diff --git a/contracts/vault_router/src/error.rs b/contracts/vault_router/src/error.rs
new file mode 100644
index 0000000..4dafe71
--- /dev/null
+++ b/contracts/vault_router/src/error.rs
@@ -0,0 +1,11 @@
+#![allow(unused)]
+use soroban_sdk::contracterror;
+
+#[contracterror]
+#[derive(Copy, Clone, Debug, Eq, PartialEq)]
+#[repr(u32)]
+pub enum VaultError {
+    InvalidTier     = 1,
+    BelowMinDeposit = 2,
+    LockNotExpired  = 3,
+}
\ No newline at end of file
diff --git a/sdks/typescript/src/errors.ts b/sdks/typescript/src/errors.ts
new file mode 100644
index 0000000..741f4ce
--- /dev/null
+++ b/sdks/typescript/src/errors.ts
@@ -0,0 +1,14 @@
+export class YieldLadderError extends Error {
+  constructor(message: string) {
+    super(message);
+    this.name = 'YieldLadderError';
+  }
+}
+
+export class LockNotExpiredError extends YieldLadderError {
+  constructor() { super('Lock period has not expired yet'); this.name = 'LockNotExpiredError'; }
+}
+
+export class BelowMinDepositError extends YieldLadderError {
+  constructor() { super('Amount is below the minimum deposit'); this.name = 'BelowMinDepositError'; }
+}
\ No newline at end of file