diff --git a/crates/router/src/core/payments/operations/payment_confirm.rs b/crates/router/src/core/payments/operations/payment_confirm.rs
index aa2cf09cb6..edda62d79f 100644
--- a/crates/router/src/core/payments/operations/payment_confirm.rs
+++ b/crates/router/src/core/payments/operations/payment_confirm.rs
@@ -1336,6 +1336,16 @@ impl<F: Send + Clone> ValidateRequest<F, api::PaymentsRequest> for PaymentConfir
             .clone()
             .ok_or(report!(errors::ApiErrorResponse::PaymentNotFound))?;
 
+        let _request_straight_through: Option<api::routing::StraightThroughAlgorithm> = request
+            .routing
+            .clone()
+            .map(|val| val.parse_value("RoutingAlgorithm"))
+            .transpose()
+            .change_context(errors::ApiErrorResponse::InvalidRequestData {
+                message: "Invalid straight through routing rules format".to_string(),
+            })
+            .attach_printable("Invalid straight through routing rules format")?;
+
         Ok((
             Box::new(self),
             operations::ValidateResult {
diff --git a/crates/router/src/core/payments/operations/payment_create.rs b/crates/router/src/core/payments/operations/payment_create.rs
index 4d4444a280..9a4e878905 100644
--- a/crates/router/src/core/payments/operations/payment_create.rs
+++ b/crates/router/src/core/payments/operations/payment_create.rs
@@ -735,6 +735,16 @@ impl<F: Send + Clone> ValidateRequest<F, api::PaymentsRequest> for PaymentCreate
             )?;
         }
 
+        let _request_straight_through: Option<api::routing::StraightThroughAlgorithm> = request
+            .routing
+            .clone()
+            .map(|val| val.parse_value("RoutingAlgorithm"))
+            .transpose()
+            .change_context(errors::ApiErrorResponse::InvalidRequestData {
+                message: "Invalid straight through routing rules format".to_string(),
+            })
+            .attach_printable("Invalid straight through routing rules format")?;
+
         Ok((
             Box::new(self),
             operations::ValidateResult {
diff --git a/crates/router/src/core/payments/operations/payment_update.rs b/crates/router/src/core/payments/operations/payment_update.rs
index 494ab0f2ee..e44dc0c1f2 100644
--- a/crates/router/src/core/payments/operations/payment_update.rs
+++ b/crates/router/src/core/payments/operations/payment_update.rs
@@ -782,6 +782,16 @@ impl<F: Send + Clone> ValidateRequest<F, api::PaymentsRequest> for PaymentUpdate
             &request.mandate_id,
         )?;
 
+        let _request_straight_through: Option<api::routing::StraightThroughAlgorithm> = request
+            .routing
+            .clone()
+            .map(|val| val.parse_value("RoutingAlgorithm"))
+            .transpose()
+            .change_context(errors::ApiErrorResponse::InvalidRequestData {
+                message: "Invalid straight through routing rules format".to_string(),
+            })
+            .attach_printable("Invalid straight through routing rules format")?;
+
         Ok((
             Box::new(self),
             operations::ValidateResult {