diff --git a/rs/nervous_system/integration_tests/tests/create_canister_and_install_code.rs b/rs/nervous_system/integration_tests/tests/create_canister_and_install_code.rs
index 452d24a8a661..788a234e1e96 100644
--- a/rs/nervous_system/integration_tests/tests/create_canister_and_install_code.rs
+++ b/rs/nervous_system/integration_tests/tests/create_canister_and_install_code.rs
@@ -28,12 +28,10 @@ async fn test_create_canister_and_install_code() {
         .build_async()
         .await;
 
-    // Step 1.2: Install NNS canisters with the test governance canister
-    // (which has the CreateCanisterAndInstallCode feature flag enabled).
+    // Step 1.2: Install NNS canisters.
     {
         let mut nns_installer = NnsInstaller::default();
         nns_installer.with_current_nns_canister_versions();
-        nns_installer.with_test_governance_canister();
         nns_installer.install(&pocket_ic).await;
     }
 
diff --git a/rs/nns/governance/src/lib.rs b/rs/nns/governance/src/lib.rs
index 078711269306..b575f091c694 100644
--- a/rs/nns/governance/src/lib.rs
+++ b/rs/nns/governance/src/lib.rs
@@ -210,9 +210,6 @@ thread_local! {
     static ENABLE_NEURON_FOLLOW_RESTRICTIONS: Cell<bool>
         = const { Cell::new(true) };
 
-    static ENABLE_CREATE_CANISTER_AND_INSTALL_CODE_PROPOSALS: Cell<bool>
-        = const { Cell::new(true) };
-
     static ENABLE_SUBNET_SPLITTING_PROPOSALS: Cell<bool>
         = const { Cell::new(false) };
 
@@ -285,20 +282,6 @@ pub fn temporarily_disable_neuron_follow_restrictions() -> Temporary {
     Temporary::new(&ENABLE_NEURON_FOLLOW_RESTRICTIONS, false)
 }
 
-pub fn are_create_canister_and_install_code_proposals_enabled() -> bool {
-    ENABLE_CREATE_CANISTER_AND_INSTALL_CODE_PROPOSALS.get()
-}
-
-#[cfg(any(test, feature = "canbench-rs", feature = "test"))]
-pub fn temporarily_enable_create_canister_and_install_code_proposals() -> Temporary {
-    Temporary::new(&ENABLE_CREATE_CANISTER_AND_INSTALL_CODE_PROPOSALS, true)
-}
-
-#[cfg(any(test, feature = "canbench-rs", feature = "test"))]
-pub fn temporarily_disable_create_canister_and_install_code_proposals() -> Temporary {
-    Temporary::new(&ENABLE_CREATE_CANISTER_AND_INSTALL_CODE_PROPOSALS, false)
-}
-
 #[cfg(any(test, feature = "canbench-rs", feature = "test"))]
 pub fn temporarily_enable_subnet_splitting_proposals() -> Temporary {
     Temporary::new(&ENABLE_SUBNET_SPLITTING_PROPOSALS, true)
diff --git a/rs/nns/governance/src/proposals/create_canister_and_install_code.rs b/rs/nns/governance/src/proposals/create_canister_and_install_code.rs
index 4945e479bf19..63bacb50b564 100644
--- a/rs/nns/governance/src/proposals/create_canister_and_install_code.rs
+++ b/rs/nns/governance/src/proposals/create_canister_and_install_code.rs
@@ -1,5 +1,4 @@
 use crate::{
-    are_create_canister_and_install_code_proposals_enabled,
     pb::v1::{
         CreateCanisterAndInstallCode, GovernanceError, SelfDescribingValue, Topic,
         canister_settings::{LogVisibility, SnapshotVisibility},
@@ -23,13 +22,6 @@ use ic_nns_handler_root_interface as root;
 
 impl CreateCanisterAndInstallCode {
     pub fn validate(&self) -> Result<(), GovernanceError> {
-        if !are_create_canister_and_install_code_proposals_enabled() {
-            return Err(GovernanceError::new_with_message(
-                ErrorType::InvalidProposal,
-                "CreateCanisterAndInstallCode proposals are not enabled yet.",
-            ));
-        }
-
         let Self {
             host_subnet_id,
             canister_settings,
@@ -226,24 +218,10 @@ impl CallCanister for CreateCanisterAndInstallCode {
     type Reply = root::CreateCanisterAndInstallCodeOk;
 
     fn canister_and_function(&self) -> Result<(CanisterId, &str), GovernanceError> {
-        if !are_create_canister_and_install_code_proposals_enabled() {
-            return Err(GovernanceError::new_with_message(
-                ErrorType::InvalidProposal,
-                "CreateCanisterAndInstallCode proposals are not enabled yet.",
-            ));
-        }
-
         Ok((ROOT_CANISTER_ID, "create_canister_and_install_code"))
     }
 
     fn payload(&self) -> Result<Vec<u8>, GovernanceError> {
-        if !are_create_canister_and_install_code_proposals_enabled() {
-            return Err(GovernanceError::new_with_message(
-                ErrorType::InvalidProposal,
-                "CreateCanisterAndInstallCode proposals are not enabled yet.",
-            ));
-        }
-
         let request = root::CreateCanisterAndInstallCodeRequest::try_from(self.clone())?;
 
         Encode!(&request).map_err(|e| {