diff --git a/polkadot/node/service/src/chain_spec.rs b/polkadot/node/service/src/chain_spec.rs
index d0f2c8699594f4b89c5d7ebb48a99e7739686a66..614acbd0d3150dba53b52ccc0bea8b9bc90a4c7f 100644
--- a/polkadot/node/service/src/chain_spec.rs
+++ b/polkadot/node/service/src/chain_spec.rs
@@ -1045,22 +1045,22 @@ fn rococo_staging_testnet_config_genesis(wasm_binary: &[u8]) -> rococo_runtime::
 		},
 		xcm_pallet: Default::default(),
 		transaction_payment: Default::default(),
-		// bridge_rococo_grandpa: rococo_runtime::BridgeRococoGrandpaConfig {
-		// 	owner: Some(endowed_accounts[0].clone()),
-		// 	..Default::default()
-		// },
-		// bridge_wococo_grandpa: rococo_runtime::BridgeWococoGrandpaConfig {
-		// 	owner: Some(endowed_accounts[0].clone()),
-		// 	..Default::default()
-		// },
-		// bridge_rococo_messages: rococo_runtime::BridgeRococoMessagesConfig {
-		// 	owner: Some(endowed_accounts[0].clone()),
-		// 	..Default::default()
-		// },
-		// bridge_wococo_messages: rococo_runtime::BridgeWococoMessagesConfig {
-		// 	owner: Some(endowed_accounts[0].clone()),
-		// 	..Default::default()
-		// },
+		bridge_rococo_grandpa: rococo_runtime::BridgeRococoGrandpaConfig {
+			owner: Some(endowed_accounts[0].clone()),
+			..Default::default()
+		},
+		bridge_wococo_grandpa: rococo_runtime::BridgeWococoGrandpaConfig {
+			owner: Some(endowed_accounts[0].clone()),
+			..Default::default()
+		},
+		bridge_rococo_messages: rococo_runtime::BridgeRococoMessagesConfig {
+			owner: Some(endowed_accounts[0].clone()),
+			..Default::default()
+		},
+		bridge_wococo_messages: rococo_runtime::BridgeWococoMessagesConfig {
+			owner: Some(endowed_accounts[0].clone()),
+			..Default::default()
+		},
 	}
 }
 
@@ -1555,22 +1555,22 @@ pub fn rococo_testnet_genesis(
 		},
 		xcm_pallet: Default::default(),
 		transaction_payment: Default::default(),
-		// bridge_rococo_grandpa: rococo_runtime::BridgeRococoGrandpaConfig {
-		// 	owner: Some(root_key.clone()),
-		// 	..Default::default()
-		// },
-		// bridge_wococo_grandpa: rococo_runtime::BridgeWococoGrandpaConfig {
-		// 	owner: Some(root_key.clone()),
-		// 	..Default::default()
-		// },
-		// bridge_rococo_messages: rococo_runtime::BridgeRococoMessagesConfig {
-		// 	owner: Some(root_key.clone()),
-		// 	..Default::default()
-		// },
-		// bridge_wococo_messages: rococo_runtime::BridgeWococoMessagesConfig {
-		// 	owner: Some(root_key.clone()),
-		// 	..Default::default()
-		// },
+		bridge_rococo_grandpa: rococo_runtime::BridgeRococoGrandpaConfig {
+			owner: Some(root_key.clone()),
+			..Default::default()
+		},
+		bridge_wococo_grandpa: rococo_runtime::BridgeWococoGrandpaConfig {
+			owner: Some(root_key.clone()),
+			..Default::default()
+		},
+		bridge_rococo_messages: rococo_runtime::BridgeRococoMessagesConfig {
+			owner: Some(root_key.clone()),
+			..Default::default()
+		},
+		bridge_wococo_messages: rococo_runtime::BridgeWococoMessagesConfig {
+			owner: Some(root_key.clone()),
+			..Default::default()
+		},
 	}
 }
 
diff --git a/polkadot/runtime/rococo/src/bridge_messages.rs b/polkadot/runtime/rococo/src/bridge_messages.rs
index 0eef37056843b5699381b0f049f20f925c7901ab..31568f5c51bc67b734c34ee60d5a8e9f58cd36f7 100644
--- a/polkadot/runtime/rococo/src/bridge_messages.rs
+++ b/polkadot/runtime/rococo/src/bridge_messages.rs
@@ -208,7 +208,7 @@ where
 	B::ThisChain: ChainWithMessages<AccountId = crate::AccountId>,
 	B::BridgedChain: ChainWithMessages<Hash = crate::Hash>,
 	GI: 'static,
-	crate::Runtime: pallet_bridge_grandpa::Config<GI> + pallet_bridge_messages::Config<B::BridgedMessagesInstance>,
+	crate::Runtime: pallet_bridge_grandpa::Config<GI>,
 	<<crate::Runtime as pallet_bridge_grandpa::Config<GI>>::BridgedChain as bp_runtime::Chain>::Hash: From<crate::Hash>,
 {
 	type Error = &'static str;
@@ -230,7 +230,7 @@ where
 	B: MessageBridge,
 	B::BridgedChain: ChainWithMessages<Balance = crate::Balance, Hash = crate::Hash>,
 	GI: 'static,
-	crate::Runtime: pallet_bridge_grandpa::Config<GI> + pallet_bridge_messages::Config<B::BridgedMessagesInstance>,
+	crate::Runtime: pallet_bridge_grandpa::Config<GI>,
 	<<crate::Runtime as pallet_bridge_grandpa::Config<GI>>::BridgedChain as bp_runtime::Chain>::Hash: From<crate::Hash>,
 {
 	type Error = &'static str;
@@ -240,10 +240,24 @@ where
 		proof: Self::MessagesProof,
 		messages_count: u32,
 	) -> Result<ProvedMessages<Message<crate::Balance>>, Self::Error> {
-		messages_target::verify_messages_proof::<B, crate::Runtime, GI>(proof, messages_count)
+		messages_target::verify_messages_proof::<B, crate::Runtime, GI>(proof, messages_count).and_then(verify_inbound_messages_lane)
 	}
 }
 
+/// Error that happens when we are receiving incoming message via unexpected lane.
+const INBOUND_LANE_DISABLED: &str = "The inbound message lane is disabled.";
+
+/// Verify that lanes of inbound messages are enabled.
+fn verify_inbound_messages_lane(
+	messages: ProvedMessages<Message<crate::Balance>>,
+) -> Result<ProvedMessages<Message<crate::Balance>>, &'static str> {
+	let allowed_incoming_lanes = [[0, 0, 0, 0]];
+	if messages.keys().any(|lane_id| !allowed_incoming_lanes.contains(lane_id)) {
+		return Err(INBOUND_LANE_DISABLED)
+	}
+	Ok(messages)
+}
+
 /// The cost of delivery confirmation transaction.
 pub struct GetDeliveryConfirmationTransactionFee;
 
@@ -267,10 +281,11 @@ mod at_rococo {
 		const THIS_CHAIN_ID: ChainId = ROCOCO_CHAIN_ID;
 		const BRIDGED_CHAIN_ID: ChainId = WOCOCO_CHAIN_ID;
 		const RELAYER_FEE_PERCENT: u32 = 10;
+		const BRIDGED_MESSAGES_PALLET_NAME: &'static str =
+			bp_wococo::WITH_ROCOCO_MESSAGES_PALLET_NAME;
 
 		type ThisChain = RococoAtRococo;
 		type BridgedChain = WococoAtRococo;
-		type BridgedMessagesInstance = crate::AtWococoWithRococoMessagesInstance;
 
 		fn bridged_balance_to_this_balance(
 			bridged_balance: bp_wococo::Balance,
@@ -316,10 +331,11 @@ mod at_wococo {
 		const THIS_CHAIN_ID: ChainId = WOCOCO_CHAIN_ID;
 		const BRIDGED_CHAIN_ID: ChainId = ROCOCO_CHAIN_ID;
 		const RELAYER_FEE_PERCENT: u32 = 10;
+		const BRIDGED_MESSAGES_PALLET_NAME: &'static str =
+			bp_rococo::WITH_WOCOCO_MESSAGES_PALLET_NAME;
 
 		type ThisChain = WococoAtWococo;
 		type BridgedChain = RococoAtWococo;
-		type BridgedMessagesInstance = crate::AtRococoWithWococoMessagesInstance;
 
 		fn bridged_balance_to_this_balance(
 			bridged_balance: bp_rococo::Balance,
@@ -356,6 +372,7 @@ mod at_wococo {
 #[cfg(test)]
 mod tests {
 	use super::*;
+	use bp_messages::{target_chain::ProvedLaneMessages, MessageData, MessageKey};
 	use bridge_runtime_common::messages;
 	use parity_scale_codec::Encode;
 
@@ -377,6 +394,7 @@ mod tests {
 			ADDITIONAL_MESSAGE_BYTE_DELIVERY_WEIGHT,
 			MAX_SINGLE_MESSAGE_DELIVERY_CONFIRMATION_TX_WEIGHT,
 			PAY_INBOUND_DISPATCH_FEE_WEIGHT,
+			crate::RocksDbWeight::get(),
 		);
 
 		let max_incoming_message_proof_size = bp_rococo::EXTRA_STORAGE_PROOF_SIZE.saturating_add(
@@ -404,6 +422,7 @@ mod tests {
 			max_incoming_inbound_lane_data_proof_size,
 			bp_rococo::MAX_UNREWARDED_RELAYER_ENTRIES_AT_INBOUND_LANE,
 			bp_rococo::MAX_UNCONFIRMED_MESSAGES_AT_INBOUND_LANE,
+			crate::RocksDbWeight::get(),
 		);
 	}
 
@@ -440,4 +459,41 @@ mod tests {
 			extra_bytes_in_transaction,
 		);
 	}
+
+	fn proved_messages(lane_id: LaneId) -> ProvedMessages<Message<crate::Balance>> {
+		vec![(
+			lane_id,
+			ProvedLaneMessages {
+				lane_state: None,
+				messages: vec![Message {
+					key: MessageKey { lane_id, nonce: 0 },
+					data: MessageData { payload: vec![], fee: 0 },
+				}],
+			},
+		)]
+		.into_iter()
+		.collect()
+	}
+
+	#[test]
+	fn verify_inbound_messages_lane_succeeds() {
+		assert_eq!(
+			verify_inbound_messages_lane(proved_messages([0, 0, 0, 0])),
+			Ok(proved_messages([0, 0, 0, 0])),
+		);
+	}
+
+	#[test]
+	fn verify_inbound_messages_lane_fails() {
+		assert_eq!(
+			verify_inbound_messages_lane(proved_messages([0, 0, 0, 1])),
+			Err(INBOUND_LANE_DISABLED),
+		);
+
+		let proved_messages = proved_messages([0, 0, 0, 0])
+			.into_iter()
+			.chain(proved_messages([0, 0, 0, 1]))
+			.collect();
+		assert_eq!(verify_inbound_messages_lane(proved_messages), Err(INBOUND_LANE_DISABLED),);
+	}
 }
diff --git a/polkadot/runtime/rococo/src/lib.rs b/polkadot/runtime/rococo/src/lib.rs
index 996e0042bddcedef97d825f440a2f3f298220cc0..8e4d75ec34b740f1a242aa3ea7df86127fb6f607 100644
--- a/polkadot/runtime/rococo/src/lib.rs
+++ b/polkadot/runtime/rococo/src/lib.rs
@@ -73,9 +73,9 @@ use runtime_parachains::{
 	session_info as parachains_session_info, shared as parachains_shared, ump as parachains_ump,
 };
 
-// use bridge_runtime_common::messages::{
-// 	source::estimate_message_dispatch_and_delivery_fee, MessageBridge,
-// };
+use bridge_runtime_common::messages::{
+	source::estimate_message_dispatch_and_delivery_fee, MessageBridge,
+};
 
 pub use pallet_balances::Call as BalancesCall;
 
@@ -92,7 +92,7 @@ use xcm_builder::{
 };
 use xcm_executor::XcmExecutor;
 
-//mod bridge_messages;
+mod bridge_messages;
 /// Constant values used within the runtime.
 pub mod constants;
 mod validator_manager;
@@ -255,21 +255,21 @@ construct_runtime! {
 		Beefy: pallet_beefy,
 		MmrLeaf: pallet_beefy_mmr,
 
+		// Validator Manager pallet.
+		ValidatorManager: validator_manager,
+
 		// It might seem strange that we add both sides of the bridge to the same runtime. We do this because this
 		// runtime as shared by both the Rococo and Wococo chains. When running as Rococo we only use
 		// `BridgeWococoGrandpa`, and vice versa.
-		// BridgeRococoGrandpa: pallet_bridge_grandpa::{Pallet, Call, Storage, Config<T>} = 40,
-		// BridgeWococoGrandpa: pallet_bridge_grandpa::<Instance1>::{Pallet, Call, Storage, Config<T>} = 41,
-
-		// Validator Manager pallet.
-		ValidatorManager: validator_manager,
+		BridgeRococoGrandpa: pallet_bridge_grandpa::{Pallet, Call, Storage, Config<T>} = 40,
+		BridgeWococoGrandpa: pallet_bridge_grandpa::<Instance1>::{Pallet, Call, Storage, Config<T>} = 41,
 
 		// Bridge messages support. The same story as with the bridge grandpa pallet above ^^^ - when we're
 		// running as Rococo we only use `BridgeWococoMessages`/`BridgeWococoMessagesDispatch`, and vice versa.
-		// BridgeRococoMessages: pallet_bridge_messages::{Pallet, Call, Storage, Event<T>, Config<T>} = 43,
-		// BridgeWococoMessages: pallet_bridge_messages::<Instance1>::{Pallet, Call, Storage, Event<T>, Config<T>} = 44,
-		// BridgeRococoMessagesDispatch: pallet_bridge_dispatch::{Pallet, Event<T>} = 45,
-		// BridgeWococoMessagesDispatch: pallet_bridge_dispatch::<Instance1>::{Pallet, Event<T>} = 46,
+		BridgeRococoMessages: pallet_bridge_messages::{Pallet, Call, Storage, Event<T>, Config<T>} = 43,
+		BridgeWococoMessages: pallet_bridge_messages::<Instance1>::{Pallet, Call, Storage, Event<T>, Config<T>} = 44,
+		BridgeRococoMessagesDispatch: pallet_bridge_dispatch::{Pallet, Event<T>} = 45,
+		BridgeWococoMessagesDispatch: pallet_bridge_dispatch::<Instance1>::{Pallet, Event<T>} = 46,
 
 		// A "council"
 		Collective: pallet_collective = 80,
@@ -873,144 +873,152 @@ impl pallet_beefy_mmr::Config for Runtime {
 	type ParachainHeads = ParasProvider;
 }
 
-// parameter_types! {
-// 	/// This is a pretty unscientific cap.
-// 	///
-// 	/// Note that once this is hit the pallet will essentially throttle incoming requests down to one
-// 	/// call per block.
-// 	pub const MaxRequests: u32 = 4 * HOURS as u32;
-
-// 	/// Number of headers to keep.
-// 	///
-// 	/// Assuming the worst case of every header being finalized, we will keep headers at least for a
-// 	/// week.
-// 	pub const HeadersToKeep: u32 = 7 * DAYS as u32;
-// }
-
-// pub type RococoGrandpaInstance = ();
-// impl pallet_bridge_grandpa::Config for Runtime {
-// 	type BridgedChain = bp_rococo::Rococo;
-// 	type MaxRequests = MaxRequests;
-// 	type HeadersToKeep = HeadersToKeep;
-
-// 	type WeightInfo = pallet_bridge_grandpa::weights::RialtoWeight<Runtime>;
-// }
-
-// pub type WococoGrandpaInstance = pallet_bridge_grandpa::Instance1;
-// impl pallet_bridge_grandpa::Config<WococoGrandpaInstance> for Runtime {
-// 	type BridgedChain = bp_wococo::Wococo;
-// 	type MaxRequests = MaxRequests;
-// 	type HeadersToKeep = HeadersToKeep;
-
-// 	type WeightInfo = pallet_bridge_grandpa::weights::RialtoWeight<Runtime>;
-// }
-
-// // Instance that is "deployed" at Wococo chain. Responsible for dispatching Rococo -> Wococo messages.
-// pub type AtWococoFromRococoMessagesDispatch = pallet_bridge_dispatch::DefaultInstance;
-// impl pallet_bridge_dispatch::Config<AtWococoFromRococoMessagesDispatch> for Runtime {
-// 	type Event = Event;
-// 	type MessageId = (bp_messages::LaneId, bp_messages::MessageNonce);
-// 	type Call = Call;
-// 	type CallFilter = frame_support::traits::Everything;
-// 	type EncodedCall = bridge_messages::FromRococoEncodedCall;
-// 	type SourceChainAccountId = bp_wococo::AccountId;
-// 	type TargetChainAccountPublic = sp_runtime::MultiSigner;
-// 	type TargetChainSignature = sp_runtime::MultiSignature;
-// 	type AccountIdConverter = bp_rococo::AccountIdConverter;
-// }
-
-// // Instance that is "deployed" at Rococo chain. Responsible for dispatching Wococo -> Rococo messages.
-// pub type AtRococoFromWococoMessagesDispatch = pallet_bridge_dispatch::Instance1;
-// impl pallet_bridge_dispatch::Config<AtRococoFromWococoMessagesDispatch> for Runtime {
-// 	type Event = Event;
-// 	type MessageId = (bp_messages::LaneId, bp_messages::MessageNonce);
-// 	type Call = Call;
-// 	type CallFilter = frame_support::traits::Everything;
-// 	type EncodedCall = bridge_messages::FromWococoEncodedCall;
-// 	type SourceChainAccountId = bp_rococo::AccountId;
-// 	type TargetChainAccountPublic = sp_runtime::MultiSigner;
-// 	type TargetChainSignature = sp_runtime::MultiSignature;
-// 	type AccountIdConverter = bp_wococo::AccountIdConverter;
-// }
-
-// parameter_types! {
-// 	pub const MaxMessagesToPruneAtOnce: bp_messages::MessageNonce = 8;
-// 	pub const MaxUnrewardedRelayerEntriesAtInboundLane: bp_messages::MessageNonce =
-// 		bp_rococo::MAX_UNREWARDED_RELAYER_ENTRIES_AT_INBOUND_LANE;
-// 	pub const MaxUnconfirmedMessagesAtInboundLane: bp_messages::MessageNonce =
-// 		bp_rococo::MAX_UNCONFIRMED_MESSAGES_AT_INBOUND_LANE;
-// 	pub const RootAccountForPayments: Option<AccountId> = None;
-// }
-
-// // Instance that is "deployed" at Wococo chain. Responsible for sending Wococo -> Rococo messages
-// // and receiving Rococo -> Wococo messages.
-// pub type AtWococoWithRococoMessagesInstance = pallet_bridge_messages::DefaultInstance;
-// impl pallet_bridge_messages::Config<AtWococoWithRococoMessagesInstance> for Runtime {
-// 	type Event = Event;
-// 	type WeightInfo = pallet_bridge_messages::weights::RialtoWeight<Runtime>;
-// 	type Parameter = ();
-// 	type MaxMessagesToPruneAtOnce = MaxMessagesToPruneAtOnce;
-// 	type MaxUnrewardedRelayerEntriesAtInboundLane = MaxUnrewardedRelayerEntriesAtInboundLane;
-// 	type MaxUnconfirmedMessagesAtInboundLane = MaxUnconfirmedMessagesAtInboundLane;
-
-// 	type OutboundPayload = crate::bridge_messages::ToRococoMessagePayload;
-// 	type OutboundMessageFee = bp_wococo::Balance;
-
-// 	type InboundPayload = crate::bridge_messages::FromRococoMessagePayload;
-// 	type InboundMessageFee = bp_rococo::Balance;
-// 	type InboundRelayer = bp_rococo::AccountId;
-
-// 	type AccountIdConverter = bp_wococo::AccountIdConverter;
-
-// 	type TargetHeaderChain = crate::bridge_messages::RococoAtWococo;
-// 	type LaneMessageVerifier = crate::bridge_messages::ToRococoMessageVerifier;
-// 	type MessageDeliveryAndDispatchPayment =
-// 		pallet_bridge_messages::instant_payments::InstantCurrencyPayments<
-// 			Runtime,
-// 			pallet_balances::Pallet<Runtime>,
-// 			crate::bridge_messages::GetDeliveryConfirmationTransactionFee,
-// 			RootAccountForPayments,
-// 		>;
-// 	type OnDeliveryConfirmed = ();
-
-// 	type SourceHeaderChain = crate::bridge_messages::RococoAtWococo;
-// 	type MessageDispatch = crate::bridge_messages::FromRococoMessageDispatch;
-// }
-
-// // Instance that is "deployed" at Rococo chain. Responsible for sending Rococo -> Wococo messages
-// // and receiving Wococo -> Rococo messages.
-// pub type AtRococoWithWococoMessagesInstance = pallet_bridge_messages::Instance1;
-// impl pallet_bridge_messages::Config<AtRococoWithWococoMessagesInstance> for Runtime {
-// 	type Event = Event;
-// 	type WeightInfo = pallet_bridge_messages::weights::RialtoWeight<Runtime>;
-// 	type Parameter = ();
-// 	type MaxMessagesToPruneAtOnce = MaxMessagesToPruneAtOnce;
-// 	type MaxUnrewardedRelayerEntriesAtInboundLane = MaxUnrewardedRelayerEntriesAtInboundLane;
-// 	type MaxUnconfirmedMessagesAtInboundLane = MaxUnconfirmedMessagesAtInboundLane;
-
-// 	type OutboundPayload = crate::bridge_messages::ToWococoMessagePayload;
-// 	type OutboundMessageFee = bp_rococo::Balance;
-
-// 	type InboundPayload = crate::bridge_messages::FromWococoMessagePayload;
-// 	type InboundMessageFee = bp_wococo::Balance;
-// 	type InboundRelayer = bp_wococo::AccountId;
-
-// 	type AccountIdConverter = bp_rococo::AccountIdConverter;
-
-// 	type TargetHeaderChain = crate::bridge_messages::WococoAtRococo;
-// 	type LaneMessageVerifier = crate::bridge_messages::ToWococoMessageVerifier;
-// 	type MessageDeliveryAndDispatchPayment =
-// 		pallet_bridge_messages::instant_payments::InstantCurrencyPayments<
-// 			Runtime,
-// 			pallet_balances::Pallet<Runtime>,
-// 			crate::bridge_messages::GetDeliveryConfirmationTransactionFee,
-// 			RootAccountForPayments,
-// 		>;
-// 	type OnDeliveryConfirmed = ();
-
-// 	type SourceHeaderChain = crate::bridge_messages::WococoAtRococo;
-// 	type MessageDispatch = crate::bridge_messages::FromWococoMessageDispatch;
-// }
+parameter_types! {
+	/// This is a pretty unscientific cap.
+	///
+	/// Note that once this is hit the pallet will essentially throttle incoming requests down to one
+	/// call per block.
+	pub const MaxRequests: u32 = 4 * HOURS as u32;
+
+	/// Number of headers to keep.
+	///
+	/// Assuming the worst case of every header being finalized, we will keep headers at least for a
+	/// week.
+	pub const HeadersToKeep: u32 = 7 * DAYS as u32;
+}
+
+pub type RococoGrandpaInstance = ();
+impl pallet_bridge_grandpa::Config for Runtime {
+	type BridgedChain = bp_rococo::Rococo;
+	type MaxRequests = MaxRequests;
+	type HeadersToKeep = HeadersToKeep;
+
+	type WeightInfo = pallet_bridge_grandpa::weights::RialtoWeight<Runtime>;
+}
+
+pub type WococoGrandpaInstance = pallet_bridge_grandpa::Instance1;
+impl pallet_bridge_grandpa::Config<WococoGrandpaInstance> for Runtime {
+	type BridgedChain = bp_wococo::Wococo;
+	type MaxRequests = MaxRequests;
+	type HeadersToKeep = HeadersToKeep;
+
+	type WeightInfo = pallet_bridge_grandpa::weights::RialtoWeight<Runtime>;
+}
+
+// Instance that is "deployed" at Wococo chain. Responsible for dispatching Rococo -> Wococo messages.
+pub type AtWococoFromRococoMessagesDispatch = ();
+impl pallet_bridge_dispatch::Config<AtWococoFromRococoMessagesDispatch> for Runtime {
+	type Event = Event;
+	type BridgeMessageId = (bp_messages::LaneId, bp_messages::MessageNonce);
+	type Call = Call;
+	type CallFilter = frame_support::traits::Everything;
+	type EncodedCall = bridge_messages::FromRococoEncodedCall;
+	type SourceChainAccountId = bp_wococo::AccountId;
+	type TargetChainAccountPublic = sp_runtime::MultiSigner;
+	type TargetChainSignature = sp_runtime::MultiSignature;
+	type AccountIdConverter = bp_rococo::AccountIdConverter;
+}
+
+// Instance that is "deployed" at Rococo chain. Responsible for dispatching Wococo -> Rococo messages.
+pub type AtRococoFromWococoMessagesDispatch = pallet_bridge_dispatch::Instance1;
+impl pallet_bridge_dispatch::Config<AtRococoFromWococoMessagesDispatch> for Runtime {
+	type Event = Event;
+	type BridgeMessageId = (bp_messages::LaneId, bp_messages::MessageNonce);
+	type Call = Call;
+	type CallFilter = frame_support::traits::Everything;
+	type EncodedCall = bridge_messages::FromWococoEncodedCall;
+	type SourceChainAccountId = bp_rococo::AccountId;
+	type TargetChainAccountPublic = sp_runtime::MultiSigner;
+	type TargetChainSignature = sp_runtime::MultiSignature;
+	type AccountIdConverter = bp_wococo::AccountIdConverter;
+}
+
+parameter_types! {
+	pub const MaxMessagesToPruneAtOnce: bp_messages::MessageNonce = 8;
+	pub const MaxUnrewardedRelayerEntriesAtInboundLane: bp_messages::MessageNonce =
+		bp_rococo::MAX_UNREWARDED_RELAYER_ENTRIES_AT_INBOUND_LANE;
+	pub const MaxUnconfirmedMessagesAtInboundLane: bp_messages::MessageNonce =
+		bp_rococo::MAX_UNCONFIRMED_MESSAGES_AT_INBOUND_LANE;
+	pub const RootAccountForPayments: Option<AccountId> = None;
+	pub const RococoChainId: bp_runtime::ChainId = bp_runtime::ROCOCO_CHAIN_ID;
+	pub const WococoChainId: bp_runtime::ChainId = bp_runtime::WOCOCO_CHAIN_ID;
+}
+
+// Instance that is "deployed" at Wococo chain. Responsible for sending Wococo -> Rococo messages
+// and receiving Rococo -> Wococo messages.
+pub type AtWococoWithRococoMessagesInstance = ();
+impl pallet_bridge_messages::Config<AtWococoWithRococoMessagesInstance> for Runtime {
+	type Event = Event;
+	type BridgedChainId = RococoChainId;
+	type WeightInfo = pallet_bridge_messages::weights::RialtoWeight<Runtime>;
+	type Parameter = ();
+	type MaxMessagesToPruneAtOnce = MaxMessagesToPruneAtOnce;
+	type MaxUnrewardedRelayerEntriesAtInboundLane = MaxUnrewardedRelayerEntriesAtInboundLane;
+	type MaxUnconfirmedMessagesAtInboundLane = MaxUnconfirmedMessagesAtInboundLane;
+
+	type OutboundPayload = crate::bridge_messages::ToRococoMessagePayload;
+	type OutboundMessageFee = bp_wococo::Balance;
+
+	type InboundPayload = crate::bridge_messages::FromRococoMessagePayload;
+	type InboundMessageFee = bp_rococo::Balance;
+	type InboundRelayer = bp_rococo::AccountId;
+
+	type AccountIdConverter = bp_wococo::AccountIdConverter;
+
+	type TargetHeaderChain = crate::bridge_messages::RococoAtWococo;
+	type LaneMessageVerifier = crate::bridge_messages::ToRococoMessageVerifier;
+	type MessageDeliveryAndDispatchPayment =
+		pallet_bridge_messages::instant_payments::InstantCurrencyPayments<
+			Runtime,
+			AtWococoWithRococoMessagesInstance,
+			pallet_balances::Pallet<Runtime>,
+			crate::bridge_messages::GetDeliveryConfirmationTransactionFee,
+			RootAccountForPayments,
+		>;
+	type OnDeliveryConfirmed = ();
+	type OnMessageAccepted = ();
+
+	type SourceHeaderChain = crate::bridge_messages::RococoAtWococo;
+	type MessageDispatch = crate::bridge_messages::FromRococoMessageDispatch;
+}
+
+// Instance that is "deployed" at Rococo chain. Responsible for sending Rococo -> Wococo messages
+// and receiving Wococo -> Rococo messages.
+pub type AtRococoWithWococoMessagesInstance = pallet_bridge_messages::Instance1;
+impl pallet_bridge_messages::Config<AtRococoWithWococoMessagesInstance> for Runtime {
+	type Event = Event;
+	type BridgedChainId = WococoChainId;
+	type WeightInfo = pallet_bridge_messages::weights::RialtoWeight<Runtime>;
+	type Parameter = ();
+	type MaxMessagesToPruneAtOnce = MaxMessagesToPruneAtOnce;
+	type MaxUnrewardedRelayerEntriesAtInboundLane = MaxUnrewardedRelayerEntriesAtInboundLane;
+	type MaxUnconfirmedMessagesAtInboundLane = MaxUnconfirmedMessagesAtInboundLane;
+
+	type OutboundPayload = crate::bridge_messages::ToWococoMessagePayload;
+	type OutboundMessageFee = bp_rococo::Balance;
+
+	type InboundPayload = crate::bridge_messages::FromWococoMessagePayload;
+	type InboundMessageFee = bp_wococo::Balance;
+	type InboundRelayer = bp_wococo::AccountId;
+
+	type AccountIdConverter = bp_rococo::AccountIdConverter;
+
+	type TargetHeaderChain = crate::bridge_messages::WococoAtRococo;
+	type LaneMessageVerifier = crate::bridge_messages::ToWococoMessageVerifier;
+	type MessageDeliveryAndDispatchPayment =
+		pallet_bridge_messages::instant_payments::InstantCurrencyPayments<
+			Runtime,
+			AtRococoWithWococoMessagesInstance,
+			pallet_balances::Pallet<Runtime>,
+			crate::bridge_messages::GetDeliveryConfirmationTransactionFee,
+			RootAccountForPayments,
+		>;
+	type OnDeliveryConfirmed = ();
+	type OnMessageAccepted = ();
+
+	type SourceHeaderChain = crate::bridge_messages::WococoAtRococo;
+	type MessageDispatch = crate::bridge_messages::FromWococoMessageDispatch;
+}
 
 impl Randomness<Hash, BlockNumber> for ParentHashRandomness {
 	fn random(subject: &[u8]) -> (Hash, BlockNumber) {
@@ -1500,137 +1508,137 @@ sp_api::impl_runtime_apis! {
 		}
 	}
 
-	// impl bp_rococo::RococoFinalityApi<Block> for Runtime {
-	// 	fn best_finalized() -> (bp_rococo::BlockNumber, bp_rococo::Hash) {
-	// 		let header = BridgeRococoGrandpa::best_finalized();
-	// 		(header.number, header.hash())
-	// 	}
-
-	// 	fn is_known_header(hash: bp_rococo::Hash) -> bool {
-	// 		BridgeRococoGrandpa::is_known_header(hash)
-	// 	}
-	// }
-
-	// impl bp_wococo::WococoFinalityApi<Block> for Runtime {
-	// 	fn best_finalized() -> (bp_wococo::BlockNumber, bp_wococo::Hash) {
-	// 		let header = BridgeWococoGrandpa::best_finalized();
-	// 		(header.number, header.hash())
-	// 	}
-
-	// 	fn is_known_header(hash: bp_wococo::Hash) -> bool {
-	// 		BridgeWococoGrandpa::is_known_header(hash)
-	// 	}
-	// }
-
-	// impl bp_rococo::ToRococoOutboundLaneApi<Block, Balance, bridge_messages::ToRococoMessagePayload> for Runtime {
-	// 	fn estimate_message_delivery_and_dispatch_fee(
-	// 		_lane_id: bp_messages::LaneId,
-	// 		payload: bridge_messages::ToWococoMessagePayload,
-	// 	) -> Option<Balance> {
-	// 		estimate_message_dispatch_and_delivery_fee::<bridge_messages::AtWococoWithRococoMessageBridge>(
-	// 			&payload,
-	// 			bridge_messages::AtWococoWithRococoMessageBridge::RELAYER_FEE_PERCENT,
-	// 		).ok()
-	// 	}
-
-	// 	fn message_details(
-	// 		lane: bp_messages::LaneId,
-	// 		begin: bp_messages::MessageNonce,
-	// 		end: bp_messages::MessageNonce,
-	// 	) -> Vec<bp_messages::MessageDetails<Balance>> {
-	// 		(begin..=end).filter_map(|nonce| {
-	// 			let message_data = BridgeRococoMessages::outbound_message_data(lane, nonce)?;
-	// 			let decoded_payload = bridge_messages::ToRococoMessagePayload::decode(
-	// 				&mut &message_data.payload[..]
-	// 			).ok()?;
-	// 			Some(bp_messages::MessageDetails {
-	// 				nonce,
-	// 				dispatch_weight: decoded_payload.weight,
-	// 				size: message_data.payload.len() as _,
-	// 				delivery_and_dispatch_fee: message_data.fee,
-	// 				dispatch_fee_payment: decoded_payload.dispatch_fee_payment,
-	// 			})
-	// 		})
-	// 		.collect()
-	// 	}
-
-	// 	fn latest_received_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
-	// 		BridgeRococoMessages::outbound_latest_received_nonce(lane)
-	// 	}
-
-	// 	fn latest_generated_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
-	// 		BridgeRococoMessages::outbound_latest_generated_nonce(lane)
-	// 	}
-	// }
-
-	// impl bp_rococo::FromRococoInboundLaneApi<Block> for Runtime {
-	// 	fn latest_received_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
-	// 		BridgeRococoMessages::inbound_latest_received_nonce(lane)
-	// 	}
-
-	// 	fn latest_confirmed_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
-	// 		BridgeRococoMessages::inbound_latest_confirmed_nonce(lane)
-	// 	}
-
-	// 	fn unrewarded_relayers_state(lane: bp_messages::LaneId) -> bp_messages::UnrewardedRelayersState {
-	// 		BridgeRococoMessages::inbound_unrewarded_relayers_state(lane)
-	// 	}
-	// }
-
-	// impl bp_wococo::ToWococoOutboundLaneApi<Block, Balance, bridge_messages::ToWococoMessagePayload> for Runtime {
-	// 	fn estimate_message_delivery_and_dispatch_fee(
-	// 		_lane_id: bp_messages::LaneId,
-	// 		payload: bridge_messages::ToWococoMessagePayload,
-	// 	) -> Option<Balance> {
-	// 		estimate_message_dispatch_and_delivery_fee::<bridge_messages::AtRococoWithWococoMessageBridge>(
-	// 			&payload,
-	// 			bridge_messages::AtRococoWithWococoMessageBridge::RELAYER_FEE_PERCENT,
-	// 		).ok()
-	// 	}
-
-	// 	fn message_details(
-	// 		lane: bp_messages::LaneId,
-	// 		begin: bp_messages::MessageNonce,
-	// 		end: bp_messages::MessageNonce,
-	// 	) -> Vec<bp_messages::MessageDetails<Balance>> {
-	// 		(begin..=end).filter_map(|nonce| {
-	// 			let message_data = BridgeWococoMessages::outbound_message_data(lane, nonce)?;
-	// 			let decoded_payload = bridge_messages::ToWococoMessagePayload::decode(
-	// 				&mut &message_data.payload[..]
-	// 			).ok()?;
-	// 			Some(bp_messages::MessageDetails {
-	// 				nonce,
-	// 				dispatch_weight: decoded_payload.weight,
-	// 				size: message_data.payload.len() as _,
-	// 				delivery_and_dispatch_fee: message_data.fee,
-	// 				dispatch_fee_payment: decoded_payload.dispatch_fee_payment,
-	// 			})
-	// 		})
-	// 		.collect()
-	// 	}
-
-	// 	fn latest_received_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
-	// 		BridgeWococoMessages::outbound_latest_received_nonce(lane)
-	// 	}
-
-	// 	fn latest_generated_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
-	// 		BridgeWococoMessages::outbound_latest_generated_nonce(lane)
-	// 	}
-	// }
-
-	// impl bp_wococo::FromWococoInboundLaneApi<Block> for Runtime {
-	// 	fn latest_received_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
-	// 		BridgeWococoMessages::inbound_latest_received_nonce(lane)
-	// 	}
-
-	// 	fn latest_confirmed_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
-	// 		BridgeWococoMessages::inbound_latest_confirmed_nonce(lane)
-	// 	}
-
-	// 	fn unrewarded_relayers_state(lane: bp_messages::LaneId) -> bp_messages::UnrewardedRelayersState {
-	// 		BridgeWococoMessages::inbound_unrewarded_relayers_state(lane)
-	// 	}
-	// }
+	impl bp_rococo::RococoFinalityApi<Block> for Runtime {
+		fn best_finalized() -> (bp_rococo::BlockNumber, bp_rococo::Hash) {
+			let header = BridgeRococoGrandpa::best_finalized();
+			(header.number, header.hash())
+		}
+
+		fn is_known_header(hash: bp_rococo::Hash) -> bool {
+			BridgeRococoGrandpa::is_known_header(hash)
+		}
+	}
+
+	impl bp_wococo::WococoFinalityApi<Block> for Runtime {
+		fn best_finalized() -> (bp_wococo::BlockNumber, bp_wococo::Hash) {
+			let header = BridgeWococoGrandpa::best_finalized();
+			(header.number, header.hash())
+		}
+
+		fn is_known_header(hash: bp_wococo::Hash) -> bool {
+			BridgeWococoGrandpa::is_known_header(hash)
+		}
+	}
+
+	impl bp_rococo::ToRococoOutboundLaneApi<Block, Balance, bridge_messages::ToRococoMessagePayload> for Runtime {
+		fn estimate_message_delivery_and_dispatch_fee(
+			_lane_id: bp_messages::LaneId,
+			payload: bridge_messages::ToWococoMessagePayload,
+		) -> Option<Balance> {
+			estimate_message_dispatch_and_delivery_fee::<bridge_messages::AtWococoWithRococoMessageBridge>(
+				&payload,
+				bridge_messages::AtWococoWithRococoMessageBridge::RELAYER_FEE_PERCENT,
+			).ok()
+		}
+
+		fn message_details(
+			lane: bp_messages::LaneId,
+			begin: bp_messages::MessageNonce,
+			end: bp_messages::MessageNonce,
+		) -> Vec<bp_messages::MessageDetails<Balance>> {
+			(begin..=end).filter_map(|nonce| {
+				let message_data = BridgeRococoMessages::outbound_message_data(lane, nonce)?;
+				let decoded_payload = bridge_messages::ToRococoMessagePayload::decode(
+					&mut &message_data.payload[..]
+				).ok()?;
+				Some(bp_messages::MessageDetails {
+					nonce,
+					dispatch_weight: decoded_payload.weight,
+					size: message_data.payload.len() as _,
+					delivery_and_dispatch_fee: message_data.fee,
+					dispatch_fee_payment: decoded_payload.dispatch_fee_payment,
+				})
+			})
+			.collect()
+		}
+
+		fn latest_received_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
+			BridgeRococoMessages::outbound_latest_received_nonce(lane)
+		}
+
+		fn latest_generated_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
+			BridgeRococoMessages::outbound_latest_generated_nonce(lane)
+		}
+	}
+
+	impl bp_rococo::FromRococoInboundLaneApi<Block> for Runtime {
+		fn latest_received_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
+			BridgeRococoMessages::inbound_latest_received_nonce(lane)
+		}
+
+		fn latest_confirmed_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
+			BridgeRococoMessages::inbound_latest_confirmed_nonce(lane)
+		}
+
+		fn unrewarded_relayers_state(lane: bp_messages::LaneId) -> bp_messages::UnrewardedRelayersState {
+			BridgeRococoMessages::inbound_unrewarded_relayers_state(lane)
+		}
+	}
+
+	impl bp_wococo::ToWococoOutboundLaneApi<Block, Balance, bridge_messages::ToWococoMessagePayload> for Runtime {
+		fn estimate_message_delivery_and_dispatch_fee(
+			_lane_id: bp_messages::LaneId,
+			payload: bridge_messages::ToWococoMessagePayload,
+		) -> Option<Balance> {
+			estimate_message_dispatch_and_delivery_fee::<bridge_messages::AtRococoWithWococoMessageBridge>(
+				&payload,
+				bridge_messages::AtRococoWithWococoMessageBridge::RELAYER_FEE_PERCENT,
+			).ok()
+		}
+
+		fn message_details(
+			lane: bp_messages::LaneId,
+			begin: bp_messages::MessageNonce,
+			end: bp_messages::MessageNonce,
+		) -> Vec<bp_messages::MessageDetails<Balance>> {
+			(begin..=end).filter_map(|nonce| {
+				let message_data = BridgeWococoMessages::outbound_message_data(lane, nonce)?;
+				let decoded_payload = bridge_messages::ToWococoMessagePayload::decode(
+					&mut &message_data.payload[..]
+				).ok()?;
+				Some(bp_messages::MessageDetails {
+					nonce,
+					dispatch_weight: decoded_payload.weight,
+					size: message_data.payload.len() as _,
+					delivery_and_dispatch_fee: message_data.fee,
+					dispatch_fee_payment: decoded_payload.dispatch_fee_payment,
+				})
+			})
+			.collect()
+		}
+
+		fn latest_received_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
+			BridgeWococoMessages::outbound_latest_received_nonce(lane)
+		}
+
+		fn latest_generated_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
+			BridgeWococoMessages::outbound_latest_generated_nonce(lane)
+		}
+	}
+
+	impl bp_wococo::FromWococoInboundLaneApi<Block> for Runtime {
+		fn latest_received_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
+			BridgeWococoMessages::inbound_latest_received_nonce(lane)
+		}
+
+		fn latest_confirmed_nonce(lane: bp_messages::LaneId) -> bp_messages::MessageNonce {
+			BridgeWococoMessages::inbound_latest_confirmed_nonce(lane)
+		}
+
+		fn unrewarded_relayers_state(lane: bp_messages::LaneId) -> bp_messages::UnrewardedRelayersState {
+			BridgeWococoMessages::inbound_unrewarded_relayers_state(lane)
+		}
+	}
 
 	impl frame_system_rpc_runtime_api::AccountNonceApi<Block, AccountId, Nonce> for Runtime {
 		fn account_nonce(account: AccountId) -> Nonce {