diff --git a/htlcswitch/interfaces.go b/htlcswitch/interfaces.go
index d246bc954..8f98709aa 100644
--- a/htlcswitch/interfaces.go
+++ b/htlcswitch/interfaces.go
@@ -12,6 +12,7 @@ import (
 	"github.com/lightningnetwork/lnd/lnwallet/chainfee"
 	"github.com/lightningnetwork/lnd/lnwire"
 	"github.com/lightningnetwork/lnd/record"
+	"github.com/lightningnetwork/lnd/tlv"
 )
 
 // InvoiceDatabase is an interface which represents the persistent subsystem
@@ -271,6 +272,10 @@ type ChannelLink interface {
 	// have buffered messages.
 	AttachMailBox(MailBox)
 
+	// ChannelCustomBlob returns the custom blob of the channel that this
+	// link is associated with.
+	ChannelCustomBlob() fn.Option[tlv.Blob]
+
 	// Start/Stop are used to initiate the start/stop of the channel link
 	// functioning.
 	Start() error
diff --git a/htlcswitch/link.go b/htlcswitch/link.go
index b21c33131..c3cb04936 100644
--- a/htlcswitch/link.go
+++ b/htlcswitch/link.go
@@ -30,6 +30,7 @@ import (
 	"github.com/lightningnetwork/lnd/lnwire"
 	"github.com/lightningnetwork/lnd/queue"
 	"github.com/lightningnetwork/lnd/ticker"
+	"github.com/lightningnetwork/lnd/tlv"
 )
 
 func init() {
@@ -3752,3 +3753,9 @@ func (l *channelLink) fail(linkErr LinkFailureError,
 	l.failed = true
 	l.cfg.OnChannelFailure(l.ChanID(), l.ShortChanID(), linkErr)
 }
+
+// ChannelCustomBlob returns the custom blob of the channel that this link is
+// associated with.
+func (l *channelLink) ChannelCustomBlob() fn.Option[tlv.Blob] {
+	return l.channel.State().CustomBlob
+}
diff --git a/htlcswitch/mock.go b/htlcswitch/mock.go
index a0f38c74f..bbbb243d4 100644
--- a/htlcswitch/mock.go
+++ b/htlcswitch/mock.go
@@ -27,6 +27,7 @@ import (
 	"github.com/lightningnetwork/lnd/channeldb/models"
 	"github.com/lightningnetwork/lnd/clock"
 	"github.com/lightningnetwork/lnd/contractcourt"
+	"github.com/lightningnetwork/lnd/fn"
 	"github.com/lightningnetwork/lnd/htlcswitch/hop"
 	"github.com/lightningnetwork/lnd/invoices"
 	"github.com/lightningnetwork/lnd/lnpeer"
@@ -35,6 +36,7 @@ import (
 	"github.com/lightningnetwork/lnd/lnwallet/chainfee"
 	"github.com/lightningnetwork/lnd/lnwire"
 	"github.com/lightningnetwork/lnd/ticker"
+	"github.com/lightningnetwork/lnd/tlv"
 )
 
 func isAlias(scid lnwire.ShortChannelID) bool {
@@ -912,6 +914,10 @@ func (f *mockChannelLink) ChannelPoint() wire.OutPoint {
 	return wire.OutPoint{}
 }
 
+func (f *mockChannelLink) ChannelCustomBlob() fn.Option[tlv.Blob] {
+	return fn.Option[tlv.Blob]{}
+}
+
 func (f *mockChannelLink) Stop()                                        {}
 func (f *mockChannelLink) EligibleToForward() bool                      { return f.eligible }
 func (f *mockChannelLink) MayAddOutgoingHtlc(lnwire.MilliSatoshi) error { return nil }