diff --git a/crates/transaction-pool/src/identifier.rs b/crates/transaction-pool/src/identifier.rs
index 9b28d3789c..2abbe0b589 100644
--- a/crates/transaction-pool/src/identifier.rs
+++ b/crates/transaction-pool/src/identifier.rs
@@ -38,6 +38,14 @@ impl SenderIdentifiers {
         })
     }
 
+    /// Returns the existing [`SenderId`] or assigns a new one if it's missing
+    pub fn sender_ids_or_create(
+        &mut self,
+        addrs: impl IntoIterator<Item = Address>,
+    ) -> Vec<SenderId> {
+        addrs.into_iter().filter_map(|addr| self.sender_id(&addr)).collect()
+    }
+
     /// Returns the current identifier and increments the counter.
     fn next_id(&mut self) -> SenderId {
         let id = self.id;
diff --git a/crates/transaction-pool/src/pool/mod.rs b/crates/transaction-pool/src/pool/mod.rs
index 29a4ff8beb..968177a8ea 100644
--- a/crates/transaction-pool/src/pool/mod.rs
+++ b/crates/transaction-pool/src/pool/mod.rs
@@ -201,6 +201,11 @@ where
         self.identifiers.write().sender_id_or_create(addr)
     }
 
+    /// Returns the internal [`SenderId`]s for the given addresses.
+    pub fn get_sender_ids(&self, addrs: impl IntoIterator<Item = Address>) -> Vec<SenderId> {
+        self.identifiers.write().sender_ids_or_create(addrs)
+    }
+
     /// Returns all senders in the pool
     pub fn unique_senders(&self) -> HashSet<Address> {
         self.get_pool_data().unique_senders()
@@ -463,8 +468,7 @@ where
                     propagate,
                     timestamp: Instant::now(),
                     origin,
-                    authority_ids: authorities
-                        .map(|auths| auths.iter().map(|auth| self.get_sender_id(*auth)).collect()),
+                    authority_ids: authorities.map(|auths| self.get_sender_ids(auths)),
                 };
 
                 let added = pool.add_transaction(tx, balance, state_nonce, bytecode_hash)?;