diff --git a/packages/cardano-services/test/ChainHistory/DbSyncChainHistoryProvider/ChainHistoryBuilder.test.ts b/packages/cardano-services/test/ChainHistory/DbSyncChainHistoryProvider/ChainHistoryBuilder.test.ts
index 6760ec8ff58..792ef9d1f53 100644
--- a/packages/cardano-services/test/ChainHistory/DbSyncChainHistoryProvider/ChainHistoryBuilder.test.ts
+++ b/packages/cardano-services/test/ChainHistory/DbSyncChainHistoryProvider/ChainHistoryBuilder.test.ts
@@ -225,4 +225,58 @@ describe('ChainHistoryBuilder', () => {
       expect(result.size).toEqual(0);
     });
   });
+
+  describe('queryProposalProceduresByIds', () => {
+    test('query proposal procedures by tx hashes', async () => {
+      const txHashes = await fixtureBuilder.getTxHashes(1, { with: [TxWith.ProposalProcedures] });
+      const ids = await getTxIds(txHashes);
+      const result = await builder.queryProposalProceduresByIds(ids);
+      expect(result.size).toBeGreaterThanOrEqual(1);
+      const proposalProcedures = result.get(txHashes[0]);
+      expect(proposalProcedures).toBeDefined();
+      let infoAction;
+      for (const proposalProcedure of proposalProcedures!) {
+        if (proposalProcedure.governanceAction.__typename === Cardano.GovernanceActionType.info_action)
+          infoAction = proposalProcedure;
+      }
+      expect(infoAction).toBeDefined();
+      expect(infoAction).toMatchShapeOf(DataMocks.Tx.infoAction);
+    });
+    test('query proposal procedures with empty array', async () => {
+      const result = await builder.queryProposalProceduresByIds([]);
+      expect(result.size).toEqual(0);
+    });
+    test('query proposal procedures when tx not found', async () => {
+      const ids = await getTxIds([
+        Cardano.TransactionId('cefd2fcf657e5e5d6c35975f4e052f427819391b153ebb16ad8aa107ba5a3819')
+      ]);
+      const result = await builder.queryProposalProceduresByIds(['0', ...ids]);
+      expect(result.size).toEqual(0);
+    });
+  });
+
+  describe('queryVotingProceduresByIds', () => {
+    test('query voting procedures by tx hashes', async () => {
+      const txHashes = await fixtureBuilder.getTxHashes(1, { with: [TxWith.VotingProcedure] });
+      const ids = await getTxIds(txHashes);
+      const result = await builder.queryVotingProceduresByIds(ids);
+      expect(result.size).toBeGreaterThanOrEqual(1);
+      const votingProcedures = result.get(txHashes[0]);
+      expect(votingProcedures).toBeDefined();
+      const vote = votingProcedures![0];
+      expect(vote).toBeDefined();
+      expect(vote).toMatchShapeOf(DataMocks.Tx.vote);
+    });
+    test('query voting procedures with empty array', async () => {
+      const result = await builder.queryVotingProceduresByIds([]);
+      expect(result.size).toEqual(0);
+    });
+    test('query voting procedures when tx not found', async () => {
+      const ids = await getTxIds([
+        Cardano.TransactionId('cefd2fcf657e5e5d6c35975f4e052f427819391b153ebb16ad8aa107ba5a3819')
+      ]);
+      const result = await builder.queryVotingProceduresByIds(['0', ...ids]);
+      expect(result.size).toEqual(0);
+    });
+  });
 });
diff --git a/packages/cardano-services/test/ChainHistory/fixtures/FixtureBuilder.ts b/packages/cardano-services/test/ChainHistory/fixtures/FixtureBuilder.ts
index 5319d0cd6d8..8c9774c56b8 100644
--- a/packages/cardano-services/test/ChainHistory/fixtures/FixtureBuilder.ts
+++ b/packages/cardano-services/test/ChainHistory/fixtures/FixtureBuilder.ts
@@ -18,7 +18,9 @@ export enum TxWith {
   MultiAsset = 'multiAsset',
   Redeemer = 'redeemer',
   Withdrawal = 'withdrawal',
-  CollateralOutput = 'collateralOutput'
+  CollateralOutput = 'collateralOutput',
+  ProposalProcedures = 'proposalProcedures',
+  VotingProcedure = 'votingProcedures'
 }
 
 export type AddressesInBlockRange = {
@@ -122,6 +124,8 @@ export class ChainHistoryFixtureBuilder {
       if (options.with.includes(TxWith.MirCertificate)) query += Queries.latestTxHashesWithMirCerts;
       if (options.with.includes(TxWith.Withdrawal)) query += Queries.latestTxHashesWithWithdrawal;
       if (options.with.includes(TxWith.CollateralOutput)) query += Queries.latestTxHashesWithCollateralOutput;
+      if (options.with.includes(TxWith.ProposalProcedures)) query += Queries.latestTxHashesWithProposalProcedures;
+      if (options.with.includes(TxWith.VotingProcedure)) query += Queries.latestTxHashesWithVotingProcedures;
 
       query += Queries.endLatestTxHashes;
     }
diff --git a/packages/cardano-services/test/ChainHistory/fixtures/queries.ts b/packages/cardano-services/test/ChainHistory/fixtures/queries.ts
index 5d6b95d13ba..5900dba784a 100644
--- a/packages/cardano-services/test/ChainHistory/fixtures/queries.ts
+++ b/packages/cardano-services/test/ChainHistory/fixtures/queries.ts
@@ -60,6 +60,12 @@ export const latestTxHashesWithWithdrawal = `
 export const latestTxHashesWithCollateralOutput = `
   JOIN collateral_tx_out ON collateral_tx_out.tx_id = tx.id`;
 
+export const latestTxHashesWithProposalProcedures = `
+  JOIN gov_action_proposal ON gov_action_proposal.tx_id = tx.id`;
+
+export const latestTxHashesWithVotingProcedures = `
+  JOIN voting_procedure ON voting_procedure.tx_id = tx.id`;
+
 export const endLatestTxHashes = `
   GROUP BY tx.id
   ORDER BY tx.id DESC
diff --git a/packages/cardano-services/test/data-mocks/tx.ts b/packages/cardano-services/test/data-mocks/tx.ts
index 1901f83c185..0a4ab704862 100644
--- a/packages/cardano-services/test/data-mocks/tx.ts
+++ b/packages/cardano-services/test/data-mocks/tx.ts
@@ -242,6 +242,32 @@ export const redeemer = {
   purpose: 'spend'
 };
 
+export const infoAction = {
+  anchor: { dataHash: '3e33018e8293d319ef5b3ac72366dd28006bd315b715f7e7cfcbd3004129b80d', url: 'https://testing.this' },
+  deposit: 1_000_000_000n,
+  governanceAction: { __typename: 'info_action' },
+  rewardAccount: 'stake_test1urc4mvzl2cp4gedl3yq2px7659krmzuzgnl2dpjjgsydmqqxgamj7'
+};
+
+export const vote = {
+  voter: {
+    __typename: 'dRepKeyHash',
+    credential: { hash: '4615beb10ff7b5d247dd0f8cb28ba447e8db9e7b4782b5d6eec7f1ed', type: 0 }
+  },
+  votes: [
+    {
+      actionId: { actionIndex: 0, id: 'c8686bd84d979285513a27e1c8dd4f6306c332df1b888ca5f2bb652945d78d64' },
+      votingProcedure: {
+        anchor: {
+          dataHash: '3e33018e8293d319ef5b3ac72366dd28006bd315b715f7e7cfcbd3004129b80d',
+          url: 'https://testing.this'
+        },
+        vote: 2
+      }
+    }
+  ]
+};
+
 export const tx = [
   base,
   certificate,