diff --git a/pkg/innerring/invoke/alphabet.go b/pkg/innerring/invoke/alphabet.go
index ba662746b..393e5b146 100644
--- a/pkg/innerring/invoke/alphabet.go
+++ b/pkg/innerring/invoke/alphabet.go
@@ -27,9 +27,5 @@ func AlphabetVote(cli *client.Client, con util.Uint160, fee SideFeeProvider, epo
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), voteMethod, int64(epoch), keys)
-	}
-
-	return cli.NotaryInvoke(con, voteMethod, int64(epoch), keys)
+	return cli.NotaryInvoke(con, fee.SideChainFee(), voteMethod, int64(epoch), keys)
 }
diff --git a/pkg/innerring/invoke/balance.go b/pkg/innerring/invoke/balance.go
index b50709e87..5da410b87 100644
--- a/pkg/innerring/invoke/balance.go
+++ b/pkg/innerring/invoke/balance.go
@@ -37,15 +37,7 @@ func Mint(cli *client.Client, con util.Uint160, fee SideFeeProvider, p *MintBurn
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), mintMethod,
-			p.ScriptHash,
-			p.Amount,
-			p.Comment,
-		)
-	}
-
-	return cli.NotaryInvoke(con, mintMethod,
+	return cli.NotaryInvoke(con, fee.SideChainFee(), mintMethod,
 		p.ScriptHash,
 		p.Amount,
 		p.Comment,
@@ -58,15 +50,7 @@ func Burn(cli *client.Client, con util.Uint160, fee SideFeeProvider, p *MintBurn
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), burnMethod,
-			p.ScriptHash,
-			p.Amount,
-			p.Comment,
-		)
-	}
-
-	return cli.NotaryInvoke(con, burnMethod,
+	return cli.NotaryInvoke(con, fee.SideChainFee(), burnMethod,
 		p.ScriptHash,
 		p.Amount,
 		p.Comment,
@@ -79,17 +63,7 @@ func LockAsset(cli *client.Client, con util.Uint160, fee SideFeeProvider, p *Loc
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), lockMethod,
-			p.ID,
-			p.User.BytesBE(),
-			p.LockAccount.BytesBE(),
-			p.Amount,
-			int64(p.Until),
-		)
-	}
-
-	return cli.NotaryInvoke(con, lockMethod,
+	return cli.NotaryInvoke(con, fee.SideChainFee(), lockMethod,
 		p.ID,
 		p.User.BytesBE(),
 		p.LockAccount.BytesBE(),
diff --git a/pkg/innerring/invoke/container.go b/pkg/innerring/invoke/container.go
index 13c787828..3533efc01 100644
--- a/pkg/innerring/invoke/container.go
+++ b/pkg/innerring/invoke/container.go
@@ -32,15 +32,7 @@ func RegisterContainer(cli *client.Client, con util.Uint160, fee SideFeeProvider
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), putContainerMethod,
-			p.Container,
-			p.Signature,
-			p.Key.Bytes(),
-		)
-	}
-
-	return cli.NotaryInvoke(con, putContainerMethod,
+	return cli.NotaryInvoke(con, fee.SideChainFee(), putContainerMethod,
 		p.Container,
 		p.Signature,
 		p.Key.Bytes(),
@@ -53,14 +45,7 @@ func RemoveContainer(cli *client.Client, con util.Uint160, fee SideFeeProvider,
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), deleteContainerMethod,
-			p.ContainerID,
-			p.Signature,
-		)
-	}
-
-	return cli.NotaryInvoke(con, deleteContainerMethod,
+	return cli.NotaryInvoke(con, fee.SideChainFee(), deleteContainerMethod,
 		p.ContainerID,
 		p.Signature,
 	)
diff --git a/pkg/innerring/invoke/neofs.go b/pkg/innerring/invoke/neofs.go
index ce1e2ca9e..66f7fada8 100644
--- a/pkg/innerring/invoke/neofs.go
+++ b/pkg/innerring/invoke/neofs.go
@@ -36,16 +36,7 @@ func CashOutCheque(cli *client.Client, con util.Uint160, fee MainFeeProvider, p
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.MainChainFee(), chequeMethod,
-			p.ID,
-			p.User.BytesBE(),
-			p.Amount,
-			p.LockAccount.BytesBE(),
-		)
-	}
-
-	return cli.NotaryInvoke(con, chequeMethod,
+	return cli.NotaryInvoke(con, fee.MainChainFee(), chequeMethod,
 		p.ID,
 		p.User.BytesBE(),
 		p.Amount,
@@ -59,9 +50,5 @@ func AlphabetUpdate(cli *client.Client, con util.Uint160, fee MainFeeProvider, i
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.MainChainFee(), alphabetUpdateMethod, id, list)
-	}
-
-	return cli.NotaryInvoke(con, alphabetUpdateMethod, id, list)
+	return cli.NotaryInvoke(con, fee.MainChainFee(), alphabetUpdateMethod, id, list)
 }
diff --git a/pkg/innerring/invoke/netmap.go b/pkg/innerring/invoke/netmap.go
index 71d7a55c5..9ddaffc92 100644
--- a/pkg/innerring/invoke/netmap.go
+++ b/pkg/innerring/invoke/netmap.go
@@ -59,11 +59,7 @@ func SetNewEpoch(cli *client.Client, con util.Uint160, fee SideFeeProvider, epoc
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), setNewEpochMethod, int64(epoch))
-	}
-
-	return cli.NotaryInvoke(con, setNewEpochMethod, int64(epoch))
+	return cli.NotaryInvoke(con, fee.SideChainFee(), setNewEpochMethod, int64(epoch))
 }
 
 // ApprovePeer invokes addPeer method.
@@ -72,11 +68,7 @@ func ApprovePeer(cli *client.Client, con util.Uint160, fee SideFeeProvider, peer
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), approvePeerMethod, peer)
-	}
-
-	return cli.NotaryInvoke(con, approvePeerMethod, peer)
+	return cli.NotaryInvoke(con, fee.SideChainFee(), approvePeerMethod, peer)
 }
 
 // UpdatePeerState invokes addPeer method.
@@ -85,14 +77,7 @@ func UpdatePeerState(cli *client.Client, con util.Uint160, fee SideFeeProvider,
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), updatePeerStateMethod,
-			int64(args.Status.ToV2()),
-			args.Key.Bytes(),
-		)
-	}
-
-	return cli.NotaryInvoke(con, updatePeerStateMethod,
+	return cli.NotaryInvoke(con, fee.SideChainFee(), updatePeerStateMethod,
 		int64(args.Status.ToV2()),
 		args.Key.Bytes(),
 	)
@@ -104,15 +89,7 @@ func SetConfig(cli *client.Client, con util.Uint160, fee SideFeeProvider, args *
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), setConfigMethod,
-			args.ID,
-			args.Key,
-			args.Value,
-		)
-	}
-
-	return cli.NotaryInvoke(con, setConfigMethod,
+	return cli.NotaryInvoke(con, fee.SideChainFee(), setConfigMethod,
 		args.ID,
 		args.Key,
 		args.Value,
@@ -126,11 +103,7 @@ func SetInnerRing(cli *client.Client, con util.Uint160, fee SideFeeProvider, lis
 		return client.ErrNilClient
 	}
 
-	if !cli.NotaryEnabled() {
-		return cli.Invoke(con, fee.SideChainFee(), setInnerRingMethod, list)
-	}
-
-	return cli.NotaryInvoke(con, setInnerRingMethod, list)
+	return cli.NotaryInvoke(con, fee.SideChainFee(), setInnerRingMethod, list)
 }
 
 // NetmapSnapshot returns current netmap node infos.
diff --git a/pkg/morph/client/notary.go b/pkg/morph/client/notary.go
index 04fc8dfc8..f523b057c 100644
--- a/pkg/morph/client/notary.go
+++ b/pkg/morph/client/notary.go
@@ -200,14 +200,14 @@ func (c *Client) UpdateNeoFSAlphabetList(list keys.PublicKeys) error {
 }
 
 // NotaryInvoke invokes contract method by sending tx to notary contract in
-// blockchain. Fallback tx is a `RET`. Notary support should be enabled
-// in client to use this function.
+// blockchain. Fallback tx is a `RET`. If Notary support is not enabled
+// it fallbacks to a simple `Invoke()`.
 //
 // This function must be invoked after `EnableNotarySupport()` otherwise it
 // throws panic.
-func (c *Client) NotaryInvoke(contract util.Uint160, method string, args ...interface{}) error {
+func (c *Client) NotaryInvoke(contract util.Uint160, fee fixedn.Fixed8, method string, args ...interface{}) error {
 	if c.notary == nil {
-		panic(notaryNotEnabledPanicMsg)
+		return c.Invoke(contract, fee, method, args...)
 	}
 
 	return c.notaryInvoke(false, contract, method, args...)
diff --git a/pkg/morph/client/static.go b/pkg/morph/client/static.go
index 62530e275..98e6c4f36 100644
--- a/pkg/morph/client/static.go
+++ b/pkg/morph/client/static.go
@@ -63,10 +63,14 @@ func (s StaticClient) TestInvoke(method string, args ...interface{}) ([]stackite
 }
 
 // NotaryInvoke calls NotaryInvoke method of Client with static internal
-// script hash. Returns error if notary support was not enabled in underlying
+// script hash. Panics if notary support was not enabled in underlying
 // moprh client.
 func (s StaticClient) NotaryInvoke(method string, args ...interface{}) error {
-	return s.client.NotaryInvoke(
+	if s.client.notary == nil {
+		panic(notaryNotEnabledPanicMsg)
+	}
+	return s.client.notaryInvoke(
+		false,
 		s.scScriptHash,
 		method,
 		args...,