diff --git a/src/block.rs b/src/block.rs
index e725a69f6..b1207ce53 100644
--- a/src/block.rs
+++ b/src/block.rs
@@ -169,7 +169,7 @@ impl<'x, 'y> OpenBlock<'x, 'y> {
 	/// If valid, it will be executed, and archived together with the receipt.
 	pub fn push_transaction(&mut self, t: Transaction, h: Option<H256>) -> Result<&Receipt, Error> {
 		let env_info = self.env_info();
-		match self.block.state.apply(&env_info, self.engine, &t, true) {
+		match self.block.state.apply(&env_info, self.engine, &t) {
 			Ok(x) => {
 				self.block.archive_set.insert(h.unwrap_or_else(||t.hash()));
 				self.block.archive.push(Entry { transaction: t, receipt: x.receipt });
diff --git a/src/common.rs b/src/common.rs
index 468a722d7..061d0748a 100644
--- a/src/common.rs
+++ b/src/common.rs
@@ -8,4 +8,5 @@ pub use builtin::*;
 pub use header::*;
 pub use account::*;
 pub use transaction::*;
+pub use log_entry::*;
 pub use receipt::*;
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
index bcf112c10..1b9c055df 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -88,6 +88,7 @@ extern crate ethcore_util as util;
 pub mod common;
 pub mod basic_types;
 pub mod error;
+pub mod log_entry;
 pub mod env_info;
 pub mod engine;
 pub mod state;
diff --git a/src/log_entry.rs b/src/log_entry.rs
new file mode 100644
index 000000000..939d60276
--- /dev/null
+++ b/src/log_entry.rs
@@ -0,0 +1,62 @@
+use util::*;
+use basic_types::LogBloom;
+
+/// A single log's entry.
+pub struct LogEntry {
+	pub address: Address,
+	pub topics: Vec<H256>,
+	pub data: Bytes,
+}
+
+impl RlpStandard for LogEntry {
+	fn rlp_append(&self, s: &mut RlpStream) {
+		s.append_list(3);
+		s.append(&self.address);
+		s.append(&self.topics);
+		s.append(&self.data);
+	}
+}
+
+impl LogEntry {
+	pub fn bloom(&self) -> LogBloom {
+		self.topics.iter().fold(LogBloom::from_bloomed(&self.address.sha3()), |b, t| b.with_bloomed(&t.sha3()))
+	}
+
+	/// Create a new log entry.
+	pub fn new(address: Address, topics: Vec<H256>, data: Bytes) -> LogEntry {
+		LogEntry {
+			address: address,
+			topics: topics,
+			data: data
+		}
+	}
+
+	/// Returns reference to address.
+	pub fn address(&self) -> &Address {
+		&self.address
+	}
+
+	/// Returns reference to topics.
+	pub fn topics(&self) -> &Vec<H256> {
+		&self.topics
+	}
+
+	/// Returns reference to data.
+	pub fn data(&self) -> &Bytes {
+		&self.data
+	}
+}
+
+#[cfg(test)]
+mod tests {
+	use util::*;
+	use super::LogEntry;
+
+	#[test]
+	fn test_empty_log_bloom() {
+		let bloom = H2048::from_str("00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000").unwrap();
+		let address = Address::from_str("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap();
+		let log = LogEntry::new(address, vec![], vec![]);
+		assert_eq!(log.bloom(), bloom);
+	}
+}
\ No newline at end of file
diff --git a/src/receipt.rs b/src/receipt.rs
index 5a188f93d..ef46e0f48 100644
--- a/src/receipt.rs
+++ b/src/receipt.rs
@@ -1,27 +1,6 @@
 use util::*;
 use basic_types::LogBloom;
-
-/// A single log's entry.
-pub struct LogEntry {
-	pub address: Address,
-	pub topics: Vec<H256>,
-	pub data: Bytes,
-}
-
-impl RlpStandard for LogEntry {
-	fn rlp_append(&self, s: &mut RlpStream) {
-		s.append_list(3);
-		s.append(&self.address);
-		s.append(&self.topics);
-		s.append(&self.data);
-	}
-}
-
-impl LogEntry {
-	pub fn bloom(&self) -> LogBloom {
-		self.topics.iter().fold(LogBloom::from_bloomed(&self.address.sha3()), |b, t| b.with_bloomed(&t.sha3()))
-	}
-}
+use log_entry::LogEntry;
 
 /// Information describing execution of a transaction.
 pub struct Receipt {
diff --git a/src/state.rs b/src/state.rs
index 569de13bd..03978fc4e 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -134,7 +134,7 @@ impl State {
 
 	/// Execute a given transaction.
 	/// This will change the state accordingly.
-	pub fn apply(&mut self, _env_info: &EnvInfo, _engine: &Engine, _t: &Transaction, _is_permanent: bool) -> ApplyResult {
+	pub fn apply(&mut self, _env_info: &EnvInfo, _engine: &Engine, _t: &Transaction) -> ApplyResult {
 		unimplemented!();
 	}