diff --git a/yarn-project/circuits.js/src/structs/kernel/combined_accumulated_data.ts b/yarn-project/circuits.js/src/structs/kernel/combined_accumulated_data.ts
index aa7b25af1d08..7b9129c38a2c 100644
--- a/yarn-project/circuits.js/src/structs/kernel/combined_accumulated_data.ts
+++ b/yarn-project/circuits.js/src/structs/kernel/combined_accumulated_data.ts
@@ -14,7 +14,7 @@ import {
   MAX_READ_REQUESTS_PER_TX,
   NUM_FIELDS_PER_SHA256,
 } from '../../cbind/constants.gen.js';
-import { assertMemberLength, makeTuple } from '../../index.js';
+import { makeTuple } from '../../index.js';
 import { serializeToBuffer } from '../../utils/serialize.js';
 import { AggregationObject, AztecAddress, EthAddress, Fr, FunctionData } from '../index.js';
 
@@ -347,19 +347,6 @@ export class CombinedAccumulatedData {
      */
     public publicDataReads: Tuple<PublicDataRead, typeof MAX_PUBLIC_DATA_READS_PER_TX>,
   ) {
-    assertMemberLength(this, 'readRequests', MAX_READ_REQUESTS_PER_TX);
-    assertMemberLength(this, 'newCommitments', MAX_NEW_COMMITMENTS_PER_TX);
-    assertMemberLength(this, 'newNullifiers', MAX_NEW_NULLIFIERS_PER_TX);
-    assertMemberLength(this, 'nullifiedCommitments', MAX_NEW_NULLIFIERS_PER_TX);
-    assertMemberLength(this, 'privateCallStack', MAX_PRIVATE_CALL_STACK_LENGTH_PER_TX);
-    assertMemberLength(this, 'publicCallStack', MAX_PUBLIC_CALL_STACK_LENGTH_PER_TX);
-    assertMemberLength(this, 'newL2ToL1Msgs', MAX_NEW_L2_TO_L1_MSGS_PER_TX);
-    assertMemberLength(this, 'encryptedLogsHash', NUM_FIELDS_PER_SHA256);
-    assertMemberLength(this, 'unencryptedLogsHash', NUM_FIELDS_PER_SHA256);
-    assertMemberLength(this, 'newContracts', MAX_NEW_CONTRACTS_PER_TX);
-    assertMemberLength(this, 'optionallyRevealedData', MAX_OPTIONALLY_REVEALED_DATA_LENGTH_PER_TX);
-    assertMemberLength(this, 'publicDataUpdateRequests', MAX_PUBLIC_DATA_UPDATE_REQUESTS_PER_TX);
-    assertMemberLength(this, 'publicDataReads', MAX_PUBLIC_DATA_READS_PER_TX);
   }
 
   toBuffer() {
@@ -527,18 +514,7 @@ export class FinalAccumulatedData {
      * All the optionally revealed data in this transaction.
      */
     public optionallyRevealedData: Tuple<OptionallyRevealedData, typeof MAX_OPTIONALLY_REVEALED_DATA_LENGTH_PER_TX>,
-  ) {
-    assertMemberLength(this, 'newCommitments', MAX_NEW_COMMITMENTS_PER_TX);
-    assertMemberLength(this, 'newNullifiers', MAX_NEW_NULLIFIERS_PER_TX);
-    assertMemberLength(this, 'nullifiedCommitments', MAX_NEW_NULLIFIERS_PER_TX);
-    assertMemberLength(this, 'privateCallStack', MAX_PRIVATE_CALL_STACK_LENGTH_PER_TX);
-    assertMemberLength(this, 'publicCallStack', MAX_PUBLIC_CALL_STACK_LENGTH_PER_TX);
-    assertMemberLength(this, 'newL2ToL1Msgs', MAX_NEW_L2_TO_L1_MSGS_PER_TX);
-    assertMemberLength(this, 'encryptedLogsHash', NUM_FIELDS_PER_SHA256);
-    assertMemberLength(this, 'unencryptedLogsHash', NUM_FIELDS_PER_SHA256);
-    assertMemberLength(this, 'newContracts', MAX_NEW_CONTRACTS_PER_TX);
-    assertMemberLength(this, 'optionallyRevealedData', MAX_OPTIONALLY_REVEALED_DATA_LENGTH_PER_TX);
-  }
+  ) { }
 
   toBuffer() {
     return serializeToBuffer(
diff --git a/yarn-project/circuits.js/src/structs/kernel/previous_kernel_data.ts b/yarn-project/circuits.js/src/structs/kernel/previous_kernel_data.ts
index 0b9628c7bb27..fdc4d05054ff 100644
--- a/yarn-project/circuits.js/src/structs/kernel/previous_kernel_data.ts
+++ b/yarn-project/circuits.js/src/structs/kernel/previous_kernel_data.ts
@@ -1,7 +1,7 @@
 import { BufferReader, Tuple } from '@aztec/foundation/serialize';
 
 import { privateKernelDummyPreviousKernel } from '../../cbind/circuits.gen.js';
-import { CircuitsWasm, VK_TREE_HEIGHT, assertMemberLength, makeTuple } from '../../index.js';
+import { CircuitsWasm, VK_TREE_HEIGHT, makeTuple } from '../../index.js';
 import { serializeToBuffer } from '../../utils/serialize.js';
 import { Fr } from '../index.js';
 import { Proof, makeEmptyProof } from '../proof.js';
@@ -35,7 +35,6 @@ export class PreviousKernelData {
      */
     public vkPath: Tuple<Fr, typeof VK_TREE_HEIGHT>,
   ) {
-    assertMemberLength(this, 'vkPath', VK_TREE_HEIGHT);
   }
 
   /**
diff --git a/yarn-project/circuits.js/src/structs/kernel/private_kernel.ts b/yarn-project/circuits.js/src/structs/kernel/private_kernel.ts
index d75b2bca6d1d..c1c91a7f4e3c 100644
--- a/yarn-project/circuits.js/src/structs/kernel/private_kernel.ts
+++ b/yarn-project/circuits.js/src/structs/kernel/private_kernel.ts
@@ -8,7 +8,7 @@ import {
   MAX_READ_REQUESTS_PER_CALL,
   MAX_READ_REQUESTS_PER_TX,
 } from '../../cbind/constants.gen.js';
-import { FieldsOf, assertMemberLength } from '../../utils/jsUtils.js';
+import { FieldsOf } from '../../utils/jsUtils.js';
 import { serializeToBuffer } from '../../utils/serialize.js';
 import { PrivateCallStackItem } from '../call_stack_item.js';
 import { Fr } from '../index.js';
@@ -63,8 +63,6 @@ export class PrivateCallData {
      */
     public acirHash: Fr,
   ) {
-    assertMemberLength(this, 'privateCallStackPreimages', MAX_PRIVATE_CALL_STACK_LENGTH_PER_CALL);
-    assertMemberLength(this, 'readRequestMembershipWitnesses', MAX_READ_REQUESTS_PER_CALL);
   }
 
   /**
diff --git a/yarn-project/circuits.js/src/structs/private_circuit_public_inputs.ts b/yarn-project/circuits.js/src/structs/private_circuit_public_inputs.ts
index b3e79a07b6fc..c89729ee4185 100644
--- a/yarn-project/circuits.js/src/structs/private_circuit_public_inputs.ts
+++ b/yarn-project/circuits.js/src/structs/private_circuit_public_inputs.ts
@@ -11,7 +11,7 @@ import {
   NUM_FIELDS_PER_SHA256,
   RETURN_VALUES_LENGTH,
 } from '../cbind/constants.gen.js';
-import { FieldsOf, assertMemberLength, makeTuple } from '../utils/jsUtils.js';
+import { FieldsOf, makeTuple } from '../utils/jsUtils.js';
 import { serializeToBuffer } from '../utils/serialize.js';
 import { CallContext } from './call_context.js';
 import { HistoricBlockData } from './index.js';
@@ -99,18 +99,7 @@ export class PrivateCircuitPublicInputs {
      * Version of the instance.
      */
     public version: Fr,
-  ) {
-    assertMemberLength(this, 'returnValues', RETURN_VALUES_LENGTH);
-    assertMemberLength(this, 'readRequests', MAX_READ_REQUESTS_PER_CALL);
-    assertMemberLength(this, 'newCommitments', MAX_NEW_COMMITMENTS_PER_CALL);
-    assertMemberLength(this, 'newNullifiers', MAX_NEW_NULLIFIERS_PER_CALL);
-    assertMemberLength(this, 'nullifiedCommitments', MAX_NEW_NULLIFIERS_PER_CALL);
-    assertMemberLength(this, 'privateCallStack', MAX_PRIVATE_CALL_STACK_LENGTH_PER_CALL);
-    assertMemberLength(this, 'publicCallStack', MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL);
-    assertMemberLength(this, 'newL2ToL1Msgs', MAX_NEW_L2_TO_L1_MSGS_PER_CALL);
-    assertMemberLength(this, 'encryptedLogsHash', NUM_FIELDS_PER_SHA256);
-    assertMemberLength(this, 'unencryptedLogsHash', NUM_FIELDS_PER_SHA256);
-  }
+  ) {}
   /**
    * Create PrivateCircuitPublicInputs from a fields dictionary.
    * @param fields - The dictionary.
diff --git a/yarn-project/circuits.js/src/structs/public_circuit_public_inputs.ts b/yarn-project/circuits.js/src/structs/public_circuit_public_inputs.ts
index 523b9c225267..42feb6d697e8 100644
--- a/yarn-project/circuits.js/src/structs/public_circuit_public_inputs.ts
+++ b/yarn-project/circuits.js/src/structs/public_circuit_public_inputs.ts
@@ -10,10 +10,9 @@ import {
   MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL,
   MAX_PUBLIC_DATA_READS_PER_CALL,
   MAX_PUBLIC_DATA_UPDATE_REQUESTS_PER_CALL,
-  NUM_FIELDS_PER_SHA256,
   RETURN_VALUES_LENGTH,
 } from '../cbind/constants.gen.js';
-import { FieldsOf, assertMemberLength, makeTuple } from '../utils/jsUtils.js';
+import { FieldsOf, makeTuple } from '../utils/jsUtils.js';
 import { serializeToBuffer } from '../utils/serialize.js';
 import { CallContext } from './call_context.js';
 import { HistoricBlockData } from './index.js';
@@ -207,14 +206,6 @@ export class PublicCircuitPublicInputs {
      */
     public proverAddress: AztecAddress,
   ) {
-    assertMemberLength(this, 'returnValues', RETURN_VALUES_LENGTH);
-    assertMemberLength(this, 'publicCallStack', MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL);
-    assertMemberLength(this, 'newCommitments', MAX_NEW_COMMITMENTS_PER_CALL);
-    assertMemberLength(this, 'newNullifiers', MAX_NEW_NULLIFIERS_PER_CALL);
-    assertMemberLength(this, 'newL2ToL1Msgs', MAX_NEW_L2_TO_L1_MSGS_PER_CALL);
-    assertMemberLength(this, 'contractStorageUpdateRequests', MAX_PUBLIC_DATA_UPDATE_REQUESTS_PER_CALL);
-    assertMemberLength(this, 'contractStorageReads', MAX_PUBLIC_DATA_READS_PER_CALL);
-    assertMemberLength(this, 'unencryptedLogsHash', NUM_FIELDS_PER_SHA256);
   }
 
   /**
diff --git a/yarn-project/circuits.js/src/structs/read_request_membership_witness.ts b/yarn-project/circuits.js/src/structs/read_request_membership_witness.ts
index f0af8311d592..4735559598f1 100644
--- a/yarn-project/circuits.js/src/structs/read_request_membership_witness.ts
+++ b/yarn-project/circuits.js/src/structs/read_request_membership_witness.ts
@@ -3,7 +3,7 @@ import { Fr } from '@aztec/foundation/fields';
 import { BufferReader, Tuple } from '@aztec/foundation/serialize';
 
 import { MAX_NEW_COMMITMENTS_PER_CALL, PRIVATE_DATA_TREE_HEIGHT } from '../cbind/constants.gen.js';
-import { assertMemberLength, makeTuple, range } from '../utils/jsUtils.js';
+import { makeTuple, range } from '../utils/jsUtils.js';
 import { serializeToBuffer } from '../utils/serialize.js';
 import { MembershipWitness } from './membership_witness.js';
 
@@ -33,7 +33,6 @@ export class ReadRequestMembershipWitness {
      */
     public hintToCommitment: Fr,
   ) {
-    assertMemberLength(this, 'siblingPath', PRIVATE_DATA_TREE_HEIGHT);
     if (hintToCommitment.value > MAX_NEW_COMMITMENTS_PER_CALL) {
       throw new Error(
         `Expected ReadRequestMembershipWitness' hintToCommitment(${hintToCommitment}) to be <= NEW_COMMITMENTS_LENGTH(${MAX_NEW_COMMITMENTS_PER_CALL})`,