diff --git a/params/config.go b/params/config.go
index 1be9134499..6a1cd30168 100644
--- a/params/config.go
+++ b/params/config.go
@@ -60,6 +60,7 @@ var (
 		DisposalBlock:       big.NewInt(0),
 		ConstantinopleBlock: nil,
 		ECIP1017EraRounds:   big.NewInt(10000000),
+		EIP160Block:         big.NewInt(0),
 		Ethash:              new(EthashConfig),
 	}
 
@@ -103,16 +104,16 @@ var (
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// adding flags to the config to also have to set these fields.
-	AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(EthashConfig), nil}
+	AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, new(EthashConfig), nil}
 
 	// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
 	// and accepted by the Ethereum core developers into the Clique consensus.
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// adding flags to the config to also have to set these fields.
-	AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
+	AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
 
-	TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(EthashConfig), nil}
+	TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, new(EthashConfig), nil}
 	TestRules       = TestChainConfig.Rules(new(big.Int))
 )
 
@@ -141,6 +142,7 @@ type ChainConfig struct {
 	ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated)
 
 	ECIP1017EraRounds *big.Int `json:"ecip1017EraRounds,omitempty"` // ECIP1017 era rounds
+	EIP160Block       *big.Int `json:"eip160Block,omitempty"`       // EIP160 HF block
 
 	// Various consensus engines
 	Ethash *EthashConfig `json:"ethash,omitempty"`
@@ -177,7 +179,7 @@ func (c *ChainConfig) String() string {
 	default:
 		engine = "unknown"
 	}
-	return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v, Disposal: %v, ECIP1017: %v, Constantinople: %v, Engine: %v}",
+	return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v, Disposal: %v, ECIP1017: %v, EIP160: %v, Constantinople: %v, Engine: %v}",
 		c.ChainId,
 		c.HomesteadBlock,
 		c.DAOForkBlock,
@@ -207,6 +209,11 @@ func (c *ChainConfig) IsHomestead(num *big.Int) bool {
 	return isForked(c.HomesteadBlock, num)
 }
 
+// IsEIP160 returns whether num is either equal to the EIP160 block or greater.
+func (c *ChainConfig) IsEIP160(num *big.Int) bool {
+	return isForked(c.EIP160Block, num)
+}
+
 // IsDAO returns whether num is either equal to the DAO fork block or greater.
 func (c *ChainConfig) IsDAOFork(num *big.Int) bool {
 	return isForked(c.DAOForkBlock, num)
@@ -244,6 +251,8 @@ func (c *ChainConfig) GasTable(num *big.Int) GasTable {
 		return GasTableHomestead
 	}
 	switch {
+	case c.IsEIP160(num):
+		return GasTableEIP160
 	case c.IsEIP158(num):
 		return GasTableEIP158
 	case c.IsEIP150(num):
diff --git a/params/gas_table.go b/params/gas_table.go
index 4969382b1b..8e16a01fec 100644
--- a/params/gas_table.go
+++ b/params/gas_table.go
@@ -61,6 +61,20 @@ var (
 		CreateBySuicide: 25000,
 	}
 
+	// GasTableEIP160 contains the gas re-prices for
+	// EIP160 hard fork.
+	GasTableEIP160 = GasTable{
+		ExtcodeSize: 700,
+		ExtcodeCopy: 700,
+		Balance:     400,
+		SLoad:       200,
+		Calls:       700,
+		Suicide:     5000,
+		ExpByte:     50,
+
+		CreateBySuicide: 25000,
+	}
+
 	GasTableEIP158 = GasTable{
 		ExtcodeSize: 700,
 		ExtcodeCopy: 700,