diff --git a/yarn-project/aztec-node/src/aztec-node/server.ts b/yarn-project/aztec-node/src/aztec-node/server.ts
index fa07a23ced6f..631e4f6190d6 100644
--- a/yarn-project/aztec-node/src/aztec-node/server.ts
+++ b/yarn-project/aztec-node/src/aztec-node/server.ts
@@ -341,7 +341,7 @@ export class AztecNodeService implements AztecNode {
     const timer = new Timer();
     this.log.info(`Received tx ${tx.getTxHash()}`);
 
-    if ((await this.validateTx(tx)) === false) {
+    if (! await this.validateTx(tx)) {
       this.metrics.receivedTx(timer.ms(), false);
       return;
     }
diff --git a/yarn-project/aztec.js/src/contract/contract_function_interaction.ts b/yarn-project/aztec.js/src/contract/contract_function_interaction.ts
index 3ade1883c3f5..c8f2774b4d91 100644
--- a/yarn-project/aztec.js/src/contract/contract_function_interaction.ts
+++ b/yarn-project/aztec.js/src/contract/contract_function_interaction.ts
@@ -23,7 +23,7 @@ export type SimulateMethodOptions = {
   from?: AztecAddress;
   /** Gas settings for the simulation. */
   gasSettings?: GasSettings;
-  /** Simulate without validating tx against current state. */
+  /** Simulate without validating tx results against current state. */
   offline?: boolean;
 };
 
diff --git a/yarn-project/circuit-types/src/interfaces/aztec-node.ts b/yarn-project/circuit-types/src/interfaces/aztec-node.ts
index f20195d0fe04..0eede2934d38 100644
--- a/yarn-project/circuit-types/src/interfaces/aztec-node.ts
+++ b/yarn-project/circuit-types/src/interfaces/aztec-node.ts
@@ -317,8 +317,9 @@ export interface AztecNode {
   simulatePublicCalls(tx: Tx): Promise<PublicSimulationOutput>;
 
   /**
-   * Validates the correctness of the execution, namely that a transaction is valid if and
-   * only if the transaction can be added to a valid block at the current state.
+   * Returns true if the transaction is valid for inclusion at the current state. Valid transactions can be
+   * made invalid by *other* transactions if e.g. they emit the same nullifiers, or come become invalid
+   * due to e.g. the max_block_number property.
    * @param tx - The transaction to validate for correctness.
    */
   validateTx(tx: Tx): Promise<boolean>;