diff --git a/.changeset/strong-dogs-smash.md b/.changeset/strong-dogs-smash.md
new file mode 100644
index 00000000000..a34a418e65d
--- /dev/null
+++ b/.changeset/strong-dogs-smash.md
@@ -0,0 +1,5 @@
+---
+"chainlink": minor
+---
+
+error handling for Treasure #added
\ No newline at end of file
diff --git a/core/chains/evm/client/errors.go b/core/chains/evm/client/errors.go
index e7fff8d0dbc..5980b0dd963 100644
--- a/core/chains/evm/client/errors.go
+++ b/core/chains/evm/client/errors.go
@@ -161,6 +161,12 @@ var arbitrum = ClientErrors{
 	ServiceUnavailable:    regexp.MustCompile(`(: |^)502 Bad Gateway: [\s\S]*$|network is unreachable|i/o timeout`),
 }
 
+// Treasure
+var treasureFatal = regexp.MustCompile(`(: |^)invalid chain id for signer(:|$)`)
+var treasure = ClientErrors{
+	Fatal: treasureFatal,
+}
+
 var celo = ClientErrors{
 	TxFeeExceedsCap:       regexp.MustCompile(`(: |^)tx fee \([0-9\.]+ of currency celo\) exceeds the configured cap \([0-9\.]+ [a-zA-Z]+\)$`),
 	TerminallyUnderpriced: regexp.MustCompile(`(: |^)gasprice is less than gas price minimum floor`),
@@ -270,7 +276,7 @@ var internal = ClientErrors{
 	TerminallyStuck: regexp.MustCompile(TerminallyStuckMsg),
 }
 
-var clients = []ClientErrors{parity, geth, arbitrum, metis, substrate, avalanche, nethermind, harmony, besu, erigon, klaytn, celo, zkSync, zkEvm, mantle, aStar, gnosis, internal}
+var clients = []ClientErrors{parity, geth, arbitrum, metis, substrate, avalanche, nethermind, harmony, besu, erigon, klaytn, celo, zkSync, zkEvm, treasure, mantle, aStar, gnosis, internal}
 
 // ClientErrorRegexes returns a map of compiled regexes for each error type
 func ClientErrorRegexes(errsRegex config.ClientErrors) *ClientErrors {
diff --git a/core/chains/evm/client/errors_test.go b/core/chains/evm/client/errors_test.go
index 32a1ba2bf32..095e291f5e9 100644
--- a/core/chains/evm/client/errors_test.go
+++ b/core/chains/evm/client/errors_test.go
@@ -405,6 +405,7 @@ func Test_Eth_Errors_Fatal(t *testing.T) {
 		{"failed to forward tx to sequencer, please try again. Error message: 'invalid sender'", true, "Mantle"},
 
 		{"client error fatal", true, "tomlConfig"},
+		{"invalid chain id for signer", true, "Treasure"},
 	}
 
 	for _, test := range tests {