diff --git a/beacon_chain/types/src/chain_config.rs b/beacon_chain/types/src/chain_config.rs
deleted file mode 100644
index 8428945bb..000000000
--- a/beacon_chain/types/src/chain_config.rs
+++ /dev/null
@@ -1,72 +0,0 @@
-use super::ValidatorRegistration;
-
-#[derive(Debug, Clone, PartialEq)]
-pub struct ChainConfig {
-    // Old, potentially outdated constants
-    pub cycle_length: u8,
-    pub deposit_size_gwei: u64,
-    pub shard_count: u16,
-    pub min_committee_size: u64,
-    pub max_validator_churn_quotient: u64,
-    pub genesis_time: u64,
-    pub slot_duration_millis: u64,
-    pub initial_validators: Vec<ValidatorRegistration>,
-
-    // New constants
-    pub epoch_length: u64,
-    pub min_attestation_inclusion_delay: u64,
-}
-
-/*
- * Presently this is just some arbitrary time in Sept 2018.
- */
-const TEST_GENESIS_TIME: u64 = 1_537_488_655;
-
-impl ChainConfig {
-    pub fn standard() -> Self {
-        Self {
-            cycle_length: 64,
-            deposit_size_gwei: 32 * (10 ^ 9),
-            shard_count: 1024,
-            min_committee_size: 128,
-            max_validator_churn_quotient: 32,
-            genesis_time: TEST_GENESIS_TIME,
-            slot_duration_millis: 16 * 1000,
-            initial_validators: vec![],
-
-            // New
-            epoch_length: 64,
-            min_attestation_inclusion_delay: 4,
-        }
-    }
-
-    pub fn validate(&self) -> bool {
-        // criteria that ensure the config is valid
-
-        // shard_count / cycle_length > 0 otherwise validator delegation
-        // will fail.
-        if self.shard_count / u16::from(self.cycle_length) == 0 {
-            return false;
-        }
-
-        true
-    }
-
-    #[cfg(test)]
-    pub fn super_fast_tests() -> Self {
-        Self {
-            cycle_length: 2,
-            deposit_size_gwei: 32 * (10 ^ 9),
-            shard_count: 2,
-            min_committee_size: 2,
-            max_validator_churn_quotient: 32,
-            genesis_time: TEST_GENESIS_TIME, // arbitrary
-            slot_duration_millis: 16 * 1000,
-            initial_validators: vec![],
-
-            // New constants
-            epoch_length: 64,
-            min_attestation_inclusion_delay: 4,
-        }
-    }
-}
diff --git a/beacon_chain/types/src/lib.rs b/beacon_chain/types/src/lib.rs
index 08b871c1c..b1bc03c31 100644
--- a/beacon_chain/types/src/lib.rs
+++ b/beacon_chain/types/src/lib.rs
@@ -13,7 +13,6 @@ pub mod beacon_block_body;
 pub mod beacon_state;
 pub mod candidate_pow_receipt_root_record;
 pub mod casper_slashing;
-pub mod chain_config;
 pub mod crosslink_record;
 pub mod crystallized_state;
 pub mod deposit;
@@ -41,7 +40,6 @@ pub use crate::beacon_block::BeaconBlock;
 pub use crate::beacon_block_body::BeaconBlockBody;
 pub use crate::beacon_state::BeaconState;
 pub use crate::casper_slashing::CasperSlashing;
-pub use crate::chain_config::ChainConfig;
 pub use crate::crosslink_record::CrosslinkRecord;
 pub use crate::crystallized_state::CrystallizedState;
 pub use crate::deposit::Deposit;