diff --git a/node/builder.go b/node/builder.go
index ce00fc18d9d..54e58e28af1 100644
--- a/node/builder.go
+++ b/node/builder.go
@@ -436,6 +436,8 @@ var MinerNode = Options(
 	Override(new(dtypes.GetSealingConfigFunc), modules.NewGetSealConfigFunc),
 	Override(new(dtypes.SetExpectedSealDurationFunc), modules.NewSetExpectedSealDurationFunc),
 	Override(new(dtypes.GetExpectedSealDurationFunc), modules.NewGetExpectedSealDurationFunc),
+	Override(new(dtypes.SetMaxDealStartDelayFunc), modules.NewSetMaxDealStartDelayFunc),
+	Override(new(dtypes.GetMaxDealStartDelayFunc), modules.NewGetMaxDealStartDelayFunc),
 )
 
 // Online sets up basic libp2p node
diff --git a/node/config/def.go b/node/config/def.go
index 407eb8ad6b7..5c2c8de03f8 100644
--- a/node/config/def.go
+++ b/node/config/def.go
@@ -58,6 +58,8 @@ type DealmakingConfig struct {
 	ConsiderUnverifiedStorageDeals bool
 	PieceCidBlocklist              []cid.Cid
 	ExpectedSealDuration           Duration
+	// Maximum amount of time proposed deal StartEpoch can be in future
+	MaxDealStartDelay Duration
 	// The amount of time to wait for more deals to arrive before
 	// publishing
 	PublishMsgPeriod Duration
@@ -320,6 +322,7 @@ func DefaultStorageMiner() *StorageMiner {
 			ConsiderUnverifiedStorageDeals: true,
 			PieceCidBlocklist:              []cid.Cid{},
 			// TODO: It'd be nice to set this based on sector size
+			MaxDealStartDelay:               Duration(time.Hour * 24 * 14),
 			ExpectedSealDuration:            Duration(time.Hour * 24),
 			PublishMsgPeriod:                Duration(time.Hour),
 			MaxDealsPerPublishMsg:           8,
diff --git a/node/modules/dtypes/miner.go b/node/modules/dtypes/miner.go
index 16af48add62..5c8abf3ff79 100644
--- a/node/modules/dtypes/miner.go
+++ b/node/modules/dtypes/miner.go
@@ -88,5 +88,8 @@ type SetExpectedSealDurationFunc func(time.Duration) error
 // too determine how long sealing is expected to take
 type GetExpectedSealDurationFunc func() (time.Duration, error)
 
+type SetMaxDealStartDelayFunc func(time.Duration) error
+type GetMaxDealStartDelayFunc func() (time.Duration, error)
+
 type StorageDealFilter func(ctx context.Context, deal storagemarket.MinerDeal) (bool, string, error)
 type RetrievalDealFilter func(ctx context.Context, deal retrievalmarket.ProviderDealState) (bool, string, error)
diff --git a/node/modules/storageminer.go b/node/modules/storageminer.go
index 3a28d5c85a6..715fb9a2be0 100644
--- a/node/modules/storageminer.go
+++ b/node/modules/storageminer.go
@@ -59,7 +59,6 @@ import (
 	"github.com/filecoin-project/lotus/api/v1api"
 	"github.com/filecoin-project/lotus/blockstore"
 	"github.com/filecoin-project/lotus/build"
-	"github.com/filecoin-project/lotus/chain/actors/builtin"
 	"github.com/filecoin-project/lotus/chain/actors/builtin/miner"
 	"github.com/filecoin-project/lotus/chain/gen"
 	"github.com/filecoin-project/lotus/chain/gen/slashfilter"
@@ -486,6 +485,7 @@ func BasicDealFilter(user dtypes.StorageDealFilter) func(onlineOk dtypes.Conside
 	unverifiedOk dtypes.ConsiderUnverifiedStorageDealsConfigFunc,
 	blocklistFunc dtypes.StorageDealPieceCidBlocklistConfigFunc,
 	expectedSealTimeFunc dtypes.GetExpectedSealDurationFunc,
+	startDelay dtypes.GetMaxDealStartDelayFunc,
 	spn storagemarket.StorageProviderNode) dtypes.StorageDealFilter {
 	return func(onlineOk dtypes.ConsiderOnlineStorageDealsConfigFunc,
 		offlineOk dtypes.ConsiderOfflineStorageDealsConfigFunc,
@@ -493,6 +493,7 @@ func BasicDealFilter(user dtypes.StorageDealFilter) func(onlineOk dtypes.Conside
 		unverifiedOk dtypes.ConsiderUnverifiedStorageDealsConfigFunc,
 		blocklistFunc dtypes.StorageDealPieceCidBlocklistConfigFunc,
 		expectedSealTimeFunc dtypes.GetExpectedSealDurationFunc,
+		startDelay dtypes.GetMaxDealStartDelayFunc,
 		spn storagemarket.StorageProviderNode) dtypes.StorageDealFilter {
 
 		return func(ctx context.Context, deal storagemarket.MinerDeal) (bool, string, error) {
@@ -564,9 +565,14 @@ func BasicDealFilter(user dtypes.StorageDealFilter) func(onlineOk dtypes.Conside
 				return false, fmt.Sprintf("cannot seal a sector before %s", deal.Proposal.StartEpoch), nil
 			}
 
+			sd, err := startDelay()
+			if err != nil {
+				return false, "miner error", err
+			}
+
 			// Reject if it's more than 7 days in the future
 			// TODO: read from cfg
-			maxStartEpoch := earliest + abi.ChainEpoch(7*builtin.SecondsInDay/build.BlockDelaySecs)
+			maxStartEpoch := earliest + abi.ChainEpoch(uint64(sd.Seconds())/build.BlockDelaySecs)
 			if deal.Proposal.StartEpoch > maxStartEpoch {
 				return false, fmt.Sprintf("deal start epoch is too far in the future: %s > %s", deal.Proposal.StartEpoch, maxStartEpoch), nil
 			}
@@ -898,6 +904,24 @@ func NewGetExpectedSealDurationFunc(r repo.LockedRepo) (dtypes.GetExpectedSealDu
 	}, nil
 }
 
+func NewSetMaxDealStartDelayFunc(r repo.LockedRepo) (dtypes.SetMaxDealStartDelayFunc, error) {
+	return func(delay time.Duration) (err error) {
+		err = mutateCfg(r, func(cfg *config.StorageMiner) {
+			cfg.Dealmaking.MaxDealStartDelay = config.Duration(delay)
+		})
+		return
+	}, nil
+}
+
+func NewGetMaxDealStartDelayFunc(r repo.LockedRepo) (dtypes.GetMaxDealStartDelayFunc, error) {
+	return func() (out time.Duration, err error) {
+		err = readCfg(r, func(cfg *config.StorageMiner) {
+			out = time.Duration(cfg.Dealmaking.MaxDealStartDelay)
+		})
+		return
+	}, nil
+}
+
 func readCfg(r repo.LockedRepo, accessor func(*config.StorageMiner)) error {
 	raw, err := r.Config()
 	if err != nil {