diff --git a/packages/api/src/beacon/routes/beacon/index.ts b/packages/api/src/beacon/routes/beacon/index.ts
index 4354f086bd56..2e0326b3e13a 100644
--- a/packages/api/src/beacon/routes/beacon/index.ts
+++ b/packages/api/src/beacon/routes/beacon/index.ts
@@ -13,13 +13,6 @@ export {block, pool, state, rewards};
 
 export type {BlockHeaderResponse, BlockId} from "./block.js";
 export {BroadcastValidation} from "./block.js";
-export type {
-  AttestationsRewards,
-  BlockRewards,
-  IdealAttestationsReward,
-  SyncCommitteeRewards,
-  TotalAttestationsReward,
-} from "./rewards.js";
 // TODO: Review if re-exporting all these types is necessary
 export type {
   EpochCommitteeResponse,
diff --git a/packages/api/src/beacon/routes/beacon/pool.ts b/packages/api/src/beacon/routes/beacon/pool.ts
index ee43280d73bb..aa15390c2d97 100644
--- a/packages/api/src/beacon/routes/beacon/pool.ts
+++ b/packages/api/src/beacon/routes/beacon/pool.ts
@@ -2,6 +2,7 @@ import {ValueOf} from "@chainsafe/ssz";
 import {ChainForkConfig} from "@lodestar/config";
 import {ForkPostElectra, ForkPreElectra, isForkPostElectra} from "@lodestar/params";
 import {
+  ArrayOf,
   AttesterSlashing,
   CommitteeIndex,
   SingleAttestation,
@@ -12,7 +13,6 @@ import {
   ssz,
 } from "@lodestar/types";
 import {
-  ArrayOf,
   EmptyArgs,
   EmptyMeta,
   EmptyMetaCodec,
diff --git a/packages/api/src/beacon/routes/beacon/rewards.ts b/packages/api/src/beacon/routes/beacon/rewards.ts
index 4335b5886c95..1a2ba2310851 100644
--- a/packages/api/src/beacon/routes/beacon/rewards.ts
+++ b/packages/api/src/beacon/routes/beacon/rewards.ts
@@ -1,112 +1,20 @@
-import {ContainerType, ValueOf} from "@chainsafe/ssz";
 import {ChainForkConfig} from "@lodestar/config";
-import {Epoch, ssz} from "@lodestar/types";
-import {ArrayOf, JsonOnlyReq} from "../../../utils/codecs.js";
+import {
+  AttestationsRewards,
+  AttestationsRewardsType,
+  BlockRewards,
+  BlockRewardsType,
+  Epoch,
+  SyncCommitteeRewards,
+  SyncCommitteeRewardsType,
+} from "@lodestar/types";
+import {JsonOnlyReq} from "../../../utils/codecs.js";
 import {Endpoint, RouteDefinitions, Schema} from "../../../utils/index.js";
 import {ExecutionOptimisticAndFinalizedCodec, ExecutionOptimisticAndFinalizedMeta} from "../../../utils/metadata.js";
 import {fromValidatorIdsStr, toValidatorIdsStr} from "../../../utils/serdes.js";
 import {BlockArgs} from "./block.js";
 import {ValidatorId} from "./state.js";
 
-const BlockRewardsType = new ContainerType(
-  {
-    /** Proposer of the block, the proposer index who receives these rewards */
-    proposerIndex: ssz.ValidatorIndex,
-    /** Total block reward, equal to attestations + sync_aggregate + proposer_slashings + attester_slashings */
-    total: ssz.UintNum64,
-    /** Block reward component due to included attestations */
-    attestations: ssz.UintNum64,
-    /** Block reward component due to included sync_aggregate */
-    syncAggregate: ssz.UintNum64,
-    /** Block reward component due to included proposer_slashings */
-    proposerSlashings: ssz.UintNum64,
-    /** Block reward component due to included attester_slashings */
-    attesterSlashings: ssz.UintNum64,
-  },
-  {jsonCase: "eth2"}
-);
-
-const AttestationsRewardType = new ContainerType(
-  {
-    /** Reward for head vote. Could be negative to indicate penalty */
-    head: ssz.UintNum64,
-    /** Reward for target vote. Could be negative to indicate penalty */
-    target: ssz.UintNum64,
-    /** Reward for source vote. Could be negative to indicate penalty */
-    source: ssz.UintNum64,
-    /** Inclusion delay reward (phase0 only) */
-    inclusionDelay: ssz.UintNum64,
-    /** Inactivity penalty. Should be a negative number to indicate penalty */
-    inactivity: ssz.UintNum64,
-  },
-  {jsonCase: "eth2"}
-);
-
-const IdealAttestationsRewardsType = new ContainerType(
-  {
-    ...AttestationsRewardType.fields,
-    effectiveBalance: ssz.UintNum64,
-  },
-  {jsonCase: "eth2"}
-);
-
-const TotalAttestationsRewardsType = new ContainerType(
-  {
-    ...AttestationsRewardType.fields,
-    validatorIndex: ssz.ValidatorIndex,
-  },
-  {jsonCase: "eth2"}
-);
-
-const AttestationsRewardsType = new ContainerType(
-  {
-    idealRewards: ArrayOf(IdealAttestationsRewardsType),
-    totalRewards: ArrayOf(TotalAttestationsRewardsType),
-  },
-  {jsonCase: "eth2"}
-);
-
-const SyncCommitteeRewardsType = ArrayOf(
-  new ContainerType(
-    {
-      validatorIndex: ssz.ValidatorIndex,
-      reward: ssz.UintNum64,
-    },
-    {jsonCase: "eth2"}
-  )
-);
-
-/**
- * Rewards info for a single block. Every reward value is in Gwei.
- */
-export type BlockRewards = ValueOf<typeof BlockRewardsType>;
-
-/**
- * Rewards for a single set of (ideal or actual depending on usage) attestations. Reward value is in Gwei
- */
-export type AttestationsReward = ValueOf<typeof AttestationsRewardType>;
-
-/**
- * Rewards info for ideal attestations ie. Maximum rewards could be earned by making timely head, target and source vote.
- * `effectiveBalance` is in Gwei
- */
-export type IdealAttestationsReward = ValueOf<typeof IdealAttestationsRewardsType>;
-
-/**
- * Rewards info for actual attestations
- */
-export type TotalAttestationsReward = ValueOf<typeof TotalAttestationsRewardsType>;
-
-export type AttestationsRewards = ValueOf<typeof AttestationsRewardsType>;
-
-/**
- * Rewards info for sync committee participation. Every reward value is in Gwei.
- * Note: In the case that block proposer is present in `SyncCommitteeRewards`, the reward value only reflects rewards for
- * participating in sync committee. Please refer to `BlockRewards.syncAggregate` for rewards of proposer including sync committee
- * outputs into their block
- */
-export type SyncCommitteeRewards = ValueOf<typeof SyncCommitteeRewardsType>;
-
 export type Endpoints = {
   /**
    * Get block rewards
diff --git a/packages/api/src/beacon/routes/beacon/state.ts b/packages/api/src/beacon/routes/beacon/state.ts
index e2b05ae0dfab..79c82b7935c8 100644
--- a/packages/api/src/beacon/routes/beacon/state.ts
+++ b/packages/api/src/beacon/routes/beacon/state.ts
@@ -2,6 +2,7 @@ import {ContainerType, ValueOf} from "@chainsafe/ssz";
 import {ChainForkConfig} from "@lodestar/config";
 import {MAX_VALIDATORS_PER_COMMITTEE} from "@lodestar/params";
 import {
+  ArrayOf,
   CommitteeIndex,
   Epoch,
   RootHex,
@@ -13,7 +14,7 @@ import {
   phase0,
   ssz,
 } from "@lodestar/types";
-import {ArrayOf, JsonOnlyReq} from "../../../utils/codecs.js";
+import {JsonOnlyReq} from "../../../utils/codecs.js";
 import {Endpoint, RequestCodec, RouteDefinitions, Schema} from "../../../utils/index.js";
 import {
   ExecutionOptimisticAndFinalizedCodec,
diff --git a/packages/api/src/beacon/routes/config.ts b/packages/api/src/beacon/routes/config.ts
index 923070f432f9..a53b7878cc52 100644
--- a/packages/api/src/beacon/routes/config.ts
+++ b/packages/api/src/beacon/routes/config.ts
@@ -1,8 +1,7 @@
 import {ContainerType, ValueOf} from "@chainsafe/ssz";
 import {ChainForkConfig, SpecJson} from "@lodestar/config";
-import {ssz} from "@lodestar/types";
+import {ArrayOf, ssz} from "@lodestar/types";
 import {
-  ArrayOf,
   EmptyArgs,
   EmptyMeta,
   EmptyMetaCodec,
diff --git a/packages/api/src/beacon/routes/debug.ts b/packages/api/src/beacon/routes/debug.ts
index b9512564716c..bd09548534a7 100644
--- a/packages/api/src/beacon/routes/debug.ts
+++ b/packages/api/src/beacon/routes/debug.ts
@@ -1,8 +1,7 @@
 import {ContainerType, Type, ValueOf} from "@chainsafe/ssz";
 import {ChainForkConfig} from "@lodestar/config";
-import {BeaconState, StringType, fulu, ssz} from "@lodestar/types";
+import {ArrayOf, BeaconState, StringType, fulu, ssz} from "@lodestar/types";
 import {
-  ArrayOf,
   EmptyArgs,
   EmptyMeta,
   EmptyMetaCodec,
diff --git a/packages/api/src/beacon/routes/lodestar.ts b/packages/api/src/beacon/routes/lodestar.ts
index a75f5f333b0a..07cc45508862 100644
--- a/packages/api/src/beacon/routes/lodestar.ts
+++ b/packages/api/src/beacon/routes/lodestar.ts
@@ -1,8 +1,7 @@
 import {ContainerType, Type, ValueOf} from "@chainsafe/ssz";
 import {ChainForkConfig} from "@lodestar/config";
-import {BeaconState, Epoch, RootHex, Slot, ssz} from "@lodestar/types";
+import {ArrayOf, BeaconState, Epoch, RootHex, Slot, ssz} from "@lodestar/types";
 import {
-  ArrayOf,
   EmptyArgs,
   EmptyMeta,
   EmptyRequest,
diff --git a/packages/api/src/beacon/routes/node.ts b/packages/api/src/beacon/routes/node.ts
index 7b1b49593f23..8f96168d1eac 100644
--- a/packages/api/src/beacon/routes/node.ts
+++ b/packages/api/src/beacon/routes/node.ts
@@ -1,8 +1,7 @@
 import {ContainerType, OptionalType, ValueOf} from "@chainsafe/ssz";
 import {ChainForkConfig} from "@lodestar/config";
-import {StringType, fulu, ssz, stringType} from "@lodestar/types";
+import {ArrayOf, StringType, fulu, ssz, stringType} from "@lodestar/types";
 import {
-  ArrayOf,
   EmptyArgs,
   EmptyMeta,
   EmptyMetaCodec,
diff --git a/packages/api/src/beacon/routes/proof.ts b/packages/api/src/beacon/routes/proof.ts
index 5bdb863e4393..7190dbb5c37f 100644
--- a/packages/api/src/beacon/routes/proof.ts
+++ b/packages/api/src/beacon/routes/proof.ts
@@ -1,9 +1,8 @@
 import {CompactMultiProof, ProofType} from "@chainsafe/persistent-merkle-tree";
 import {ByteListType, ContainerType} from "@chainsafe/ssz";
 import {ChainForkConfig} from "@lodestar/config";
-import {ssz} from "@lodestar/types";
+import {ArrayOf, ssz} from "@lodestar/types";
 import {fromHex, toHex} from "@lodestar/utils";
-import {ArrayOf} from "../../utils/codecs.js";
 import {Endpoint, RouteDefinitions, Schema} from "../../utils/index.js";
 import {VersionCodec, VersionMeta} from "../../utils/metadata.js";
 
diff --git a/packages/api/src/beacon/routes/validator.ts b/packages/api/src/beacon/routes/validator.ts
index 0d2c0fa2a0cd..32a94959a71d 100644
--- a/packages/api/src/beacon/routes/validator.ts
+++ b/packages/api/src/beacon/routes/validator.ts
@@ -8,6 +8,7 @@ import {
   isForkPostElectra,
 } from "@lodestar/params";
 import {
+  ArrayOf,
   Attestation,
   BLSSignature,
   BeaconBlock,
@@ -28,7 +29,6 @@ import {
 } from "@lodestar/types";
 import {fromHex, toHex, toRootHex} from "@lodestar/utils";
 import {
-  ArrayOf,
   EmptyMeta,
   EmptyMetaCodec,
   EmptyResponseCodec,
diff --git a/packages/api/src/builder/routes.ts b/packages/api/src/builder/routes.ts
index db93da53fd93..edf7df6be4d7 100644
--- a/packages/api/src/builder/routes.ts
+++ b/packages/api/src/builder/routes.ts
@@ -1,6 +1,7 @@
 import {ChainForkConfig} from "@lodestar/config";
 import {ForkName, VALIDATOR_REGISTRY_LIMIT, isForkPostDeneb} from "@lodestar/params";
 import {
+  ArrayOf,
   BLSPubkey,
   ExecutionPayload,
   ExecutionPayloadAndBlobsBundle,
@@ -14,7 +15,6 @@ import {
 } from "@lodestar/types";
 import {fromHex, toPubkeyHex, toRootHex} from "@lodestar/utils";
 import {
-  ArrayOf,
   EmptyArgs,
   EmptyMeta,
   EmptyRequest,
diff --git a/packages/api/src/utils/codecs.ts b/packages/api/src/utils/codecs.ts
index fad6396af085..24fbacb4437d 100644
--- a/packages/api/src/utils/codecs.ts
+++ b/packages/api/src/utils/codecs.ts
@@ -1,4 +1,4 @@
-import {ArrayType, ListBasicType, ListCompositeType, Type, isBasicType, isCompositeType} from "@chainsafe/ssz";
+import {Type} from "@chainsafe/ssz";
 import {ForkName} from "@lodestar/params";
 import {objectToExpectedCase} from "@lodestar/utils";
 import {
@@ -68,16 +68,6 @@ export const EmptyResponseCodec: ResponseCodec<EmptyResponseEndpoint> = {
   isEmpty: true,
 };
 
-export function ArrayOf<T>(elementType: Type<T>, limit = Infinity): ArrayType<Type<T>, unknown, unknown> {
-  if (isCompositeType(elementType)) {
-    return new ListCompositeType(elementType, limit) as unknown as ArrayType<Type<T>, unknown, unknown>;
-  }
-  if (isBasicType(elementType)) {
-    return new ListBasicType(elementType, limit) as unknown as ArrayType<Type<T>, unknown, unknown>;
-  }
-  throw Error(`Unknown type ${elementType.typeName}`);
-}
-
 export function WithMeta<T, M extends {version: ForkName}>(getType: (m: M) => Type<T>): ResponseDataCodec<T, M> {
   return {
     toJson: (data, meta: M) => getType(meta).toJson(data),
diff --git a/packages/beacon-node/src/chain/chain.ts b/packages/beacon-node/src/chain/chain.ts
index c8b8dade5cd1..3c880f80060b 100644
--- a/packages/beacon-node/src/chain/chain.ts
+++ b/packages/beacon-node/src/chain/chain.ts
@@ -14,23 +14,29 @@ import {
   EpochShuffling,
   Index2PubkeyCache,
   computeAnchorCheckpoint,
+  computeAttestationsRewards,
+  computeBlockRewards,
   computeEndSlotAtEpoch,
   computeEpochAtSlot,
   computeStartSlotAtEpoch,
+  computeSyncCommitteeRewards,
   getEffectiveBalanceIncrementsZeroInactive,
   getEffectiveBalancesFromStateBytes,
   processSlots,
 } from "@lodestar/state-transition";
 import {
+  AttestationsRewards,
   BeaconBlock,
   BlindedBeaconBlock,
   BlindedBeaconBlockBody,
+  BlockRewards,
   Epoch,
   Root,
   RootHex,
   SignedBeaconBlock,
   Slot,
   Status,
+  SyncCommitteeRewards,
   UintNum64,
   ValidatorIndex,
   Wei,
@@ -77,9 +83,6 @@ import {AssembledBlockType, BlockType, ProduceResult} from "./produceBlock/index
 import {BlockAttributes, produceBlockBody, produceCommonBlockBody} from "./produceBlock/produceBlockBody.js";
 import {QueuedStateRegenerator, RegenCaller} from "./regen/index.js";
 import {ReprocessController} from "./reprocess.js";
-import {AttestationsRewards, computeAttestationsRewards} from "./rewards/attestationsRewards.js";
-import {BlockRewards, computeBlockRewards} from "./rewards/blockRewards.js";
-import {SyncCommitteeRewards, computeSyncCommitteeRewards} from "./rewards/syncCommitteeRewards.js";
 import {
   SeenAggregators,
   SeenAttesters,
diff --git a/packages/beacon-node/src/chain/interface.ts b/packages/beacon-node/src/chain/interface.ts
index 5b51be3b9acb..938a15e29dc9 100644
--- a/packages/beacon-node/src/chain/interface.ts
+++ b/packages/beacon-node/src/chain/interface.ts
@@ -9,14 +9,17 @@ import {
   Index2PubkeyCache,
 } from "@lodestar/state-transition";
 import {
+  AttestationsRewards,
   BeaconBlock,
   BlindedBeaconBlock,
+  BlockRewards,
   Epoch,
   Root,
   RootHex,
   SignedBeaconBlock,
   Slot,
   Status,
+  SyncCommitteeRewards,
   UintNum64,
   ValidatorIndex,
   Wei,
@@ -48,9 +51,6 @@ import {IChainOptions} from "./options.js";
 import {AssembledBlockType, BlockAttributes, BlockType, ProduceResult} from "./produceBlock/produceBlockBody.js";
 import {IStateRegenerator, RegenCaller} from "./regen/index.js";
 import {ReprocessController} from "./reprocess.js";
-import {AttestationsRewards} from "./rewards/attestationsRewards.js";
-import {BlockRewards} from "./rewards/blockRewards.js";
-import {SyncCommitteeRewards} from "./rewards/syncCommitteeRewards.js";
 import {
   SeenAggregators,
   SeenAttesters,
diff --git a/packages/state-transition/src/index.ts b/packages/state-transition/src/index.ts
index d06cfe676774..67ae559fe138 100644
--- a/packages/state-transition/src/index.ts
+++ b/packages/state-transition/src/index.ts
@@ -40,6 +40,7 @@ export {
 export * from "./constants/index.js";
 export type {EpochTransitionStep} from "./epoch/index.js";
 export {type BeaconStateTransitionMetrics, getMetrics} from "./metrics.js";
+export * from "./rewards/index.js";
 export * from "./signatureSets/index.js";
 export * from "./stateTransition.js";
 export type {
diff --git a/packages/beacon-node/src/chain/rewards/attestationsRewards.ts b/packages/state-transition/src/rewards/attestationsRewards.ts
similarity index 94%
rename from packages/beacon-node/src/chain/rewards/attestationsRewards.ts
rename to packages/state-transition/src/rewards/attestationsRewards.ts
index 7e53b4d943d5..8bdbd40aa78e 100644
--- a/packages/beacon-node/src/chain/rewards/attestationsRewards.ts
+++ b/packages/state-transition/src/rewards/attestationsRewards.ts
@@ -1,5 +1,4 @@
 import {PubkeyIndexMap} from "@chainsafe/pubkey-index-map";
-import {routes} from "@lodestar/api";
 import {BeaconConfig} from "@lodestar/config";
 import {
   EFFECTIVE_BALANCE_INCREMENT,
@@ -14,24 +13,19 @@ import {
   WEIGHT_DENOMINATOR,
   isForkPostElectra,
 } from "@lodestar/params";
+import {AttestationsRewards, IdealAttestationsReward, TotalAttestationsReward, ValidatorIndex} from "@lodestar/types";
+import {fromHex} from "@lodestar/utils";
+import {EpochTransitionCache, beforeProcessEpoch} from "../cache/epochTransitionCache.js";
+import {CachedBeaconStateAllForks, CachedBeaconStateAltair} from "../types.js";
 import {
-  CachedBeaconStateAllForks,
-  CachedBeaconStateAltair,
-  EpochTransitionCache,
   FLAG_ELIGIBLE_ATTESTER,
   FLAG_PREV_HEAD_ATTESTER_UNSLASHED,
   FLAG_PREV_SOURCE_ATTESTER_UNSLASHED,
   FLAG_PREV_TARGET_ATTESTER_UNSLASHED,
-  beforeProcessEpoch,
   hasMarkers,
   isInInactivityLeak,
-} from "@lodestar/state-transition";
-import {ValidatorIndex} from "@lodestar/types";
-import {fromHex} from "@lodestar/utils";
+} from "../util/index.js";
 
-export type AttestationsRewards = routes.beacon.AttestationsRewards;
-type IdealAttestationsReward = routes.beacon.IdealAttestationsReward;
-type TotalAttestationsReward = routes.beacon.TotalAttestationsReward;
 /** Attestations penalty with respect to effective balance in Gwei */
 type AttestationsPenalty = {target: number; source: number; effectiveBalance: number};
 
diff --git a/packages/beacon-node/src/chain/rewards/blockRewards.ts b/packages/state-transition/src/rewards/blockRewards.ts
similarity index 94%
rename from packages/beacon-node/src/chain/rewards/blockRewards.ts
rename to packages/state-transition/src/rewards/blockRewards.ts
index 3bdc7910423f..3dacd0eb915c 100644
--- a/packages/beacon-node/src/chain/rewards/blockRewards.ts
+++ b/packages/state-transition/src/rewards/blockRewards.ts
@@ -1,4 +1,3 @@
-import {routes} from "@lodestar/api";
 import {BeaconConfig} from "@lodestar/config";
 import {
   ForkName,
@@ -6,16 +5,11 @@ import {
   WHISTLEBLOWER_REWARD_QUOTIENT_ELECTRA,
   isForkPostElectra,
 } from "@lodestar/params";
-import {
-  CachedBeaconStateAllForks,
-  CachedBeaconStateAltair,
-  CachedBeaconStatePhase0,
-  getAttesterSlashableIndices,
-  processAttestationsAltair,
-} from "@lodestar/state-transition";
-import {BeaconBlock, altair, phase0} from "@lodestar/types";
-
-export type BlockRewards = routes.beacon.BlockRewards;
+import {BeaconBlock, BlockRewards, altair, phase0} from "@lodestar/types";
+import {processAttestationsAltair} from "../block/processAttestationsAltair.js";
+import {CachedBeaconStateAllForks, CachedBeaconStateAltair, CachedBeaconStatePhase0} from "../cache/stateCache.js";
+import {getAttesterSlashableIndices} from "../util/attestation.js";
+
 type SubRewardValue = number; // All reward values should be integer
 
 /**
diff --git a/packages/state-transition/src/rewards/index.ts b/packages/state-transition/src/rewards/index.ts
new file mode 100644
index 000000000000..a667a28fe799
--- /dev/null
+++ b/packages/state-transition/src/rewards/index.ts
@@ -0,0 +1,3 @@
+export * from "./attestationsRewards.js";
+export * from "./blockRewards.js";
+export * from "./syncCommitteeRewards.js";
diff --git a/packages/beacon-node/src/chain/rewards/syncCommitteeRewards.ts b/packages/state-transition/src/rewards/syncCommitteeRewards.ts
similarity index 88%
rename from packages/beacon-node/src/chain/rewards/syncCommitteeRewards.ts
rename to packages/state-transition/src/rewards/syncCommitteeRewards.ts
index caba0881770e..0f4332929f70 100644
--- a/packages/beacon-node/src/chain/rewards/syncCommitteeRewards.ts
+++ b/packages/state-transition/src/rewards/syncCommitteeRewards.ts
@@ -1,10 +1,9 @@
-import {routes} from "@lodestar/api";
 import {BeaconConfig} from "@lodestar/config";
 import {ForkName, SYNC_COMMITTEE_SIZE} from "@lodestar/params";
-import {CachedBeaconStateAllForks, CachedBeaconStateAltair, Index2PubkeyCache} from "@lodestar/state-transition";
-import {BeaconBlock, ValidatorIndex, altair} from "@lodestar/types";
+import {BeaconBlock, SyncCommitteeRewards, ValidatorIndex, altair} from "@lodestar/types";
+import {Index2PubkeyCache} from "../cache/pubkeyCache.js";
+import {CachedBeaconStateAllForks, CachedBeaconStateAltair} from "../cache/stateCache.js";
 
-export type SyncCommitteeRewards = routes.beacon.SyncCommitteeRewards;
 type BalanceRecord = {val: number}; // Use val for convenient way to increment/decrement balance
 
 export async function computeSyncCommitteeRewards(
diff --git a/packages/beacon-node/test/unit/chain/rewards/blockRewards.test.ts b/packages/state-transition/test/unit/rewards/blockRewards.test.ts
similarity index 92%
rename from packages/beacon-node/test/unit/chain/rewards/blockRewards.test.ts
rename to packages/state-transition/test/unit/rewards/blockRewards.test.ts
index 67502b2f00d4..522e494c51d9 100644
--- a/packages/beacon-node/test/unit/chain/rewards/blockRewards.test.ts
+++ b/packages/state-transition/test/unit/rewards/blockRewards.test.ts
@@ -2,19 +2,13 @@ import {describe, expect, it, vi} from "vitest";
 import {createBeaconConfig} from "@lodestar/config";
 import {chainConfig as chainConfigDef} from "@lodestar/config/default";
 import {SYNC_COMMITTEE_SIZE} from "@lodestar/params";
-import {
-  CachedBeaconStateAllForks,
-  DataAvailabilityStatus,
-  ExecutionPayloadStatus,
-  stateTransition,
-} from "@lodestar/state-transition";
 import {ssz} from "@lodestar/types";
-import {BlockAltairOpts, getBlockAltair} from "../../../../../state-transition/test/perf/block/util.js";
-import {
-  cachedStateAltairPopulateCaches,
-  generatePerfTestCachedStateAltair,
-} from "../../../../../state-transition/test/perf/util.js";
-import {computeBlockRewards} from "../../../../src/chain/rewards/blockRewards.js";
+import {DataAvailabilityStatus, ExecutionPayloadStatus} from "../../../src/block/externalData.js";
+import {computeBlockRewards} from "../../../src/rewards/blockRewards.js";
+import {stateTransition} from "../../../src/stateTransition.js";
+import {CachedBeaconStateAllForks} from "../../../src/types.js";
+import {BlockAltairOpts, getBlockAltair} from "../../perf/block/util.js";
+import {cachedStateAltairPopulateCaches, generatePerfTestCachedStateAltair} from "../../perf/util.js";
 
 describe("chain / rewards / blockRewards", () => {
   const config = createBeaconConfig({...chainConfigDef, ALTAIR_FORK_EPOCH: 0}, Buffer.alloc(32, 0xaa));
diff --git a/packages/types/src/index.ts b/packages/types/src/index.ts
index 3f907e3c26a7..a097a091fca7 100644
--- a/packages/types/src/index.ts
+++ b/packages/types/src/index.ts
@@ -5,6 +5,8 @@ import * as ssz from "./sszTypes.js";
 import {sszTypesFor} from "./sszTypes.js";
 export {sszTypesFor, SSZTypesFor, ssz};
 
+export * from "./rewards.js";
+export * from "./utils/array.js";
 // Container utils
 export * from "./utils/container.js";
 export {ExecutionAddressType} from "./utils/executionAddress.js";
diff --git a/packages/types/src/rewards.ts b/packages/types/src/rewards.ts
new file mode 100644
index 000000000000..68a70231006c
--- /dev/null
+++ b/packages/types/src/rewards.ts
@@ -0,0 +1,102 @@
+import {ContainerType, ValueOf} from "@chainsafe/ssz";
+import {UintNum64, ValidatorIndex} from "./sszTypes.js";
+import {ArrayOf} from "./utils/array.js";
+
+export const BlockRewardsType = new ContainerType(
+  {
+    /** Proposer of the block, the proposer index who receives these rewards */
+    proposerIndex: ValidatorIndex,
+    /** Total block reward, equal to attestations + sync_aggregate + proposer_slashings + attester_slashings */
+    total: UintNum64,
+    /** Block reward component due to included attestations */
+    attestations: UintNum64,
+    /** Block reward component due to included sync_aggregate */
+    syncAggregate: UintNum64,
+    /** Block reward component due to included proposer_slashings */
+    proposerSlashings: UintNum64,
+    /** Block reward component due to included attester_slashings */
+    attesterSlashings: UintNum64,
+  },
+  {jsonCase: "eth2"}
+);
+
+export const AttestationsRewardType = new ContainerType(
+  {
+    /** Reward for head vote. Could be negative to indicate penalty */
+    head: UintNum64,
+    /** Reward for target vote. Could be negative to indicate penalty */
+    target: UintNum64,
+    /** Reward for source vote. Could be negative to indicate penalty */
+    source: UintNum64,
+    /** Inclusion delay reward (phase0 only) */
+    inclusionDelay: UintNum64,
+    /** Inactivity penalty. Should be a negative number to indicate penalty */
+    inactivity: UintNum64,
+  },
+  {jsonCase: "eth2"}
+);
+
+export const IdealAttestationsRewardsType = new ContainerType(
+  {
+    ...AttestationsRewardType.fields,
+    effectiveBalance: UintNum64,
+  },
+  {jsonCase: "eth2"}
+);
+
+export const TotalAttestationsRewardsType = new ContainerType(
+  {
+    ...AttestationsRewardType.fields,
+    validatorIndex: ValidatorIndex,
+  },
+  {jsonCase: "eth2"}
+);
+
+export const AttestationsRewardsType = new ContainerType(
+  {
+    idealRewards: ArrayOf(IdealAttestationsRewardsType),
+    totalRewards: ArrayOf(TotalAttestationsRewardsType),
+  },
+  {jsonCase: "eth2"}
+);
+
+export const SyncCommitteeRewardsType = ArrayOf(
+  new ContainerType(
+    {
+      validatorIndex: ValidatorIndex,
+      reward: UintNum64,
+    },
+    {jsonCase: "eth2"}
+  )
+);
+
+/**
+ * Rewards info for a single block. Every reward value is in Gwei.
+ */
+export type BlockRewards = ValueOf<typeof BlockRewardsType>;
+
+/**
+ * Rewards for a single set of (ideal or actual depending on usage) attestations. Reward value is in Gwei
+ */
+export type AttestationsReward = ValueOf<typeof AttestationsRewardType>;
+
+/**
+ * Rewards info for ideal attestations ie. Maximum rewards could be earned by making timely head, target and source vote.
+ * `effectiveBalance` is in Gwei
+ */
+export type IdealAttestationsReward = ValueOf<typeof IdealAttestationsRewardsType>;
+
+/**
+ * Rewards info for actual attestations
+ */
+export type TotalAttestationsReward = ValueOf<typeof TotalAttestationsRewardsType>;
+
+export type AttestationsRewards = ValueOf<typeof AttestationsRewardsType>;
+
+/**
+ * Rewards info for sync committee participation. Every reward value is in Gwei.
+ * Note: In the case that block proposer is present in `SyncCommitteeRewards`, the reward value only reflects rewards for
+ * participating in sync committee. Please refer to `BlockRewards.syncAggregate` for rewards of proposer including sync committee
+ * outputs into their block
+ */
+export type SyncCommitteeRewards = ValueOf<typeof SyncCommitteeRewardsType>;
diff --git a/packages/types/src/utils/array.ts b/packages/types/src/utils/array.ts
new file mode 100644
index 000000000000..0fb368013852
--- /dev/null
+++ b/packages/types/src/utils/array.ts
@@ -0,0 +1,11 @@
+import {ArrayType, ListBasicType, ListCompositeType, Type, isBasicType, isCompositeType} from "@chainsafe/ssz";
+
+export function ArrayOf<T>(elementType: Type<T>, limit = Infinity): ArrayType<Type<T>, unknown, unknown> {
+  if (isCompositeType(elementType)) {
+    return new ListCompositeType(elementType, limit) as unknown as ArrayType<Type<T>, unknown, unknown>;
+  }
+  if (isBasicType(elementType)) {
+    return new ListBasicType(elementType, limit) as unknown as ArrayType<Type<T>, unknown, unknown>;
+  }
+  throw Error(`Unknown type ${elementType.typeName}`);
+}