diff --git a/libraries/app/api.cpp b/libraries/app/api.cpp
index cf5239af..8e5b92df 100644
--- a/libraries/app/api.cpp
+++ b/libraries/app/api.cpp
@@ -260,7 +260,7 @@ namespace graphene { namespace app {
           {
                  case impl_global_property_object_type:{
                } case impl_dynamic_global_property_object_type:{
-               } case impl_index_meta_object_type:{
+               } case impl_reserved0_object_type:{
                } case impl_asset_dynamic_data_type:{
                } case impl_asset_bitasset_data_type:{
                   break;
diff --git a/libraries/chain/include/graphene/chain/account_object.hpp b/libraries/chain/include/graphene/chain/account_object.hpp
index c8e54842..a6801684 100644
--- a/libraries/chain/include/graphene/chain/account_object.hpp
+++ b/libraries/chain/include/graphene/chain/account_object.hpp
@@ -220,20 +220,6 @@ namespace graphene { namespace chain {
          account_id_type get_id()const { return id; }
    };
 
-   /**
-    *  This object is attached as the meta annotation on the account object, this information is not relevant to
-    *  validation.
-    */
-   class meta_account_object : public graphene::db::abstract_object<meta_account_object>
-   {
-      public:
-         static const uint8_t space_id = implementation_ids;
-         static const uint8_t type_id  = meta_account_object_type;
-
-         public_key_type     memo_key;
-         committee_member_id_type    committee_member_id; // optional
-   };
-
    /**
     *  @brief This secondary index will allow a reverse lookup of all accounts that a particular key or account
     *  is an potential signing authority.
@@ -336,10 +322,6 @@ FC_REFLECT_DERIVED( graphene::chain::account_balance_object,
                     (graphene::db::object),
                     (owner)(asset_type)(balance) )
 
-FC_REFLECT_DERIVED( graphene::chain::meta_account_object,
-                    (graphene::db::object),
-                    (memo_key)(committee_member_id) )
-
 FC_REFLECT_DERIVED( graphene::chain::account_statistics_object, (graphene::chain::object),
                     (owner)
                     (most_recent_op)
diff --git a/libraries/chain/include/graphene/chain/protocol/types.hpp b/libraries/chain/include/graphene/chain/protocol/types.hpp
index 897d2666..8cd52866 100644
--- a/libraries/chain/include/graphene/chain/protocol/types.hpp
+++ b/libraries/chain/include/graphene/chain/protocol/types.hpp
@@ -132,7 +132,7 @@ namespace graphene { namespace chain {
    {
       impl_global_property_object_type,
       impl_dynamic_global_property_object_type,
-      impl_index_meta_object_type,
+      impl_reserved0_object_type,      // formerly index_meta_object_type, TODO: delete me
       impl_asset_dynamic_data_type,
       impl_asset_bitasset_data_type,
       impl_account_balance_object_type,
@@ -145,12 +145,6 @@ namespace graphene { namespace chain {
       impl_witness_schedule_object_type
    };
 
-   enum meta_info_object_type
-   {
-      meta_asset_object_type,
-      meta_account_object_type
-   };
-
    //typedef fc::unsigned_int            object_id_type;
    //typedef uint64_t                    object_id_type;
    class account_object;
@@ -186,7 +180,6 @@ namespace graphene { namespace chain {
    // implementation types
    class global_property_object;
    class dynamic_global_property_object;
-   class index_meta_object;
    class asset_dynamic_data_object;
    class asset_bitasset_data_object;
    class account_balance_object;
@@ -277,7 +270,7 @@ FC_REFLECT_ENUM( graphene::chain::object_type,
 FC_REFLECT_ENUM( graphene::chain::impl_object_type,
                  (impl_global_property_object_type)
                  (impl_dynamic_global_property_object_type)
-                 (impl_index_meta_object_type)
+                 (impl_reserved0_object_type)
                  (impl_asset_dynamic_data_type)
                  (impl_asset_bitasset_data_type)
                  (impl_account_balance_object_type)
@@ -290,8 +283,6 @@ FC_REFLECT_ENUM( graphene::chain::impl_object_type,
                  (impl_witness_schedule_object_type)
                )
 
-FC_REFLECT_ENUM( graphene::chain::meta_info_object_type, (meta_account_object_type)(meta_asset_object_type) )
-
 FC_REFLECT_TYPENAME( graphene::chain::share_type )
 
 FC_REFLECT_TYPENAME( graphene::chain::account_id_type )