diff --git a/acl/convert.go b/acl/convert.go
index 342c110..0cf455c 100644
--- a/acl/convert.go
+++ b/acl/convert.go
@@ -2,6 +2,8 @@ package acl
 
 import (
 	acl "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/acl/grpc"
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/ape"
+	apeGRPC "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/ape/grpc"
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
 	refsGRPC "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs/grpc"
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/grpc"
@@ -418,6 +420,54 @@ func (l *TokenLifetime) FromGRPCMessage(m grpc.Message) error {
 	return nil
 }
 
+func (c *APEOverride) ToGRPCMessage() grpc.Message {
+	var m *acl.BearerToken_Body_APEOverride
+
+	if c != nil {
+		m = new(acl.BearerToken_Body_APEOverride)
+
+		m.SetTarget(c.target.ToGRPCMessage().(*apeGRPC.ChainTarget))
+
+		if len(c.chains) > 0 {
+			apeChains := make([]*apeGRPC.Chain, len(c.chains))
+			for i := range c.chains {
+				apeChains[i] = c.chains[i].ToGRPCMessage().(*apeGRPC.Chain)
+			}
+			m.SetChains(apeChains)
+		}
+	}
+
+	return m
+}
+
+func (c *APEOverride) FromGRPCMessage(m grpc.Message) error {
+	v, ok := m.(*acl.BearerToken_Body_APEOverride)
+	if !ok {
+		return message.NewUnexpectedMessageType(m, v)
+	}
+
+	if targetGRPC := v.GetTarget(); targetGRPC != nil {
+		if c.target == nil {
+			c.target = new(ape.ChainTarget)
+		}
+		if err := c.target.FromGRPCMessage(v.GetTarget()); err != nil {
+			return err
+		}
+	}
+
+	if apeChains := v.GetChains(); len(apeChains) > 0 {
+		c.chains = make([]*ape.Chain, len(apeChains))
+		for i := range apeChains {
+			c.chains[i] = new(ape.Chain)
+			if err := c.chains[i].FromGRPCMessage(apeChains[i]); err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}
+
 func (bt *BearerTokenBody) ToGRPCMessage() grpc.Message {
 	var m *acl.BearerToken_Body
 
@@ -428,6 +478,7 @@ func (bt *BearerTokenBody) ToGRPCMessage() grpc.Message {
 		m.SetLifetime(bt.lifetime.ToGRPCMessage().(*acl.BearerToken_Body_TokenLifetime))
 		m.SetEaclTable(bt.eacl.ToGRPCMessage().(*acl.EACLTable))
 		m.SetAllowImpersonate(bt.impersonate)
+		m.SetAPEOverride(bt.apeOverride.ToGRPCMessage().(*acl.BearerToken_Body_APEOverride))
 	}
 
 	return m
@@ -477,7 +528,19 @@ func (bt *BearerTokenBody) FromGRPCMessage(m grpc.Message) error {
 			bt.eacl = new(Table)
 		}
 
-		err = bt.eacl.FromGRPCMessage(eacl)
+		if err = bt.eacl.FromGRPCMessage(eacl); err != nil {
+			return err
+		}
+	}
+
+	if apeOverrideGRPC := v.GetApeOverride(); apeOverrideGRPC != nil {
+		if bt.apeOverride == nil {
+			bt.apeOverride = new(APEOverride)
+		}
+		err = bt.apeOverride.FromGRPCMessage(apeOverrideGRPC)
+		if err != nil {
+			return err
+		}
 	}
 
 	bt.impersonate = v.GetAllowImpersonate()
diff --git a/acl/grpc/types.go b/acl/grpc/types.go
index ce50e2f..fbcbb91 100644
--- a/acl/grpc/types.go
+++ b/acl/grpc/types.go
@@ -1,6 +1,7 @@
 package acl
 
 import (
+	ape "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/ape/grpc"
 	refs "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs/grpc"
 )
 
@@ -74,6 +75,18 @@ func (m *BearerToken_Body) SetEaclTable(v *EACLTable) {
 	m.EaclTable = v
 }
 
+func (m *BearerToken_Body) SetAPEOverride(v *BearerToken_Body_APEOverride) {
+	m.ApeOverride = v
+}
+
+func (m *BearerToken_Body_APEOverride) SetChains(v []*ape.Chain) {
+	m.Chains = v
+}
+
+func (m *BearerToken_Body_APEOverride) SetTarget(v *ape.ChainTarget) {
+	m.Target = v
+}
+
 // SetOwnerId sets identifier of the bearer token owner.
 func (m *BearerToken_Body) SetOwnerId(v *refs.OwnerID) {
 	m.OwnerId = v
diff --git a/acl/grpc/types.pb.go b/acl/grpc/types.pb.go
index 1b57b1a..aec449c 100644
--- a/acl/grpc/types.pb.go
+++ b/acl/grpc/types.pb.go
@@ -7,6 +7,7 @@
 package acl
 
 import (
+	grpc1 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/ape/grpc"
 	grpc "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs/grpc"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
@@ -707,6 +708,8 @@ type BearerToken_Body struct {
 	// container. If it contains `container_id` field, bearer token is only
 	// valid for this specific container. Otherwise, any container of the same
 	// owner is allowed.
+	//
+	// Deprecated: eACL tables are no longer relevant - `APEOverrides` should be used instead.
 	EaclTable *EACLTable `protobuf:"bytes,1,opt,name=eacl_table,json=eaclTable,proto3" json:"eacl_table,omitempty"`
 	// `OwnerID` defines to whom the token was issued. It must match the request
 	// originator's `OwnerID`. If empty, any token bearer will be accepted.
@@ -716,6 +719,8 @@ type BearerToken_Body struct {
 	// AllowImpersonate flag to consider token signer as request owner.
 	// If this field is true extended ACL table in token body isn't processed.
 	AllowImpersonate bool `protobuf:"varint,4,opt,name=allow_impersonate,json=allowImpersonate,proto3" json:"allow_impersonate,omitempty"`
+	// APE override for the target.
+	ApeOverride *BearerToken_Body_APEOverride `protobuf:"bytes,5,opt,name=ape_override,json=apeOverride,proto3" json:"ape_override,omitempty"`
 }
 
 func (x *BearerToken_Body) Reset() {
@@ -778,6 +783,13 @@ func (x *BearerToken_Body) GetAllowImpersonate() bool {
 	return false
 }
 
+func (x *BearerToken_Body) GetApeOverride() *BearerToken_Body_APEOverride {
+	if x != nil {
+		return x.ApeOverride
+	}
+	return nil
+}
+
 // Lifetime parameters of the token. Field names taken from
 // [rfc7519](https://tools.ietf.org/html/rfc7519).
 type BearerToken_Body_TokenLifetime struct {
@@ -846,113 +858,189 @@ func (x *BearerToken_Body_TokenLifetime) GetIat() uint64 {
 	return 0
 }
 
+// APEOverride is the list of APE chains defined for a target.
+// These chains are meant to serve as overrides to the already defined (or even undefined)
+// APE chains for the target (see contract `Policy`).
+//
+// The server-side processing of the bearer token with set APE overrides must verify if a client is permitted
+// to override chains for the target, preventing unauthorized access through the APE mechanism.
+type BearerToken_Body_APEOverride struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// Target for which chains are applied.
+	Target *grpc1.ChainTarget `protobuf:"bytes,1,opt,name=target,proto3" json:"target,omitempty"`
+	// The list of APE chains.
+	Chains []*grpc1.Chain `protobuf:"bytes,2,rep,name=chains,proto3" json:"chains,omitempty"`
+}
+
+func (x *BearerToken_Body_APEOverride) Reset() {
+	*x = BearerToken_Body_APEOverride{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_acl_grpc_types_proto_msgTypes[7]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BearerToken_Body_APEOverride) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BearerToken_Body_APEOverride) ProtoMessage() {}
+
+func (x *BearerToken_Body_APEOverride) ProtoReflect() protoreflect.Message {
+	mi := &file_acl_grpc_types_proto_msgTypes[7]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BearerToken_Body_APEOverride.ProtoReflect.Descriptor instead.
+func (*BearerToken_Body_APEOverride) Descriptor() ([]byte, []int) {
+	return file_acl_grpc_types_proto_rawDescGZIP(), []int{2, 0, 1}
+}
+
+func (x *BearerToken_Body_APEOverride) GetTarget() *grpc1.ChainTarget {
+	if x != nil {
+		return x.Target
+	}
+	return nil
+}
+
+func (x *BearerToken_Body_APEOverride) GetChains() []*grpc1.Chain {
+	if x != nil {
+		return x.Chains
+	}
+	return nil
+}
+
 var File_acl_grpc_types_proto protoreflect.FileDescriptor
 
 var file_acl_grpc_types_proto_rawDesc = []byte{
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+	0x6f, 0x6c, 0x65, 0x12, 0x14, 0x0a, 0x10, 0x52, 0x4f, 0x4c, 0x45, 0x5f, 0x55, 0x4e, 0x53, 0x50,
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+	0x52, 0x10, 0x01, 0x12, 0x0a, 0x0a, 0x06, 0x53, 0x59, 0x53, 0x54, 0x45, 0x4d, 0x10, 0x02, 0x12,
+	0x0a, 0x0a, 0x06, 0x4f, 0x54, 0x48, 0x45, 0x52, 0x53, 0x10, 0x03, 0x2a, 0x4f, 0x0a, 0x09, 0x4d,
+	0x61, 0x74, 0x63, 0x68, 0x54, 0x79, 0x70, 0x65, 0x12, 0x1a, 0x0a, 0x16, 0x4d, 0x41, 0x54, 0x43,
+	0x48, 0x5f, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x55, 0x4e, 0x53, 0x50, 0x45, 0x43, 0x49, 0x46, 0x49,
+	0x45, 0x44, 0x10, 0x00, 0x12, 0x10, 0x0a, 0x0c, 0x53, 0x54, 0x52, 0x49, 0x4e, 0x47, 0x5f, 0x45,
+	0x51, 0x55, 0x41, 0x4c, 0x10, 0x01, 0x12, 0x14, 0x0a, 0x10, 0x53, 0x54, 0x52, 0x49, 0x4e, 0x47,
+	0x5f, 0x4e, 0x4f, 0x54, 0x5f, 0x45, 0x51, 0x55, 0x41, 0x4c, 0x10, 0x02, 0x2a, 0x7a, 0x0a, 0x09,
+	0x4f, 0x70, 0x65, 0x72, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x12, 0x19, 0x0a, 0x15, 0x4f, 0x50, 0x45,
+	0x52, 0x41, 0x54, 0x49, 0x4f, 0x4e, 0x5f, 0x55, 0x4e, 0x53, 0x50, 0x45, 0x43, 0x49, 0x46, 0x49,
+	0x45, 0x44, 0x10, 0x00, 0x12, 0x07, 0x0a, 0x03, 0x47, 0x45, 0x54, 0x10, 0x01, 0x12, 0x08, 0x0a,
+	0x04, 0x48, 0x45, 0x41, 0x44, 0x10, 0x02, 0x12, 0x07, 0x0a, 0x03, 0x50, 0x55, 0x54, 0x10, 0x03,
+	0x12, 0x0a, 0x0a, 0x06, 0x44, 0x45, 0x4c, 0x45, 0x54, 0x45, 0x10, 0x04, 0x12, 0x0a, 0x0a, 0x06,
+	0x53, 0x45, 0x41, 0x52, 0x43, 0x48, 0x10, 0x05, 0x12, 0x0c, 0x0a, 0x08, 0x47, 0x45, 0x54, 0x52,
+	0x41, 0x4e, 0x47, 0x45, 0x10, 0x06, 0x12, 0x10, 0x0a, 0x0c, 0x47, 0x45, 0x54, 0x52, 0x41, 0x4e,
+	0x47, 0x45, 0x48, 0x41, 0x53, 0x48, 0x10, 0x07, 0x2a, 0x35, 0x0a, 0x06, 0x41, 0x63, 0x74, 0x69,
+	0x6f, 0x6e, 0x12, 0x16, 0x0a, 0x12, 0x41, 0x43, 0x54, 0x49, 0x4f, 0x4e, 0x5f, 0x55, 0x4e, 0x53,
+	0x50, 0x45, 0x43, 0x49, 0x46, 0x49, 0x45, 0x44, 0x10, 0x00, 0x12, 0x09, 0x0a, 0x05, 0x41, 0x4c,
+	0x4c, 0x4f, 0x57, 0x10, 0x01, 0x12, 0x08, 0x0a, 0x04, 0x44, 0x45, 0x4e, 0x59, 0x10, 0x02, 0x2a,
+	0x4a, 0x0a, 0x0a, 0x48, 0x65, 0x61, 0x64, 0x65, 0x72, 0x54, 0x79, 0x70, 0x65, 0x12, 0x16, 0x0a,
+	0x12, 0x48, 0x45, 0x41, 0x44, 0x45, 0x52, 0x5f, 0x55, 0x4e, 0x53, 0x50, 0x45, 0x43, 0x49, 0x46,
+	0x49, 0x45, 0x44, 0x10, 0x00, 0x12, 0x0b, 0x0a, 0x07, 0x52, 0x45, 0x51, 0x55, 0x45, 0x53, 0x54,
+	0x10, 0x01, 0x12, 0x0a, 0x0a, 0x06, 0x4f, 0x42, 0x4a, 0x45, 0x43, 0x54, 0x10, 0x02, 0x12, 0x0b,
+	0x0a, 0x07, 0x53, 0x45, 0x52, 0x56, 0x49, 0x43, 0x45, 0x10, 0x03, 0x42, 0x58, 0x5a, 0x3c, 0x67,
+	0x69, 0x74, 0x2e, 0x66, 0x72, 0x6f, 0x73, 0x74, 0x66, 0x73, 0x2e, 0x69, 0x6e, 0x66, 0x6f, 0x2f,
+	0x54, 0x72, 0x75, 0x65, 0x43, 0x6c, 0x6f, 0x75, 0x64, 0x4c, 0x61, 0x62, 0x2f, 0x66, 0x72, 0x6f,
+	0x73, 0x74, 0x66, 0x73, 0x2d, 0x61, 0x70, 0x69, 0x2d, 0x67, 0x6f, 0x2f, 0x76, 0x32, 0x2f, 0x61,
+	0x63, 0x6c, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x3b, 0x61, 0x63, 0x6c, 0xaa, 0x02, 0x17, 0x4e, 0x65,
+	0x6f, 0x2e, 0x46, 0x69, 0x6c, 0x65, 0x53, 0x74, 0x6f, 0x72, 0x61, 0x67, 0x65, 0x2e, 0x41, 0x50,
+	0x49, 0x2e, 0x41, 0x63, 0x6c, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -968,7 +1056,7 @@ func file_acl_grpc_types_proto_rawDescGZIP() []byte {
 }
 
 var file_acl_grpc_types_proto_enumTypes = make([]protoimpl.EnumInfo, 5)
-var file_acl_grpc_types_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
+var file_acl_grpc_types_proto_msgTypes = make([]protoimpl.MessageInfo, 8)
 var file_acl_grpc_types_proto_goTypes = []interface{}{
 	(Role)(0),                              // 0: neo.fs.v2.acl.Role
 	(MatchType)(0),                         // 1: neo.fs.v2.acl.MatchType
@@ -982,32 +1070,38 @@ var file_acl_grpc_types_proto_goTypes = []interface{}{
 	(*EACLRecord_Target)(nil),              // 9: neo.fs.v2.acl.EACLRecord.Target
 	(*BearerToken_Body)(nil),               // 10: neo.fs.v2.acl.BearerToken.Body
 	(*BearerToken_Body_TokenLifetime)(nil), // 11: neo.fs.v2.acl.BearerToken.Body.TokenLifetime
-	(*grpc.Version)(nil),                   // 12: neo.fs.v2.refs.Version
-	(*grpc.ContainerID)(nil),               // 13: neo.fs.v2.refs.ContainerID
-	(*grpc.Signature)(nil),                 // 14: neo.fs.v2.refs.Signature
-	(*grpc.OwnerID)(nil),                   // 15: neo.fs.v2.refs.OwnerID
+	(*BearerToken_Body_APEOverride)(nil),   // 12: neo.fs.v2.acl.BearerToken.Body.APEOverride
+	(*grpc.Version)(nil),                   // 13: neo.fs.v2.refs.Version
+	(*grpc.ContainerID)(nil),               // 14: neo.fs.v2.refs.ContainerID
+	(*grpc.Signature)(nil),                 // 15: neo.fs.v2.refs.Signature
+	(*grpc.OwnerID)(nil),                   // 16: neo.fs.v2.refs.OwnerID
+	(*grpc1.ChainTarget)(nil),              // 17: frostfs.v2.ape.ChainTarget
+	(*grpc1.Chain)(nil),                    // 18: frostfs.v2.ape.Chain
 }
 var file_acl_grpc_types_proto_depIdxs = []int32{
 	2,  // 0: neo.fs.v2.acl.EACLRecord.operation:type_name -> neo.fs.v2.acl.Operation
 	3,  // 1: neo.fs.v2.acl.EACLRecord.action:type_name -> neo.fs.v2.acl.Action
 	8,  // 2: neo.fs.v2.acl.EACLRecord.filters:type_name -> neo.fs.v2.acl.EACLRecord.Filter
 	9,  // 3: neo.fs.v2.acl.EACLRecord.targets:type_name -> neo.fs.v2.acl.EACLRecord.Target
-	12, // 4: neo.fs.v2.acl.EACLTable.version:type_name -> neo.fs.v2.refs.Version
-	13, // 5: neo.fs.v2.acl.EACLTable.container_id:type_name -> neo.fs.v2.refs.ContainerID
+	13, // 4: neo.fs.v2.acl.EACLTable.version:type_name -> neo.fs.v2.refs.Version
+	14, // 5: neo.fs.v2.acl.EACLTable.container_id:type_name -> neo.fs.v2.refs.ContainerID
 	5,  // 6: neo.fs.v2.acl.EACLTable.records:type_name -> neo.fs.v2.acl.EACLRecord
 	10, // 7: neo.fs.v2.acl.BearerToken.body:type_name -> neo.fs.v2.acl.BearerToken.Body
-	14, // 8: neo.fs.v2.acl.BearerToken.signature:type_name -> neo.fs.v2.refs.Signature
+	15, // 8: neo.fs.v2.acl.BearerToken.signature:type_name -> neo.fs.v2.refs.Signature
 	4,  // 9: neo.fs.v2.acl.EACLRecord.Filter.header_type:type_name -> neo.fs.v2.acl.HeaderType
 	1,  // 10: neo.fs.v2.acl.EACLRecord.Filter.match_type:type_name -> neo.fs.v2.acl.MatchType
 	0,  // 11: neo.fs.v2.acl.EACLRecord.Target.role:type_name -> neo.fs.v2.acl.Role
 	6,  // 12: neo.fs.v2.acl.BearerToken.Body.eacl_table:type_name -> neo.fs.v2.acl.EACLTable
-	15, // 13: neo.fs.v2.acl.BearerToken.Body.owner_id:type_name -> neo.fs.v2.refs.OwnerID
+	16, // 13: neo.fs.v2.acl.BearerToken.Body.owner_id:type_name -> neo.fs.v2.refs.OwnerID
 	11, // 14: neo.fs.v2.acl.BearerToken.Body.lifetime:type_name -> neo.fs.v2.acl.BearerToken.Body.TokenLifetime
-	15, // [15:15] is the sub-list for method output_type
-	15, // [15:15] is the sub-list for method input_type
-	15, // [15:15] is the sub-list for extension type_name
-	15, // [15:15] is the sub-list for extension extendee
-	0,  // [0:15] is the sub-list for field type_name
+	12, // 15: neo.fs.v2.acl.BearerToken.Body.ape_override:type_name -> neo.fs.v2.acl.BearerToken.Body.APEOverride
+	17, // 16: neo.fs.v2.acl.BearerToken.Body.APEOverride.target:type_name -> frostfs.v2.ape.ChainTarget
+	18, // 17: neo.fs.v2.acl.BearerToken.Body.APEOverride.chains:type_name -> frostfs.v2.ape.Chain
+	18, // [18:18] is the sub-list for method output_type
+	18, // [18:18] is the sub-list for method input_type
+	18, // [18:18] is the sub-list for extension type_name
+	18, // [18:18] is the sub-list for extension extendee
+	0,  // [0:18] is the sub-list for field type_name
 }
 
 func init() { file_acl_grpc_types_proto_init() }
@@ -1100,6 +1194,18 @@ func file_acl_grpc_types_proto_init() {
 				return nil
 			}
 		}
+		file_acl_grpc_types_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BearerToken_Body_APEOverride); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -1107,7 +1213,7 @@ func file_acl_grpc_types_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_acl_grpc_types_proto_rawDesc,
 			NumEnums:      5,
-			NumMessages:   7,
+			NumMessages:   8,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/acl/json.go b/acl/json.go
index 0e2078b..9046555 100644
--- a/acl/json.go
+++ b/acl/json.go
@@ -21,6 +21,14 @@ func (t *Target) UnmarshalJSON(data []byte) error {
 	return message.UnmarshalJSON(t, data, new(acl.EACLRecord_Target))
 }
 
+func (a *APEOverride) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(a)
+}
+
+func (a *APEOverride) UnmarshalJSON(data []byte) error {
+	return message.UnmarshalJSON(a, data, new(acl.BearerToken_Body_APEOverride))
+}
+
 func (r *Record) MarshalJSON() ([]byte, error) {
 	return message.MarshalJSON(r)
 }
diff --git a/acl/marshal.go b/acl/marshal.go
index cd6c6dd..2e59304 100644
--- a/acl/marshal.go
+++ b/acl/marshal.go
@@ -28,10 +28,14 @@ const (
 	lifetimeNotValidBeforeField = 2
 	lifetimeIssuedAtField       = 3
 
-	bearerTokenBodyACLField      = 1
-	bearerTokenBodyOwnerField    = 2
-	bearerTokenBodyLifetimeField = 3
-	bearerTokenBodyImpersonate   = 4
+	tokenAPEChainsTargetField = 1
+	tokenAPEChainsChainsField = 2
+
+	bearerTokenBodyACLField        = 1
+	bearerTokenBodyOwnerField      = 2
+	bearerTokenBodyLifetimeField   = 3
+	bearerTokenBodyImpersonate     = 4
+	bearerTokenTokenAPEChainsField = 5
 
 	bearerTokenBodyField      = 1
 	bearerTokenSignatureField = 2
@@ -239,6 +243,42 @@ func (l *TokenLifetime) Unmarshal(data []byte) error {
 	return message.Unmarshal(l, data, new(acl.BearerToken_Body_TokenLifetime))
 }
 
+func (c *APEOverride) StableMarshal(buf []byte) []byte {
+	if c == nil {
+		return []byte{}
+	}
+
+	if buf == nil {
+		buf = make([]byte, c.StableSize())
+	}
+
+	var offset int
+
+	offset += protoutil.NestedStructureMarshal(tokenAPEChainsTargetField, buf[offset:], c.target)
+	for i := range c.chains {
+		offset += protoutil.NestedStructureMarshal(tokenAPEChainsChainsField, buf[offset:], c.chains[i])
+	}
+
+	return buf
+}
+
+func (c *APEOverride) StableSize() (size int) {
+	if c == nil {
+		return 0
+	}
+
+	size += protoutil.NestedStructureSize(tokenAPEChainsTargetField, c.target)
+	for i := range c.chains {
+		size += protoutil.NestedStructureSize(tokenAPEChainsChainsField, c.chains[i])
+	}
+
+	return size
+}
+
+func (c *APEOverride) Unmarshal(data []byte) error {
+	return message.Unmarshal(c, data, new(acl.BearerToken_Body_APEOverride))
+}
+
 func (bt *BearerTokenBody) StableMarshal(buf []byte) []byte {
 	if bt == nil {
 		return []byte{}
@@ -253,7 +293,8 @@ func (bt *BearerTokenBody) StableMarshal(buf []byte) []byte {
 	offset += protoutil.NestedStructureMarshal(bearerTokenBodyACLField, buf[offset:], bt.eacl)
 	offset += protoutil.NestedStructureMarshal(bearerTokenBodyOwnerField, buf[offset:], bt.ownerID)
 	offset += protoutil.NestedStructureMarshal(bearerTokenBodyLifetimeField, buf[offset:], bt.lifetime)
-	protoutil.BoolMarshal(bearerTokenBodyImpersonate, buf[offset:], bt.impersonate)
+	offset += protoutil.BoolMarshal(bearerTokenBodyImpersonate, buf[offset:], bt.impersonate)
+	protoutil.NestedStructureMarshal(bearerTokenTokenAPEChainsField, buf[offset:], bt.apeOverride)
 
 	return buf
 }
@@ -267,6 +308,7 @@ func (bt *BearerTokenBody) StableSize() (size int) {
 	size += protoutil.NestedStructureSize(bearerTokenBodyOwnerField, bt.ownerID)
 	size += protoutil.NestedStructureSize(bearerTokenBodyLifetimeField, bt.lifetime)
 	size += protoutil.BoolSize(bearerTokenBodyImpersonate, bt.impersonate)
+	size += protoutil.NestedStructureSize(bearerTokenTokenAPEChainsField, bt.apeOverride)
 
 	return size
 }
diff --git a/acl/test/generate.go b/acl/test/generate.go
index 3151c52..30a960a 100644
--- a/acl/test/generate.go
+++ b/acl/test/generate.go
@@ -2,6 +2,7 @@ package acltest
 
 import (
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/acl"
+	apetest "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/ape/test"
 	accountingtest "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs/test"
 )
 
@@ -22,8 +23,20 @@ func GenerateBearerTokenBody(empty bool) *acl.BearerTokenBody {
 
 	if !empty {
 		m.SetOwnerID(accountingtest.GenerateOwnerID(false))
-		m.SetEACL(GenerateTable(false))
 		m.SetLifetime(GenerateTokenLifetime(false))
+		m.SetAPEOverride(GenerateAPEOverride(empty))
+	}
+
+	return m
+}
+
+func GenerateAPEOverride(empty bool) *acl.APEOverride {
+	var m *acl.APEOverride
+
+	if !empty {
+		m = new(acl.APEOverride)
+		m.SetTarget(apetest.GenerateChainTarget(empty))
+		m.SetChains(apetest.GenerateRawChains(false, 3))
 	}
 
 	return m
diff --git a/acl/types.go b/acl/types.go
index 1524e7b..b42528b 100644
--- a/acl/types.go
+++ b/acl/types.go
@@ -1,6 +1,9 @@
 package acl
 
-import "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
+import (
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/ape"
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
+)
 
 // HeaderFilter is a unified structure of FilterInfo
 // message from proto definition.
@@ -46,6 +49,12 @@ type TokenLifetime struct {
 	exp, nbf, iat uint64
 }
 
+type APEOverride struct {
+	target *ape.ChainTarget
+
+	chains []*ape.Chain
+}
+
 type BearerTokenBody struct {
 	eacl *Table
 
@@ -53,6 +62,8 @@ type BearerTokenBody struct {
 
 	lifetime *TokenLifetime
 
+	apeOverride *APEOverride
+
 	impersonate bool
 }
 
@@ -318,6 +329,34 @@ func (bt *BearerTokenBody) SetEACL(v *Table) {
 	bt.eacl = v
 }
 
+func (t *APEOverride) GetTarget() *ape.ChainTarget {
+	return t.target
+}
+
+func (t *APEOverride) GetChains() []*ape.Chain {
+	return t.chains
+}
+
+func (t *APEOverride) SetTarget(v *ape.ChainTarget) {
+	t.target = v
+}
+
+func (t *APEOverride) SetChains(v []*ape.Chain) {
+	t.chains = v
+}
+
+func (bt *BearerTokenBody) GetAPEOverride() *APEOverride {
+	if bt != nil {
+		return bt.apeOverride
+	}
+
+	return nil
+}
+
+func (bt *BearerTokenBody) SetAPEOverride(v *APEOverride) {
+	bt.apeOverride = v
+}
+
 func (bt *BearerTokenBody) GetOwnerID() *refs.OwnerID {
 	if bt != nil {
 		return bt.ownerID