diff --git a/packages/interchain-interceptor-base/src/error.rs b/packages/interchain-interceptor-base/src/error.rs
index a7276b1f..c5f7f275 100644
--- a/packages/interchain-interceptor-base/src/error.rs
+++ b/packages/interchain-interceptor-base/src/error.rs
@@ -15,6 +15,12 @@ pub enum ContractError {
 
     #[error("ICA is not registered")]
     IcaNotRegistered {},
+
+    #[error("ICA registration is in progress right now")]
+    IcaInProgress {},
+
+    #[error("ICA is already registered")]
+    IcaAlreadyRegistered {},
 }
 
 pub type ContractResult<T> = Result<T, ContractError>;
diff --git a/packages/interchain-interceptor-base/src/execute.rs b/packages/interchain-interceptor-base/src/execute.rs
index 06f2770e..e53ed00d 100644
--- a/packages/interchain-interceptor-base/src/execute.rs
+++ b/packages/interchain-interceptor-base/src/execute.rs
@@ -13,7 +13,7 @@ use serde::{de::DeserializeOwned, Serialize};
 use crate::{
     error::{ContractError, ContractResult},
     msg::ExecuteMsg,
-    state::{BaseConfig, InterchainIntercaptorBase, State, ICA_ID, LOCAL_DENOM},
+    state::{BaseConfig, IcaState, InterchainIntercaptorBase, State, ICA_ID, LOCAL_DENOM},
 };
 
 impl<'a, T, C> InterchainIntercaptorBase<'a, T, C>
@@ -56,10 +56,10 @@ where
     ) -> ContractResult<Response<NeutronMsg>> {
         let config = self.config.load(deps.storage)?;
         let state: State = self.state.load(deps.storage)?;
-        if state.under_execution {
-            Err(ContractError::Std(cosmwasm_std::StdError::GenericErr {
-                msg: "ICA is already registered or under execution".to_string(),
-            }))
+        if state.ica_state == IcaState::InProgress {
+            Err(ContractError::IcaInProgress {})
+        } else if state.ica_state == IcaState::Registered {
+            Err(ContractError::IcaAlreadyRegistered {})
         } else {
             let register =
                 NeutronMsg::register_interchain_account(config.connection_id(), ICA_ID.to_string());
@@ -70,7 +70,7 @@ where
                 &State {
                     last_processed_height: None,
                     ica: None,
-                    under_execution: true,
+                    ica_state: IcaState::InProgress,
                 },
             )?;
 
diff --git a/packages/interchain-interceptor-base/src/state.rs b/packages/interchain-interceptor-base/src/state.rs
index 4f0e711d..ad6bc4a0 100644
--- a/packages/interchain-interceptor-base/src/state.rs
+++ b/packages/interchain-interceptor-base/src/state.rs
@@ -64,12 +64,21 @@ pub struct Transfer {
     pub amount: String,
 }
 
+#[cw_serde]
+#[derive(Default)]
+pub enum IcaState {
+    #[default]
+    None,
+    InProgress,
+    Registered,
+}
+
 #[cw_serde]
 #[derive(Default)]
 pub struct State {
     pub last_processed_height: Option<u64>,
     pub ica: Option<String>,
-    pub under_execution: bool,
+    pub ica_state: IcaState,
 }
 
 pub type Recipient = str;
diff --git a/packages/interchain-interceptor-base/src/sudo.rs b/packages/interchain-interceptor-base/src/sudo.rs
index 319da598..4de23632 100644
--- a/packages/interchain-interceptor-base/src/sudo.rs
+++ b/packages/interchain-interceptor-base/src/sudo.rs
@@ -20,7 +20,7 @@ use serde::{de::DeserializeOwned, Serialize};
 
 use crate::{
     msg::OpenAckVersion,
-    state::{BaseConfig, InterchainIntercaptorBase, State, Transfer},
+    state::{BaseConfig, IcaState, InterchainIntercaptorBase, State, Transfer},
 };
 
 impl<'a, T, C> InterchainIntercaptorBase<'a, T, C>
@@ -132,7 +132,7 @@ where
                 &State {
                     last_processed_height: None,
                     ica: Some(parsed_version.address),
-                    under_execution: true,
+                    ica_state: IcaState::Registered,
                 },
             )?;
             return Ok(Response::default());