws_smithy_types::error::operation::BuildError),
 
     /// Used when failing to serialize a struct into a `String` for the JSON-encoded HTTP response
     /// body.
@@ -76,7 +76,7 @@ pub enum ResponseRejection {
     /// supplied timestamp is outside of the valid range when formatting using RFC-3339, i.e. a
     /// date outside the `0001-01-01T00:00:00.000Z`-`9999-12-31T23:59:59.999Z` range is supplied.
     #[error("error serializing JSON-encoded body: {0}")]
-    Serialization(#[from] aws_smithy_http::operation::error::SerializationError),
+    Serialization(#[from] aws_smithy_types::error::operation::SerializationError),
 
     /// Used when consuming an [`http::response::Builder`] into the constructed [`http::Response`]
     /// when calling [`http::response::Builder::body`].
diff --git a/rust-runtime/aws-smithy-http-server/src/protocol/rest_xml/rejection.rs b/rust-runtime/aws-smithy-http-server/src/protocol/rest_xml/rejection.rs
index 3e1bed00ca397e04dd105b9bb7d4ba44c2e31cd0..6c44adaa2839dbb71382bc0f85d608d5fc80ad41 100644
--- a/rust-runtime/aws-smithy-http-server/src/protocol/rest_xml/rejection.rs
+++ b/rust-runtime/aws-smithy-http-server/src/protocol/rest_xml/rejection.rs
@@ -16,9 +16,9 @@ pub enum ResponseRejection {
     #[error("invalid bound HTTP status code; status codes must be inside the 100-999 range: {0}")]
     InvalidHttpStatusCode(TryFromIntError),
     #[error("error building HTTP response: {0}")]
-    Build(#[from] aws_smithy_http::operation::error::BuildError),
+    Build(#[from] aws_smithy_types::error::operation::BuildError),
     #[error("error serializing XML-encoded body: {0}")]
-    Serialization(#[from] aws_smithy_http::operation::error::SerializationError),
+    Serialization(#[from] aws_smithy_types::error::operation::SerializationError),
     #[error("error building HTTP response: {0}")]
     HttpBuild(#[from] http::Error),
 }
diff --git a/rust-runtime/aws-smithy-http/src/operation.rs b/rust-runtime/aws-smithy-http/src/operation.rs
index 0fed557b79b1339310e3e6d0c73374dbfa3060fb..7fad89f1e145aeeb839832314eb0a2f55198b410 100644
--- a/rust-runtime/aws-smithy-http/src/operation.rs
+++ b/rust-runtime/aws-smithy-http/src/operation.rs
@@ -9,11 +9,17 @@
 use aws_smithy_types::config_bag::{Storable, StoreReplace};
 use std::borrow::Cow;
 
-//TODO(runtimeCratesVersioningCleanup): Re-point those who use the following reexport to
-// directly depend on `aws_smithy_types` and remove the reexport below.
+//TODO(runtimeCratesVersioningCleanup): Re-point those who use the deprecated type aliases to
+// directly depend on `aws_smithy_types` and remove the type aliases below.
 /// Errors for operations
 pub mod error {
-    pub use aws_smithy_types::error::operation::{BuildError, SerializationError};
+    /// An error occurred attempting to build an `Operation` from an input.
+    #[deprecated(note = "Moved to `aws_smithy_types::error::operation::BuildError`.")]
+    pub type BuildError = aws_smithy_types::error::operation::BuildError;
+
+    /// An error that occurs when serialization of an operation fails.
+    #[deprecated(note = "Moved to `aws_smithy_types::error::operation::SerializationError`.")]
+    pub type SerializationError = aws_smithy_types::error::operation::SerializationError;
 }
 
 /// Metadata added to the [`ConfigBag`](aws_smithy_types::config_bag::ConfigBag) that identifies the API being called.