diff --git a/lib/balance-tx/lib/internal/Internal/Cardano/Write/Tx.hs b/lib/balance-tx/lib/internal/Internal/Cardano/Write/Tx.hs
index 31a985152fb..d754ed79e25 100644
--- a/lib/balance-tx/lib/internal/Internal/Cardano/Write/Tx.hs
+++ b/lib/balance-tx/lib/internal/Internal/Cardano/Write/Tx.hs
@@ -52,7 +52,6 @@ module Internal.Cardano.Write.Tx
     , CardanoApi.ShelleyLedgerEra
     , cardanoEraFromRecentEra
     , shelleyBasedEraFromRecentEra
-    , asCardanoApiTx
     , fromCardanoApiTx
     , toCardanoApiUTxO
     , fromCardanoApiUTxO
@@ -89,7 +88,6 @@ module Internal.Cardano.Write.Tx
     , Core.TxBody
     , txBody
     , outputs
-    , modifyLedgerBody
     , emptyTx
     , serializeTx
 
@@ -786,39 +784,6 @@ outputs
 outputs RecentEraConway = map sizedValue . toList . Conway.ctbOutputs
 outputs RecentEraBabbage = map sizedValue . toList . Babbage.btbOutputs
 
--- NOTE: To reduce the need for the caller to deal with
--- @CardanoApiEra (CardanoApi.ShelleyLedgerEra era) ~ era@, we quantify this
--- function over @cardanoEra@ instead of @era@.
---
--- TODO [ADP-2353] Move to @cardano-api@ related module
-modifyLedgerBody
-    :: forall cardanoEra. IsRecentEra cardanoEra
-    => (Core.TxBody (CardanoApi.ShelleyLedgerEra cardanoEra) ->
-        Core.TxBody (CardanoApi.ShelleyLedgerEra cardanoEra))
-    -> Core.Tx (CardanoApi.ShelleyLedgerEra cardanoEra)
-    -> Core.Tx (CardanoApi.ShelleyLedgerEra cardanoEra)
-modifyLedgerBody f = asCardanoApiTx @cardanoEra modify
-  where
-    modify (CardanoApi.Tx body keyWits) = CardanoApi.Tx body' keyWits
-      where
-        body' = case body of
-            CardanoApi.ByronTxBody {} ->
-                error "Impossible: ByronTxBody in CardanoApi.ShelleyLedgerEra"
-            CardanoApi.ShelleyTxBody
-                shelleyEra
-                ledgerBody
-                scripts
-                scriptData
-                auxData
-                validity ->
-                    CardanoApi.ShelleyTxBody
-                        shelleyEra
-                        (f ledgerBody)
-                        scripts
-                        scriptData
-                        auxData
-                        validity
-
 emptyTx :: RecentEra era -> Core.Tx (CardanoApi.ShelleyLedgerEra era)
 emptyTx era = withConstraints era $ Core.mkBasicTx Core.mkBasicTxBody
 
@@ -826,16 +791,6 @@ emptyTx era = withConstraints era $ Core.mkBasicTx Core.mkBasicTxBody
 -- Compatibility
 --------------------------------------------------------------------------------
 
-asCardanoApiTx
-    :: forall era. IsRecentEra era
-    => (CardanoApi.Tx era -> CardanoApi.Tx era)
-    -> Core.Tx (CardanoApi.ShelleyLedgerEra era)
-    -> Core.Tx (CardanoApi.ShelleyLedgerEra era)
-asCardanoApiTx f
-    = fromCardanoApiTx
-    . f
-    . toCardanoApiTx
-
 fromCardanoApiTx
     :: forall era. IsRecentEra era
     => CardanoApi.Tx era
diff --git a/lib/balance-tx/lib/internal/Internal/Cardano/Write/Tx/Balance.hs b/lib/balance-tx/lib/internal/Internal/Cardano/Write/Tx/Balance.hs
index b84c5c6a1b7..225adf80c2a 100644
--- a/lib/balance-tx/lib/internal/Internal/Cardano/Write/Tx/Balance.hs
+++ b/lib/balance-tx/lib/internal/Internal/Cardano/Write/Tx/Balance.hs
@@ -236,7 +236,6 @@ import Internal.Cardano.Write.Tx
     , getFeePerByte
     , isBelowMinimumCoinForTxOut
     , maxScriptExecutionCost
-    , modifyLedgerBody
     , modifyTxOutCoin
     , outputs
     , toCardanoApiTx
@@ -657,8 +656,7 @@ assignMinimalAdaQuantitiesToOutputsWithoutAda
     -> Tx (CardanoApi.ShelleyLedgerEra era)
 assignMinimalAdaQuantitiesToOutputsWithoutAda era pp =
     withConstraints era
-        $ modifyLedgerBody @era
-        $ over outputsTxBodyL
+        $ over (bodyTxL . outputsTxBodyL)
         $ fmap modifyTxOut
   where
     modifyTxOut out = flip (modifyTxOutCoin era) out $ \c ->