diff --git a/core/chains/evm/config/toml/config.go b/core/chains/evm/config/toml/config.go
index 6678658312d..418eb46d9fc 100644
--- a/core/chains/evm/config/toml/config.go
+++ b/core/chains/evm/config/toml/config.go
@@ -106,7 +106,7 @@ func (cs EVMConfigs) totalChains() int {
 	}
 	return total
 }
-func (cs EVMConfigs) Chains(ids ...types.ChainID) (r []commontypes.ChainStatus, total int, err error) {
+func (cs EVMConfigs) Chains(ids ...string) (r []commontypes.ChainStatus, total int, err error) {
 	total = cs.totalChains()
 	for _, ch := range cs {
 		if ch == nil {
@@ -153,7 +153,7 @@ func (cs EVMConfigs) NodeStatus(name string) (commontypes.NodeStatus, error) {
 	for i := range cs {
 		for _, n := range cs[i].Nodes {
 			if n.Name != nil && *n.Name == name {
-				return nodeStatus(n, types.ChainID(cs[i].ChainID.String()))
+				return nodeStatus(n, cs[i].ChainID.String())
 			}
 		}
 	}
@@ -178,7 +178,7 @@ func legacyNode(n *Node, chainID *utils.Big) (v2 types.Node) {
 	return
 }
 
-func nodeStatus(n *Node, chainID types.ChainID) (commontypes.NodeStatus, error) {
+func nodeStatus(n *Node, chainID string) (commontypes.NodeStatus, error) {
 	var s commontypes.NodeStatus
 	s.ChainID = chainID
 	s.Name = *n.Name
@@ -190,7 +190,7 @@ func nodeStatus(n *Node, chainID types.ChainID) (commontypes.NodeStatus, error)
 	return s, nil
 }
 
-func (cs EVMConfigs) nodes(id types.ChainID) (ns EVMNodes) {
+func (cs EVMConfigs) nodes(id string) (ns EVMNodes) {
 	for _, c := range cs {
 		if c.ChainID.String() == id {
 			return c.Nodes
@@ -199,7 +199,7 @@ func (cs EVMConfigs) nodes(id types.ChainID) (ns EVMNodes) {
 	return nil
 }
 
-func (cs EVMConfigs) Nodes(chainID types.ChainID) (ns []types.Node, err error) {
+func (cs EVMConfigs) Nodes(chainID string) (ns []types.Node, err error) {
 	evmID, err := ChainIDInt64(chainID)
 	if err != nil {
 		return nil, fmt.Errorf("invalid evm chain id %q : %w", chainID, err)
@@ -219,14 +219,14 @@ func (cs EVMConfigs) Nodes(chainID types.ChainID) (ns []types.Node, err error) {
 	return
 }
 
-func (cs EVMConfigs) NodeStatuses(chainIDs ...types.ChainID) (ns []commontypes.NodeStatus, err error) {
+func (cs EVMConfigs) NodeStatuses(chainIDs ...string) (ns []commontypes.NodeStatus, err error) {
 	if len(chainIDs) == 0 {
 		for i := range cs {
 			for _, n := range cs[i].Nodes {
 				if n == nil {
 					continue
 				}
-				n2, err := nodeStatus(n, types.ChainID(cs[i].ChainID.String()))
+				n2, err := nodeStatus(n, cs[i].ChainID.String())
 				if err != nil {
 					return nil, err
 				}
@@ -815,6 +815,6 @@ func (n *Node) SetFrom(f *Node) {
 	}
 }
 
-func ChainIDInt64(cid types.ChainID) (int64, error) {
+func ChainIDInt64(cid string) (int64, error) {
 	return strconv.ParseInt(cid, 10, 64)
 }
diff --git a/core/chains/evm/types/types.go b/core/chains/evm/types/types.go
index 60cba208ea2..97b275376ac 100644
--- a/core/chains/evm/types/types.go
+++ b/core/chains/evm/types/types.go
@@ -16,12 +16,10 @@ import (
 	"github.com/smartcontractkit/chainlink/v2/core/utils"
 )
 
-type ChainID = string
-
 type Configs interface {
-	Chains(ids ...ChainID) ([]types.ChainStatus, int, error)
+	Chains(ids ...string) ([]types.ChainStatus, int, error)
 	Node(name string) (Node, error)
-	Nodes(chainID ChainID) (nodes []Node, err error)
+	Nodes(chainID string) (nodes []Node, err error)
 	NodeStatus(name string) (types.NodeStatus, error)
 }