diff --git a/test/TestContractsState.sol b/test/TestContractsState.sol
new file mode 100644
index 0000000..b57f583
--- /dev/null
+++ b/test/TestContractsState.sol
@@ -0,0 +1,68 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.6.12;
+pragma experimental ABIEncoderV2;
+
+import { MockProposal } from "./MockProposal.sol";
+import { console2 } from "@forge-std/console2.sol";
+import { GovernancePatchUpgrade } from "@root/v4-patch/GovernancePatchUpgrade.sol";
+import { RelayerRegistry } from "@root/v4-patch/RelayerRegistry.sol";
+import { TornadoStakingRewards } from "@root/v4-patch/TornadoStakingRewards.sol";
+
+contract TestContractsState is MockProposal {
+    function testLockedBalanceSaved() public {
+        uint256 lockedBalanceBeforeExecution = governance.lockedBalance(TEST_REAL_ADDRESS_WITH_BALANCE);
+        console2.log("User locked balance before execution: %s TORN", lockedBalanceBeforeExecution / 10 ** 18);
+
+        createAndExecuteProposal();
+
+        uint256 lockedBalanceAfterExecution = governance.lockedBalance(TEST_REAL_ADDRESS_WITH_BALANCE);
+        console2.log("User locked balance before execution: %s TORN", lockedBalanceAfterExecution / 10 ** 18);
+
+        require(lockedBalanceBeforeExecution == lockedBalanceAfterExecution, "Wrong locked balance after execution");
+    }
+
+    function testGovernanceStakingStateChanged() public {
+        TornadoStakingRewards oldStaking = TornadoStakingRewards(getStakingProxyAddress());
+        uint256 accumulatedRewardsBeforeExecution = oldStaking.checkReward(TEST_REAL_ADDRESS_WITH_BALANCE);
+        console2.log("User rewards balance (bugged) before execution: %s TORN", accumulatedRewardsBeforeExecution / 10 ** 18);
+        console2.log("Bugged value of accumulated rewards per TORN: %s", oldStaking.accumulatedRewardPerTorn());
+
+        createAndExecuteProposal();
+
+        TornadoStakingRewards newStaking = TornadoStakingRewards(getStakingProxyAddress());
+        uint256 accumulatedRewardsPerTORNAfterExecution = newStaking.accumulatedRewardPerTorn();
+        uint256 accumulatedRewardsAfterExecution = newStaking.checkReward(TEST_REAL_ADDRESS_WITH_BALANCE);
+
+        console2.log("User rewards balance before execution: %s TORN", accumulatedRewardsAfterExecution / 10 ** 18);
+        console2.log("Value of accumulated rewards per TORN after contract redeployment: %s", accumulatedRewardsPerTORNAfterExecution);
+
+        require(accumulatedRewardsBeforeExecution >= accumulatedRewardsAfterExecution, "Wtf");
+        require(accumulatedRewardsAfterExecution == 0, "Accumulated rewards isn't nullified");
+        require(accumulatedRewardsPerTORNAfterExecution == 0, "Accumulated rewards per TORN isn't nullified");
+    }
+
+    function testRelayerRegistryStateSaved() public {
+        RelayerRegistry registry = RelayerRegistry(getRelayerRegistryProxyAddress());
+
+        bool isRelayerRegisteredBeforeExecution = registry.isRelayer(TEST_RELAYER_ADDRESS);
+        uint256 relayerStakedBalanceBeforeExecution = registry.getRelayerBalance(TEST_RELAYER_ADDRESS);
+        console2.log(
+            "Relayer balance in relayer registry contract before proposal execution: %s TORN",
+            relayerStakedBalanceBeforeExecution / 10 ** 18
+        );
+
+        require(isRelayerRegisteredBeforeExecution, "Relayer not registered");
+
+        createAndExecuteProposal();
+
+        bool isRelayerRegisteredAfterExecution = registry.isRelayer(TEST_RELAYER_ADDRESS);
+        uint256 relayerStakedBalanceAfterExecution = registry.getRelayerBalance(TEST_RELAYER_ADDRESS);
+
+        console2.log(
+            "Relayer balance in relayer registry contract after proposal execution: %s TORN", relayerStakedBalanceAfterExecution / 10 ** 18
+        );
+
+        require(isRelayerRegisteredAfterExecution, "Relayer isn't registered after proposal execution");
+        require(relayerStakedBalanceBeforeExecution == relayerStakedBalanceAfterExecution, "Relayer stake balance differs after execution");
+    }
+}