diff --git a/crates/astria-sequencer/src/accounts/component.rs b/crates/astria-sequencer/src/accounts/component.rs
index c9d515ec45..161ac938e2 100644
--- a/crates/astria-sequencer/src/accounts/component.rs
+++ b/crates/astria-sequencer/src/accounts/component.rs
@@ -6,16 +6,15 @@ use astria_eyre::eyre::{
     Result,
     WrapErr as _,
 };
-use tendermint::abci::request::{
-    BeginBlock,
-    EndBlock,
-};
 use tracing::instrument;
 
 use crate::{
     accounts,
     assets,
-    component::Component,
+    component::{
+        Component,
+        PrepareStateInfo,
+    },
 };
 
 #[derive(Default)]
@@ -48,18 +47,17 @@ impl Component for AccountsComponent {
         Ok(())
     }
 
-    #[instrument(name = "AccountsComponent::begin_block", skip_all)]
-    async fn begin_block<S: accounts::StateWriteExt + 'static>(
+    #[instrument(name = "AccountsComponent::prepare_state_for_tx_execution", skip_all)]
+    async fn prepare_state_for_tx_execution<S: accounts::StateWriteExt + 'static>(
         _state: &mut Arc<S>,
-        _begin_block: &BeginBlock,
+        _prepare_state_for_tx_execution: &PrepareStateInfo,
     ) -> Result<()> {
         Ok(())
     }
 
-    #[instrument(name = "AccountsComponent::end_block", skip_all)]
-    async fn end_block<S: accounts::StateWriteExt + 'static>(
+    #[instrument(name = "AccountsComponent::handle_post_tx_execution", skip_all)]
+    async fn handle_post_tx_execution<S: accounts::StateWriteExt + 'static>(
         _state: &mut Arc<S>,
-        _end_block: &EndBlock,
     ) -> Result<()> {
         Ok(())
     }
diff --git a/crates/astria-sequencer/src/app/mod.rs b/crates/astria-sequencer/src/app/mod.rs
index 6baf4447b9..822f585b53 100644
--- a/crates/astria-sequencer/src/app/mod.rs
+++ b/crates/astria-sequencer/src/app/mod.rs
@@ -73,7 +73,6 @@ use tendermint::{
         Event,
     },
     account,
-    block::Header,
     AppHash,
     Hash,
 };
@@ -109,7 +108,10 @@ use crate::{
         StateReadExt as _,
         StateWriteExt as _,
     },
-    component::Component as _,
+    component::{
+        Component as _,
+        PrepareStateInfo,
+    },
     fees::{
         component::FeesComponent,
         StateReadExt as _,
@@ -207,8 +209,8 @@ pub(crate) struct App {
 
     // This is set to the executed hash of the proposal during `process_proposal`
     //
-    // If it does not match the hash given during `begin_block`, then we clear and
-    // reset the execution results cache + state delta. Transactions are re-executed.
+    // If it does not match the hash given during `prepare_state_for_tx_execution`, then we clear
+    // and reset the execution results cache + state delta. Transactions are re-executed.
     // If it does match, we utilize cached results to reduce computation.
     //
     // Resets to default hash at the beginning of `prepare_proposal`, and `process_proposal` if
@@ -682,7 +684,8 @@ impl App {
     }
 
     /// sets up the state for execution of the block's transactions.
-    /// set the current height and timestamp, and calls `begin_block` on all components.
+    /// set the current height and timestamp, and calls `prepare_state_for_tx_execution` on all
+    /// components.
     ///
     /// this *must* be called anytime before a block's txs are executed, whether it's
     /// during the proposal phase, or finalize_block phase.
@@ -697,42 +700,19 @@ impl App {
         // reset recost flag
         self.recost_mempool = false;
 
-        // call begin_block on all components
-        // NOTE: the fields marked `unused` are not used by any of the components;
-        // however, we need to still construct a `BeginBlock` type for now as
-        // the penumbra IBC implementation still requires it as a parameter.
-        let begin_block: abci::request::BeginBlock = abci::request::BeginBlock {
-            hash: Hash::default(), // unused
-            byzantine_validators: block_data.misbehavior.clone(),
-            header: Header {
-                app_hash: self.app_hash.clone(),
-                chain_id: chain_id.clone(),
-                consensus_hash: Hash::default(),      // unused
-                data_hash: Some(Hash::default()),     // unused
-                evidence_hash: Some(Hash::default()), // unused
-                height: block_data.height,
-                last_block_id: None,                      // unused
-                last_commit_hash: Some(Hash::default()),  // unused
-                last_results_hash: Some(Hash::default()), // unused
-                next_validators_hash: block_data.next_validators_hash,
-                proposer_address: block_data.proposer_address,
-                time: block_data.time,
-                validators_hash: Hash::default(), // unused
-                version: tendermint::block::header::Version {
-                    // unused
-                    app: 0,
-                    block: 0,
-                },
-            },
-            last_commit_info: tendermint::abci::types::CommitInfo {
-                round: 0u16.into(), // unused
-                votes: vec![],
-            }, // unused
+        let prepare_state_info = PrepareStateInfo {
+            app_hash: self.app_hash.clone(),
+            byzantine_validators: block_data.misbehavior,
+            chain_id,
+            height: block_data.height,
+            next_validators_hash: block_data.next_validators_hash,
+            proposer_address: block_data.proposer_address,
+            time: block_data.time,
         };
 
-        self.begin_block(&begin_block)
+        self.start_block(&prepare_state_info)
             .await
-            .wrap_err("begin_block failed")?;
+            .wrap_err("prepare_state_for_tx_execution failed")?;
 
         Ok(())
     }
@@ -766,7 +746,9 @@ impl App {
             .await
             .wrap_err("failed to get sudo address from state")?;
 
-        let end_block = self.end_block(height.value(), &sudo_address).await?;
+        let (validator_updates, events) = self
+            .component_post_execution_state_updates(&sudo_address)
+            .await?;
 
         // get deposits for this block from state's ephemeral cache and put them to storage.
         let mut state_tx = StateDelta::new(self.state.clone());
@@ -804,15 +786,14 @@ impl App {
             .wrap_err("failed to write sequencer block to state")?;
 
         let result = PostTransactionExecutionResult {
-            events: end_block.events,
-            validator_updates: end_block.validator_updates,
-            consensus_param_updates: end_block.consensus_param_updates,
+            events,
+            validator_updates,
             tx_results: finalize_block_tx_results,
         };
 
         state_tx.object_put(POST_TRANSACTION_EXECUTION_RESULT_KEY, result);
 
-        // events that occur after end_block are ignored here;
+        // events that occur after handle_post_tx_execution are ignored here;
         // there should be none anyways.
         let _ = self.apply(state_tx);
 
@@ -931,7 +912,7 @@ impl App {
         let finalize_block = abci::response::FinalizeBlock {
             events: post_transaction_execution_result.events,
             validator_updates: post_transaction_execution_result.validator_updates,
-            consensus_param_updates: post_transaction_execution_result.consensus_param_updates,
+            consensus_param_updates: None,
             app_hash,
             tx_results: post_transaction_execution_result.tx_results,
         };
@@ -976,34 +957,34 @@ impl App {
         Ok(app_hash)
     }
 
-    #[instrument(name = "App::begin_block", skip_all)]
-    async fn begin_block(
+    #[instrument(name = "App::start_block", skip_all)]
+    async fn start_block(
         &mut self,
-        begin_block: &abci::request::BeginBlock,
+        prepare_state_info: &PrepareStateInfo,
     ) -> Result<Vec<abci::Event>> {
         let mut state_tx = StateDelta::new(self.state.clone());
 
         state_tx
-            .put_block_height(begin_block.header.height.into())
+            .put_block_height(prepare_state_info.height.into())
             .wrap_err("failed to put block height")?;
         state_tx
-            .put_block_timestamp(begin_block.header.time)
+            .put_block_timestamp(prepare_state_info.time)
             .wrap_err("failed to put block timestamp")?;
 
-        // call begin_block on all components
+        // call prepare_state_for_tx_execution on all components
         let mut arc_state_tx = Arc::new(state_tx);
-        AccountsComponent::begin_block(&mut arc_state_tx, begin_block)
+        AccountsComponent::prepare_state_for_tx_execution(&mut arc_state_tx, prepare_state_info)
             .await
-            .wrap_err("begin_block failed on AccountsComponent")?;
-        AuthorityComponent::begin_block(&mut arc_state_tx, begin_block)
+            .wrap_err("prepare_state_for_tx_execution failed on AccountsComponent")?;
+        AuthorityComponent::prepare_state_for_tx_execution(&mut arc_state_tx, prepare_state_info)
             .await
-            .wrap_err("begin_block failed on AuthorityComponent")?;
-        IbcComponent::begin_block(&mut arc_state_tx, begin_block)
+            .wrap_err("prepare_state_for_tx_execution failed on AuthorityComponent")?;
+        IbcComponent::prepare_state_for_tx_execution(&mut arc_state_tx, prepare_state_info)
             .await
-            .wrap_err("begin_block failed on IbcComponent")?;
-        FeesComponent::begin_block(&mut arc_state_tx, begin_block)
+            .wrap_err("prepare_state_for_tx_execution failed on IbcComponent")?;
+        FeesComponent::prepare_state_for_tx_execution(&mut arc_state_tx, prepare_state_info)
             .await
-            .wrap_err("begin_block failed on FeesComponent")?;
+            .wrap_err("prepare_state_for_tx_execution failed on FeesComponent")?;
 
         let state_tx = Arc::try_unwrap(arc_state_tx)
             .expect("components should not retain copies of shared state");
@@ -1049,34 +1030,27 @@ impl App {
         Ok(events)
     }
 
-    #[instrument(name = "App::end_block", skip_all)]
-    async fn end_block(
+    #[instrument(name = "App::component_post_execution_state_updates", skip_all)]
+    async fn component_post_execution_state_updates(
         &mut self,
-        height: u64,
         fee_recipient: &[u8; 20],
-    ) -> Result<abci::response::EndBlock> {
+    ) -> Result<(Vec<tendermint::validator::Update>, Vec<Event>)> {
         let state_tx = StateDelta::new(self.state.clone());
         let mut arc_state_tx = Arc::new(state_tx);
 
-        let end_block = abci::request::EndBlock {
-            height: height
-                .try_into()
-                .expect("a block height should be able to fit in an i64"),
-        };
-
-        // call end_block on all components
-        AccountsComponent::end_block(&mut arc_state_tx, &end_block)
+        // call handle_post_tx_execution on all components
+        AccountsComponent::handle_post_tx_execution(&mut arc_state_tx)
             .await
-            .wrap_err("end_block failed on AccountsComponent")?;
-        AuthorityComponent::end_block(&mut arc_state_tx, &end_block)
+            .wrap_err("handle_post_tx_execution failed on AccountsComponent")?;
+        AuthorityComponent::handle_post_tx_execution(&mut arc_state_tx)
             .await
-            .wrap_err("end_block failed on AuthorityComponent")?;
-        FeesComponent::end_block(&mut arc_state_tx, &end_block)
+            .wrap_err("handle_post_tx_execution failed on AuthorityComponent")?;
+        FeesComponent::handle_post_tx_execution(&mut arc_state_tx)
             .await
-            .wrap_err("end_block failed on FeesComponent")?;
-        IbcComponent::end_block(&mut arc_state_tx, &end_block)
+            .wrap_err("handle_post_tx_execution failed on FeesComponent")?;
+        IbcComponent::handle_post_tx_execution(&mut arc_state_tx)
             .await
-            .wrap_err("end_block failed on IbcComponent")?;
+            .wrap_err("handle_post_tx_execution failed on IbcComponent")?;
 
         let mut state_tx = Arc::try_unwrap(arc_state_tx)
             .expect("components should not retain copies of shared state");
@@ -1102,13 +1076,12 @@ impl App {
         }
 
         let events = self.apply(state_tx);
-        Ok(abci::response::EndBlock {
-            validator_updates: validator_updates
+        Ok((
+            validator_updates
                 .try_into_cometbft()
                 .wrap_err("failed converting astria validators to cometbft compatible type")?,
             events,
-            ..Default::default()
-        })
+        ))
     }
 
     #[instrument(name = "App::commit", skip_all)]
@@ -1194,7 +1167,6 @@ struct PostTransactionExecutionResult {
     events: Vec<Event>,
     tx_results: Vec<ExecTxResult>,
     validator_updates: Vec<tendermint::validator::Update>,
-    consensus_param_updates: Option<tendermint::consensus::Params>,
 }
 
 #[derive(PartialEq)]
diff --git a/crates/astria-sequencer/src/app/tests_app/mod.rs b/crates/astria-sequencer/src/app/tests_app/mod.rs
index 1ca46cec4d..efcb9153ec 100644
--- a/crates/astria-sequencer/src/app/tests_app/mod.rs
+++ b/crates/astria-sequencer/src/app/tests_app/mod.rs
@@ -46,8 +46,6 @@ use tendermint::{
     },
     account,
     block::{
-        header::Version,
-        Header,
         Height,
         Round,
     },
@@ -77,28 +75,6 @@ use crate::{
     proposal::commitment::generate_rollup_datas_commitment,
 };
 
-fn default_tendermint_header() -> Header {
-    Header {
-        app_hash: AppHash::try_from(vec![]).unwrap(),
-        chain_id: "test".to_string().try_into().unwrap(),
-        consensus_hash: Hash::default(),
-        data_hash: Some(Hash::try_from([0u8; 32].to_vec()).unwrap()),
-        evidence_hash: Some(Hash::default()),
-        height: Height::default(),
-        last_block_id: None,
-        last_commit_hash: Some(Hash::default()),
-        last_results_hash: Some(Hash::default()),
-        next_validators_hash: Hash::default(),
-        proposer_address: account::Id::try_from([0u8; 20].to_vec()).unwrap(),
-        time: Time::now(),
-        validators_hash: Hash::default(),
-        version: Version {
-            app: 0,
-            block: 0,
-        },
-    }
-}
-
 #[tokio::test]
 async fn app_genesis_and_init_chain() {
     let app = initialize_app(None, vec![]).await;
@@ -147,7 +123,7 @@ async fn app_pre_execute_transactions() {
 }
 
 #[tokio::test]
-async fn app_begin_block_remove_byzantine_validators() {
+async fn app_prepare_state_for_tx_execution_remove_byzantine_validators() {
     use tendermint::abci::types;
 
     let initial_validator_set = vec![
@@ -174,18 +150,17 @@ async fn app_begin_block_remove_byzantine_validators() {
         total_voting_power: 101u32.into(),
     };
 
-    let mut begin_block = abci::request::BeginBlock {
-        header: default_tendermint_header(),
-        hash: Hash::default(),
-        last_commit_info: CommitInfo {
-            votes: vec![],
-            round: Round::default(),
-        },
+    let prepare_state_info = PrepareStateInfo {
+        app_hash: AppHash::try_from(vec![]).unwrap(),
         byzantine_validators: vec![misbehavior],
+        chain_id: "test".to_string().try_into().unwrap(),
+        height: 1u8.into(),
+        next_validators_hash: Hash::default(),
+        proposer_address: account::Id::try_from([0u8; 20].to_vec()).unwrap(),
+        time: Time::now(),
     };
-    begin_block.header.height = 1u8.into();
 
-    app.begin_block(&begin_block).await.unwrap();
+    app.start_block(&prepare_state_info).await.unwrap();
 
     // assert that validator with pubkey_a is removed
     let validator_set = app.state.get_validator_set().await.unwrap();
@@ -876,7 +851,7 @@ async fn app_process_proposal_transaction_fails_to_execute_fails() {
 }
 
 #[tokio::test]
-async fn app_end_block_validator_updates() {
+async fn app_handle_post_tx_execution_validator_updates() {
     let initial_validator_set = vec![
         ValidatorUpdate {
             power: 100,
@@ -912,10 +887,13 @@ async fn app_end_block_validator_updates() {
         .unwrap();
     app.apply(state_tx);
 
-    let resp = app.end_block(1, &proposer_address).await.unwrap();
+    let (validator_updates, _) = app
+        .component_post_execution_state_updates(&proposer_address)
+        .await
+        .unwrap();
     // we only assert length here as the ordering of the updates is not guaranteed
     // and validator::Update does not implement Ord
-    assert_eq!(resp.validator_updates.len(), validator_updates.len());
+    assert_eq!(validator_updates.len(), validator_updates.len());
 
     // validator with pubkey_a should be removed (power set to 0)
     // validator with pubkey_b should be updated
diff --git a/crates/astria-sequencer/src/app/tests_breaking_changes.rs b/crates/astria-sequencer/src/app/tests_breaking_changes.rs
index 031538a057..ec15fd9d56 100644
--- a/crates/astria-sequencer/src/app/tests_breaking_changes.rs
+++ b/crates/astria-sequencer/src/app/tests_breaking_changes.rs
@@ -346,7 +346,9 @@ async fn app_execute_transaction_with_every_action_snapshot() {
     app.execute_transaction(signed_tx).await.unwrap();
 
     let sudo_address = app.state.get_sudo_address().await.unwrap();
-    app.end_block(1, &sudo_address).await.unwrap();
+    app.component_post_execution_state_updates(&sudo_address)
+        .await
+        .unwrap();
 
     app.prepare_commit(storage.clone()).await.unwrap();
     app.commit(storage.clone()).await;
diff --git a/crates/astria-sequencer/src/authority/action.rs b/crates/astria-sequencer/src/authority/action.rs
index 78d69733eb..5082134fac 100644
--- a/crates/astria-sequencer/src/authority/action.rs
+++ b/crates/astria-sequencer/src/authority/action.rs
@@ -58,7 +58,7 @@ impl ActionHandler for ValidatorUpdate {
             ensure!(validator_set.len() != 1, "cannot remove the last validator");
         }
 
-        // add validator update in non-consensus state to be used in end_block
+        // add validator update in non-consensus state to be used in handle_post_tx_execution
         let mut validator_updates = state
             .get_validator_updates()
             .await
diff --git a/crates/astria-sequencer/src/authority/component.rs b/crates/astria-sequencer/src/authority/component.rs
index f6347dcf0c..eb2426bdda 100644
--- a/crates/astria-sequencer/src/authority/component.rs
+++ b/crates/astria-sequencer/src/authority/component.rs
@@ -9,10 +9,6 @@ use astria_eyre::eyre::{
     Result,
     WrapErr as _,
 };
-use tendermint::abci::request::{
-    BeginBlock,
-    EndBlock,
-};
 use tracing::instrument;
 
 use super::{
@@ -20,7 +16,10 @@ use super::{
     StateWriteExt,
     ValidatorSet,
 };
-use crate::component::Component;
+use crate::component::{
+    Component,
+    PrepareStateInfo,
+};
 
 #[derive(Default)]
 pub(crate) struct AuthorityComponent;
@@ -48,17 +47,17 @@ impl Component for AuthorityComponent {
         Ok(())
     }
 
-    #[instrument(name = "AuthorityComponent::begin_block", skip_all)]
-    async fn begin_block<S: StateWriteExt + 'static>(
+    #[instrument(name = "AuthorityComponent::prepare_state_for_tx_execution", skip_all)]
+    async fn prepare_state_for_tx_execution<S: StateWriteExt + 'static>(
         state: &mut Arc<S>,
-        begin_block: &BeginBlock,
+        prepare_state_for_tx_execution: &PrepareStateInfo,
     ) -> Result<()> {
         let mut current_set = state
             .get_validator_set()
             .await
             .wrap_err("failed getting validator set")?;
 
-        for misbehaviour in &begin_block.byzantine_validators {
+        for misbehaviour in &prepare_state_for_tx_execution.byzantine_validators {
             current_set.remove(&misbehaviour.validator.address);
         }
 
@@ -70,10 +69,9 @@ impl Component for AuthorityComponent {
         Ok(())
     }
 
-    #[instrument(name = "AuthorityComponent::end_block", skip_all)]
-    async fn end_block<S: StateWriteExt + StateReadExt + 'static>(
+    #[instrument(name = "AuthorityComponent::handle_post_tx_execution", skip_all)]
+    async fn handle_post_tx_execution<S: StateWriteExt + StateReadExt + 'static>(
         state: &mut Arc<S>,
-        _end_block: &EndBlock,
     ) -> Result<()> {
         // update validator set
         let validator_updates = state
diff --git a/crates/astria-sequencer/src/component.rs b/crates/astria-sequencer/src/component.rs
index f5e79beafc..e45907237f 100644
--- a/crates/astria-sequencer/src/component.rs
+++ b/crates/astria-sequencer/src/component.rs
@@ -3,7 +3,25 @@ use std::sync::Arc;
 use astria_eyre::eyre::Result;
 use async_trait::async_trait;
 use cnidarium::StateWrite;
-use tendermint::abci;
+use tendermint::{
+    abci::types,
+    account,
+    block,
+    chain,
+    AppHash,
+    Hash,
+    Time,
+};
+
+pub(crate) struct PrepareStateInfo {
+    pub(crate) app_hash: AppHash,
+    pub(crate) byzantine_validators: Vec<types::Misbehavior>,
+    pub(crate) chain_id: chain::Id,
+    pub(crate) height: block::Height,
+    pub(crate) next_validators_hash: Hash,
+    pub(crate) proposer_address: account::Id,
+    pub(crate) time: Time,
+}
 
 /// A component of the Sequencer application.
 /// Based off Penumbra's [`Component`], but with modifications.
@@ -20,8 +38,7 @@ pub(crate) trait Component {
     /// be empty.
     async fn init_chain<S: StateWrite>(state: S, app_state: &Self::AppState) -> Result<()>;
 
-    /// Begins a new block, optionally inspecting the ABCI
-    /// [`BeginBlock`](abci::request::BeginBlock) request.
+    /// Makes necessary state changes for the given component at the start of the block.
     ///
     /// # Invariants
     ///
@@ -30,18 +47,17 @@ pub(crate) trait Component {
     /// called, `state.get_mut().is_some()`, i.e., the `Arc` is not shared.  The
     /// implementor MUST ensure that any clones of the `Arc` are dropped before
     /// it returns, so that `state.get_mut().is_some()` on completion.
-    async fn begin_block<S: StateWrite + 'static>(
+    async fn prepare_state_for_tx_execution<S: StateWrite + 'static>(
         state: &mut Arc<S>,
-        begin_block: &abci::request::BeginBlock,
+        prepare_state_for_tx_execution: &PrepareStateInfo,
     ) -> Result<()>;
 
-    /// Ends the block, optionally inspecting the ABCI
-    /// [`EndBlock`](abci::request::EndBlock) request, and performing any batch
-    /// processing.
+    /// Handles necessary state changes for the given component after transaction execution, ending
+    /// the block.
     ///
     /// # Invariants
     ///
-    /// This method should only be called after [`Component::begin_block`].
+    /// This method should only be called after [`Component::prepare_state_for_tx_execution`].
     /// No methods should be called following this method.
     ///
     /// The `&mut Arc<S>` allows the implementor to optionally share state with
@@ -49,8 +65,5 @@ pub(crate) trait Component {
     /// called, `state.get_mut().is_some()`, i.e., the `Arc` is not shared.  The
     /// implementor MUST ensure that any clones of the `Arc` are dropped before
     /// it returns, so that `state.get_mut().is_some()` on completion.
-    async fn end_block<S: StateWrite + 'static>(
-        state: &mut Arc<S>,
-        end_block: &abci::request::EndBlock,
-    ) -> Result<()>;
+    async fn handle_post_tx_execution<S: StateWrite + 'static>(state: &mut Arc<S>) -> Result<()>;
 }
diff --git a/crates/astria-sequencer/src/fees/component.rs b/crates/astria-sequencer/src/fees/component.rs
index 03ed7cb36c..1c833dc47f 100644
--- a/crates/astria-sequencer/src/fees/component.rs
+++ b/crates/astria-sequencer/src/fees/component.rs
@@ -5,14 +5,13 @@ use astria_eyre::eyre::{
     Result,
     WrapErr as _,
 };
-use tendermint::abci::request::{
-    BeginBlock,
-    EndBlock,
-};
 use tracing::instrument;
 
 use crate::{
-    component::Component,
+    component::{
+        Component,
+        PrepareStateInfo,
+    },
     fees,
 };
 
@@ -133,18 +132,17 @@ impl Component for FeesComponent {
         Ok(())
     }
 
-    #[instrument(name = "FeesComponent::begin_block", skip_all)]
-    async fn begin_block<S: fees::StateWriteExt + 'static>(
+    #[instrument(name = "FeesComponent::prepare_state_for_tx_execution", skip_all)]
+    async fn prepare_state_for_tx_execution<S: fees::StateWriteExt + 'static>(
         _state: &mut Arc<S>,
-        _begin_block: &BeginBlock,
+        _prepare_state_for_tx_execution: &PrepareStateInfo,
     ) -> Result<()> {
         Ok(())
     }
 
-    #[instrument(name = "FeesComponent::end_block", skip_all)]
-    async fn end_block<S: fees::StateWriteExt + 'static>(
+    #[instrument(name = "FeesComponent::handle_post_tx_execution", skip_all)]
+    async fn handle_post_tx_execution<S: fees::StateWriteExt + 'static>(
         _state: &mut Arc<S>,
-        _end_block: &EndBlock,
     ) -> Result<()> {
         Ok(())
     }
diff --git a/crates/astria-sequencer/src/ibc/component.rs b/crates/astria-sequencer/src/ibc/component.rs
index f8bc969e39..49123881d6 100644
--- a/crates/astria-sequencer/src/ibc/component.rs
+++ b/crates/astria-sequencer/src/ibc/component.rs
@@ -9,14 +9,20 @@ use penumbra_ibc::{
     component::Ibc,
     genesis::Content,
 };
-use tendermint::abci::request::{
-    BeginBlock,
-    EndBlock,
+use tendermint::{
+    abci::{
+        self,
+    },
+    block::Header,
+    Hash,
 };
 use tracing::instrument;
 
 use crate::{
-    component::Component,
+    component::{
+        Component,
+        PrepareStateInfo,
+    },
     ibc::{
         host_interface::AstriaHost,
         state_ext::StateWriteExt,
@@ -53,21 +59,47 @@ impl Component for IbcComponent {
         Ok(())
     }
 
-    #[instrument(name = "IbcComponent::begin_block", skip_all)]
-    async fn begin_block<S: StateWriteExt + 'static>(
+    #[instrument(name = "IbcComponent::prepare_state_for_tx_execution", skip_all)]
+    async fn prepare_state_for_tx_execution<S: StateWriteExt + 'static>(
         state: &mut Arc<S>,
-        begin_block: &BeginBlock,
+        prepare_state_info: &PrepareStateInfo,
     ) -> Result<()> {
-        Ibc::begin_block::<AstriaHost, S>(state, begin_block).await;
+        let begin_block: abci::request::BeginBlock = abci::request::BeginBlock {
+            hash: Hash::default(),
+            byzantine_validators: prepare_state_info.byzantine_validators.clone(),
+            header: Header {
+                app_hash: prepare_state_info.app_hash.clone(),
+                chain_id: prepare_state_info.chain_id.clone(),
+                consensus_hash: Hash::default(),
+                data_hash: Some(Hash::default()),
+                evidence_hash: Some(Hash::default()),
+                height: prepare_state_info.height,
+                last_block_id: None,
+                last_commit_hash: Some(Hash::default()),
+                last_results_hash: Some(Hash::default()),
+                next_validators_hash: prepare_state_info.next_validators_hash,
+                proposer_address: prepare_state_info.proposer_address,
+                time: prepare_state_info.time,
+                validators_hash: Hash::default(),
+                version: tendermint::block::header::Version {
+                    app: 0,
+                    block: 0,
+                },
+            },
+            last_commit_info: tendermint::abci::types::CommitInfo {
+                round: 0u16.into(),
+                votes: vec![],
+            },
+        };
+        Ibc::begin_block::<AstriaHost, S>(state, &begin_block).await;
         Ok(())
     }
 
-    #[instrument(name = "IbcComponent::end_block", skip_all)]
-    async fn end_block<S: StateWriteExt + 'static>(
-        state: &mut Arc<S>,
-        end_block: &EndBlock,
+    #[instrument(name = "IbcComponent::handle_post_tx_execution", skip_all)]
+    async fn handle_post_tx_execution<S: StateWriteExt + 'static>(
+        _state: &mut Arc<S>,
     ) -> Result<()> {
-        Ibc::end_block(state, end_block).await;
+        // There is no need to call `Ibc::end_block`. It is a no-op.
         Ok(())
     }
 }