diff --git a/packages/xrpl/src/models/transactions/XChainAddAttestation.ts b/packages/xrpl/src/models/transactions/XChainAddAttestation.ts
index 121c1e0e..dfbc8e14 100644
--- a/packages/xrpl/src/models/transactions/XChainAddAttestation.ts
+++ b/packages/xrpl/src/models/transactions/XChainAddAttestation.ts
@@ -32,8 +32,25 @@ export interface XChainAddAttestation extends BaseTransaction {
     }
   }>
 
-  // TODO: update this once it's been implemented in rippled
-  XChainCreateAccountAttestationBatch: Array<Record<string, never>>
+  XChainCreateAccountAttestationBatch: Array<{
+    XChainClaimAttestationBatchElement: {
+      Account: string
+
+      Amount: Amount
+
+      AttestationRewardAccount: string
+
+      Destination: string
+
+      PublicKey: string
+
+      Signature: string
+
+      WasLockingChainSend: 0 | 1
+
+      XChainAccountCreateCount: string
+    }
+  }>
 }
 
 /**
diff --git a/packages/xrpl/src/models/transactions/index.ts b/packages/xrpl/src/models/transactions/index.ts
index 66741134..0327bdb8 100644
--- a/packages/xrpl/src/models/transactions/index.ts
+++ b/packages/xrpl/src/models/transactions/index.ts
@@ -50,3 +50,4 @@ export { XChainClaim } from './XChainClaim'
 export { XChainCommit } from './XChainCommit'
 export { XChainCreateBridge } from './XChainCreateBridge'
 export { XChainCreateClaimID } from './XChainCreateClaimID'
+export { SidechainXChainAccountCreate } from './sidechainXChainAccountCreate'
diff --git a/packages/xrpl/src/models/transactions/sidechainXChainAccountCreate.ts b/packages/xrpl/src/models/transactions/sidechainXChainAccountCreate.ts
new file mode 100644
index 00000000..4043be34
--- /dev/null
+++ b/packages/xrpl/src/models/transactions/sidechainXChainAccountCreate.ts
@@ -0,0 +1,56 @@
+import { ValidationError } from '../../errors'
+import { Amount, XChainBridge } from '../common'
+
+import { BaseTransaction, validateBaseTransaction } from './common'
+
+/**
+ *
+ * @category Transaction Models
+ */
+export interface SidechainXChainAccountCreate extends BaseTransaction {
+  TransactionType: 'SidechainXChainAccountCreate'
+
+  XChainBridge: XChainBridge
+
+  SignatureReward: number | string
+
+  Destination: string
+
+  Amount: Amount
+}
+
+/**
+ * Verify the form and type of a SidechainXChainAccountCreate at runtime.
+ *
+ * @param tx - A SidechainXChainAccountCreate Transaction.
+ * @throws When the SidechainXChainAccountCreate is malformed.
+ */
+export function validateSidechainXChainAccountCreate(
+  tx: Record<string, unknown>,
+): void {
+  validateBaseTransaction(tx)
+
+  if (tx.XChainBridge == null) {
+    throw new ValidationError(
+      'SidechainXChainAccountCreate: missing field XChainBridge',
+    )
+  }
+
+  if (tx.SignatureReward == null) {
+    throw new ValidationError(
+      'SidechainXChainAccountCreate: missing field SignatureReward',
+    )
+  }
+
+  if (tx.Destination == null) {
+    throw new ValidationError(
+      'SidechainXChainAccountCreate: missing field Destination',
+    )
+  }
+
+  if (tx.Amount == null) {
+    throw new ValidationError(
+      'SidechainXChainAccountCreate: missing field Amount',
+    )
+  }
+}
diff --git a/packages/xrpl/src/models/transactions/transaction.ts b/packages/xrpl/src/models/transactions/transaction.ts
index 06c84c11..ca6b4c2e 100644
--- a/packages/xrpl/src/models/transactions/transaction.ts
+++ b/packages/xrpl/src/models/transactions/transaction.ts
@@ -47,6 +47,10 @@ import {
   validatePaymentChannelFund,
 } from './paymentChannelFund'
 import { SetRegularKey, validateSetRegularKey } from './setRegularKey'
+import {
+  SidechainXChainAccountCreate,
+  validateSidechainXChainAccountCreate,
+} from './sidechainXChainAccountCreate'
 import { SignerListSet, validateSignerListSet } from './signerListSet'
 import { TicketCreate, validateTicketCreate } from './ticketCreate'
 import { TrustSet, validateTrustSet } from './trustSet'
@@ -98,6 +102,7 @@ export type Transaction =
   | XChainCommit
   | XChainCreateBridge
   | XChainCreateClaimID
+  | SidechainXChainAccountCreate
 
 /**
  * @category Transaction Models
@@ -242,6 +247,9 @@ export function validate(transaction: Record<string, unknown>): void {
       validateXChainCreateClaimID(tx)
       break
 
+    case 'SidechainXChainAccountCreate':
+      validateSidechainXChainAccountCreate(tx)
+
     default:
       throw new ValidationError(
         `Invalid field TransactionType: ${tx.TransactionType}`,