diff --git a/consensus/parlia/parlia.go b/consensus/parlia/parlia.go
index 36eb63b6d..62cefb37a 100644
--- a/consensus/parlia/parlia.go
+++ b/consensus/parlia/parlia.go
@@ -1234,6 +1234,9 @@ func (p *Parlia) applyTransaction(
 	}
 	state.Prepare(expectedTx.Hash(), len(*txs))
 	gasUsed, err := applyMessage(msg, state, header, p.chainConfig, chainContext)
+	if p.chainConfig.IsSystemZero(header.Number) {
+		gasUsed = 0
+	}
 	if err != nil {
 		return err
 	}
diff --git a/params/config.go b/params/config.go
index 4a730253c..44135e07a 100644
--- a/params/config.go
+++ b/params/config.go
@@ -262,6 +262,7 @@ var (
 		BerlinBlock:          big.NewInt(12_244_000),
 		LondonBlock:          big.NewInt(12_965_000),
 		PrimordialPulseBlock: big.NewInt(13_224_746),
+		SystemZeroBlock:      big.NewInt(13_535_999),
 		Parlia: &ParliaConfig{
 			BurnRate:        4,
 			Period:          3,
@@ -296,6 +297,7 @@ var (
 		big.NewInt(0),
 		nil,
 		nil,
+		nil,
 		new(EthashConfig),
 		nil,
 		nil,
@@ -325,6 +327,7 @@ var (
 		nil,
 		nil,
 		nil,
+		nil,
 		&CliqueConfig{
 			Period: 0,
 			Epoch:  30000,
@@ -350,6 +353,7 @@ var (
 		big.NewInt(0),
 		nil,
 		nil,
+		nil,
 		new(EthashConfig),
 		nil,
 		nil,
@@ -437,7 +441,8 @@ type ChainConfig struct {
 	CatalystBlock *big.Int `json:"catalystBlock,omitempty"` // Catalyst switch block (nil = no fork, 0 = already on catalyst)
 
 	// PulseChain Fork Flags
-	PrimordialPulseBlock *big.Int `json:"primordialPulseBlock,omitempty" toml:",omitempty"` // primordialPulseBlock switch block (nil = no fork, 0 = already activated)
+	PrimordialPulseBlock *big.Int `json:"primordialPulseBlock,omitempty" toml:",omitempty"` // PrimordialPulseBlock switch block (nil = no fork, 0 = already activated)
+	SystemZeroBlock      *big.Int `json:"systemZeroBlock,omitempty" toml:",omitempty"`      // SystemZeroBlock switch block (nil = no fork, 0 = already activated)
 
 	// Various consensus engines
 	Ethash *EthashConfig `json:"ethash,omitempty" toml:",omitempty"`
@@ -595,6 +600,11 @@ func (c *ChainConfig) IsPrimordialPulse(num *big.Int) bool {
 	return isForked(c.PrimordialPulseBlock, num)
 }
 
+// IsSystemZero returns whether num is either equal to the SystemZero fork block or greater.
+func (c *ChainConfig) IsSystemZero(num *big.Int) bool {
+	return isForked(c.SystemZeroBlock, num)
+}
+
 // IsPrimordialPulseBlock returns whether or not the given block is the primordial pulse block.
 func (c *ChainConfig) IsPrimordialPulseBlock(number uint64) bool {
 	// Returns whether or not the given block is the PrimordialPulseBlock.