diff --git a/msim/src/msim.cpp b/msim/src/msim.cpp
index 30d599b7b..c2f2a78a7 100644
--- a/msim/src/msim.cpp
+++ b/msim/src/msim.cpp
@@ -75,7 +75,7 @@ UDAValue msim::uda_val() {
 
 
 void msim::post_step(Schedule& schedule, Action::State& action_state, SummaryState& st, data::Solution& /* sol */, data::Wells& /* well_data */, data::GroupAndNetworkValues& /* grp_nwrk_data */, size_t report_step) {
-    const auto& actions = schedule.actions(report_step);
+    const auto& actions = schedule[report_step].actions();
     if (actions.empty())
         return;
 
diff --git a/opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp b/opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp
index 2eebc3dd7..780a591e6 100644
--- a/opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp
+++ b/opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp
@@ -43,7 +43,6 @@
 #include <opm/parser/eclipse/EclipseState/Schedule/Well/Well.hpp>
 #include <opm/parser/eclipse/EclipseState/Schedule/Well/WellTestConfig.hpp>
 #include <opm/parser/eclipse/EclipseState/Schedule/Well/WellMatcher.hpp>
-#include <opm/parser/eclipse/EclipseState/Schedule/Action/Actions.hpp>
 #include <opm/parser/eclipse/EclipseState/Schedule/ScheduleDeck.hpp>
 #include <opm/parser/eclipse/EclipseState/Schedule/ScheduleState.hpp>
 #include <opm/parser/eclipse/EclipseState/Schedule/RPTConfig.hpp>
@@ -95,7 +94,6 @@
 
 namespace Opm
 {
-    class Actions;
     class Deck;
     class DeckKeyword;
     class DeckRecord;
@@ -281,7 +279,6 @@ namespace Opm
         const UDQActive& udqActive(std::size_t timeStep) const;
         const UDQConfig& getUDQConfig(std::size_t timeStep) const;
         std::vector<const UDQConfig*> udqConfigList() const;
-        const Action::Actions& actions(std::size_t timeStep) const;
         void evalAction(const SummaryState& summary_state, std::size_t timeStep);
 
         GTNode groupTree(std::size_t report_step) const;
@@ -315,6 +312,7 @@ namespace Opm
         std::shared_ptr<const Python> python() const;
 
 
+        const ScheduleState& back() const;
         const ScheduleState& operator[](std::size_t index) const;
         std::vector<ScheduleState>::const_iterator begin() const;
         std::vector<ScheduleState>::const_iterator end() const;
@@ -345,7 +343,6 @@ namespace Opm
             udq_config.serializeOp(serializer);
             udq_active.serializeOp(serializer);
             guide_rate_config.serializeOp(serializer);
-            m_actions.serializeOp(serializer);
             m_glo.serializeOp(serializer);
             rft_config.serializeOp(serializer);
             restart_config.serializeOp(serializer);
@@ -367,7 +364,6 @@ namespace Opm
         DynamicState<std::shared_ptr<UDQConfig>> udq_config;
         DynamicState<std::shared_ptr<UDQActive>> udq_active;
         DynamicState<std::shared_ptr<GuideRateConfig>> guide_rate_config;
-        DynamicState<std::shared_ptr<Action::Actions>> m_actions;
         DynamicState<std::shared_ptr<GasLiftOpt>> m_glo;
         RFTConfig rft_config;
         RestartConfig restart_config;
@@ -408,7 +404,7 @@ namespace Opm
                                     ErrorGuard& errors,
                                     const EclipseGrid& grid,
                                     const FieldPropsManager& fp);
-        void addACTIONX(const Action::ActionX& action, std::size_t currentStep);
+        void addACTIONX(const Action::ActionX& action);
         void addGroupToGroup( const std::string& parent_group, const std::string& child_group, std::size_t timeStep);
         void addGroupToGroup( const std::string& parent_group, const Group& child_group, std::size_t timeStep);
         void addGroup(const std::string& groupName , std::size_t timeStep);
@@ -496,7 +492,7 @@ namespace Opm
         bool handleNormalKeyword(const HandlerContext& handlerContext, const ParseContext& parseContext, ErrorGuard& errors);
 
         // Keyword Handlers
-        void handlePYACTION(const DeckKeyword&, std::size_t currentStep);
+        void handlePYACTION(const DeckKeyword&);
         void handleGCONPROD(const DeckKeyword& keyword, std::size_t current_step, const ParseContext& parseContext, ErrorGuard& errors);
         void handleGCONINJE(const DeckKeyword& keyword, std::size_t current_step, const ParseContext& parseContext, ErrorGuard& errors);
         void handleGLIFTOPT(const DeckKeyword& keyword, std::size_t report_step, const ParseContext& parseContext, ErrorGuard& errors);
diff --git a/opm/parser/eclipse/EclipseState/Schedule/ScheduleState.hpp b/opm/parser/eclipse/EclipseState/Schedule/ScheduleState.hpp
index aa74d4397..eaaccf8d5 100644
--- a/opm/parser/eclipse/EclipseState/Schedule/ScheduleState.hpp
+++ b/opm/parser/eclipse/EclipseState/Schedule/ScheduleState.hpp
@@ -39,6 +39,7 @@
 #include <opm/parser/eclipse/EclipseState/Schedule/Network/ExtNetwork.hpp>
 #include <opm/parser/eclipse/EclipseState/Schedule/VFPProdTable.hpp>
 #include <opm/parser/eclipse/EclipseState/Schedule/VFPInjTable.hpp>
+#include <opm/parser/eclipse/EclipseState/Schedule/Action/Actions.hpp>
 
 namespace Opm {
 
@@ -126,6 +127,9 @@ namespace Opm {
         const VFPInjTable& vfpinj(int table_id) const;
         void vfpinj(VFPInjTable vfpinj);
 
+        const Action::Actions& actions() const;
+        void actions(Action::Actions actions);
+
         template<class Serializer>
         void serializeOp(Serializer& serializer) {
             serializer(m_start_time);
@@ -147,6 +151,7 @@ namespace Opm {
             serializer(m_rptconfig);
             serializer.map(m_vfpprod);
             serializer.map(m_vfpinj);
+            serializer(m_actions);
         }
 
 
@@ -169,6 +174,7 @@ namespace Opm {
         std::shared_ptr<WListManager> m_wlist_manager;
         std::shared_ptr<Network::ExtNetwork> m_network;
         std::shared_ptr<RPTConfig> m_rptconfig;
+        std::shared_ptr<Action::Actions> m_actions;
         std::map<int, std::shared_ptr<VFPProdTable>> m_vfpprod;
         std::map<int, std::shared_ptr<VFPInjTable>> m_vfpinj;
     };
diff --git a/src/opm/output/eclipse/AggregateActionxData.cpp b/src/opm/output/eclipse/AggregateActionxData.cpp
index 95e7bea09..0e31e1fc1 100644
--- a/src/opm/output/eclipse/AggregateActionxData.cpp
+++ b/src/opm/output/eclipse/AggregateActionxData.cpp
@@ -687,7 +687,7 @@ captureDeclaredActionxData( const Opm::Schedule&      sched,
                             const std::vector<int>&   actDims,
                             const std::size_t         simStep)
 {
-    const auto& acts = sched.actions(simStep);
+    const auto& acts = sched[simStep].actions();
     std::size_t act_ind = 0;
     for (auto actx_it = acts.begin(); actx_it < acts.end(); actx_it++) {
         {
diff --git a/src/opm/output/eclipse/AggregateWellData.cpp b/src/opm/output/eclipse/AggregateWellData.cpp
index ce002a078..b56e83305 100644
--- a/src/opm/output/eclipse/AggregateWellData.cpp
+++ b/src/opm/output/eclipse/AggregateWellData.cpp
@@ -926,7 +926,7 @@ namespace {
         std::vector<std::pair<std::string, Opm::Action::Result>>
         act_res_stat(const Opm::Schedule& sched, const Opm::Action::State& action_state, const Opm::SummaryState&  smry, const std::size_t sim_step) {
             std::vector<std::pair<std::string, Opm::Action::Result>> results;
-            const auto& acts = sched.actions(sim_step);
+            const auto& acts = sched[sim_step].actions();
             Opm::Action::Context context(smry, sched[sim_step].wlist_manager());
             auto sim_time = sched.simTime(sim_step);
             for (const auto& action : acts.pending(action_state, sim_time)) {
diff --git a/src/opm/output/eclipse/CreateActionxDims.cpp b/src/opm/output/eclipse/CreateActionxDims.cpp
index 7a61ad8d2..f0ec5b096 100755
--- a/src/opm/output/eclipse/CreateActionxDims.cpp
+++ b/src/opm/output/eclipse/CreateActionxDims.cpp
@@ -121,7 +121,7 @@ createActionxDims(  const Runspec& rspec,
                     const Schedule&     sched,
                     const std::size_t       simStep)
 {
-    const auto& acts = sched.actions(simStep);
+    const auto& acts = sched[simStep].actions();
     std::vector<int> actDims(9);
     
     //No of Actionx keywords
diff --git a/src/opm/output/eclipse/CreateInteHead.cpp b/src/opm/output/eclipse/CreateInteHead.cpp
index a90135cb6..56a9795c6 100755
--- a/src/opm/output/eclipse/CreateInteHead.cpp
+++ b/src/opm/output/eclipse/CreateInteHead.cpp
@@ -477,7 +477,7 @@ createInteHead(const EclipseState& es,
     const auto ngmax  = (report_step == 0)
         ? 0 : numGroupsInField(sched, lookup_step);
 
-    const auto& acts  = sched.actions(lookup_step);
+    const auto& acts  = sched[lookup_step].actions();
     const auto& rspec = es.runspec();
     const auto& tdim  = es.getTableManager();
     const auto& rdim  = tdim.getRegdims();
diff --git a/src/opm/output/eclipse/Summary.cpp b/src/opm/output/eclipse/Summary.cpp
index 3058b28ee..70e00be34 100644
--- a/src/opm/output/eclipse/Summary.cpp
+++ b/src/opm/output/eclipse/Summary.cpp
@@ -3209,7 +3209,7 @@ void Opm::out::Summary::SummaryImplementation::configureUDQ(const SummaryConfig&
     for (const auto& udq_ptr : sched.udqConfigList())
         udq_ptr->required_summary(summary_keys);
 
-    for (const auto& action : sched.actions(sched.size() - 1))
+    for (const auto& action : sched.back().actions())
         action.required_summary(summary_keys);
 
     for (const auto& key : summary_keys) {
diff --git a/src/opm/parser/eclipse/EclipseState/Schedule/Schedule.cpp b/src/opm/parser/eclipse/EclipseState/Schedule/Schedule.cpp
index 435598037..90451675f 100644
--- a/src/opm/parser/eclipse/EclipseState/Schedule/Schedule.cpp
+++ b/src/opm/parser/eclipse/EclipseState/Schedule/Schedule.cpp
@@ -116,7 +116,6 @@ namespace {
         udq_config(this->m_timeMap, std::make_shared<UDQConfig>(deck)),
         udq_active(this->m_timeMap, std::make_shared<UDQActive>()),
         guide_rate_config(this->m_timeMap, std::make_shared<GuideRateConfig>()),
-        m_actions(this->m_timeMap, std::make_shared<Action::Actions>()),
         m_glo(this->m_timeMap, std::make_shared<GasLiftOpt>()),
         rft_config(this->m_timeMap),
         restart_config(m_timeMap, deck, parseContext, errors)
@@ -256,7 +255,6 @@ namespace {
         result.m_glo = {{std::make_shared<GasLiftOpt>(GasLiftOpt::serializeObject())}, 1};
         result.udq_active = {{std::make_shared<UDQActive>(UDQActive::serializeObject())}, 1};
         result.guide_rate_config = {{std::make_shared<GuideRateConfig>(GuideRateConfig::serializeObject())}, 1};
-        result.m_actions = {{std::make_shared<Action::Actions>(Action::Actions::serializeObject())}, 1};
         result.rft_config = RFTConfig::serializeObject();
         result.restart_config = RestartConfig::serializeObject();
         result.snapshots = { ScheduleState::serializeObject() };
@@ -312,7 +310,7 @@ namespace {
             rftProperties.push_back( std::make_pair( &keyword , currentStep ));
 
         else if (keyword.name() == "PYACTION")
-            handlePYACTION(keyword, currentStep);
+            handlePYACTION(keyword);
     }
 
 namespace {
@@ -466,7 +464,7 @@ void Schedule::iterateScheduleSection(std::size_t load_start, std::size_t load_e
                             parseContext.handleError( ParseContext::ACTIONX_ILLEGAL_KEYWORD, msg_fmt, action_keyword.location(), errors);
                         }
                     }
-                    this->addACTIONX(action, report_step);
+                    this->addACTIONX(action);
                     keyword_index++;
                     continue;
                 }
@@ -498,13 +496,13 @@ void Schedule::iterateScheduleSection(std::size_t load_start, std::size_t load_e
         }
     }
 
-    void Schedule::addACTIONX(const Action::ActionX& action, std::size_t currentStep) {
-        auto new_actions = std::make_shared<Action::Actions>( this->actions(currentStep) );
-        new_actions->add(action);
-        this->m_actions.update(currentStep, new_actions);
+    void Schedule::addACTIONX(const Action::ActionX& action) {
+        auto new_actions = Action::Actions( this->snapshots.back().actions() );
+        new_actions.add( action );
+        this->snapshots.back().actions( std::move(new_actions) );
     }
 
-    void Schedule::handlePYACTION(const DeckKeyword& keyword, std::size_t currentStep) {
+    void Schedule::handlePYACTION(const DeckKeyword& keyword) {
         if (!this->m_static.m_python_handle->enabled()) {
             //Must have a real Python instance here - to ensure that IMPORT works
             const auto& loc = keyword.location();
@@ -522,9 +520,9 @@ void Schedule::iterateScheduleSection(std::size_t load_start, std::size_t load_e
             module = this->m_static.m_input_path + "/" + module_arg;
 
         Action::PyAction pyaction(this->m_static.m_python_handle, name, run_count, module);
-        auto new_actions = std::make_shared<Action::Actions>( this->actions(currentStep) );
-        new_actions->add(pyaction);
-        this->m_actions.update(currentStep, new_actions);
+        auto new_actions = Action::Actions( this->snapshots.back().actions() );
+        new_actions.add(pyaction);
+        this->snapshots.back().actions( std::move(new_actions) );
     }
 
     void Schedule::applyEXIT(const DeckKeyword& keyword, std::size_t report_step) {
@@ -1356,11 +1354,6 @@ void Schedule::iterateScheduleSection(std::size_t load_start, std::size_t load_e
     }
 
 
-    const Action::Actions& Schedule::actions(std::size_t timeStep) const {
-        const auto& ptr = this->m_actions.get(timeStep);
-        return *ptr;
-    }
-
     void Schedule::applyAction(std::size_t reportStep, const Action::ActionX& action, const Action::Result& result) {
         ParseContext parseContext;
         ErrorGuard errors;
@@ -1497,7 +1490,6 @@ void Schedule::iterateScheduleSection(std::size_t load_start, std::size_t load_e
                compareDynState(this->udq_config, data.udq_config) &&
                compareDynState(this->udq_active, data.udq_active) &&
                compareDynState(this->guide_rate_config, data.guide_rate_config) &&
-               compareDynState(this->m_actions, data.m_actions) &&
                rft_config  == data.rft_config &&
                this->restart_config == data.restart_config &&
                this->snapshots == data.snapshots;
@@ -1874,6 +1866,10 @@ bool Schedule::cmp(const Schedule& sched1, const Schedule& sched2, std::size_t r
     return (count == 0);
 }
 
+const ScheduleState& Schedule::back() const {
+    return this->snapshots.back();
+}
+
 const ScheduleState& Schedule::operator[](std::size_t index) const {
     return this->snapshots.at(index);
 }
@@ -1902,7 +1898,7 @@ void Schedule::create_first(const std::chrono::system_clock::time_point& start_t
     sched_state.wlist_manager( WListManager() );
     sched_state.network( Network::ExtNetwork() );
     sched_state.rpt_config( RPTConfig() );
-
+    sched_state.actions( Action::Actions() );
     this->addGroup("FIELD", 0);
 }
 
diff --git a/src/opm/parser/eclipse/EclipseState/Schedule/ScheduleState.cpp b/src/opm/parser/eclipse/EclipseState/Schedule/ScheduleState.cpp
index 465b1a9eb..459b401b3 100644
--- a/src/opm/parser/eclipse/EclipseState/Schedule/ScheduleState.cpp
+++ b/src/opm/parser/eclipse/EclipseState/Schedule/ScheduleState.cpp
@@ -159,7 +159,6 @@ bool ScheduleState::operator==(const ScheduleState& other) const {
 
             ++it2;
         }
-
         return true;
     };
 
@@ -204,7 +203,7 @@ ScheduleState ScheduleState::serializeObject() {
     ts.m_vfpprod.emplace( std::make_pair(78, std::make_shared<VFPProdTable>(VFPProdTable::serializeObject() )));
     ts.m_vfpinj.emplace( std::make_pair(177, std::make_shared<VFPInjTable>(VFPInjTable::serializeObject() )));
     ts.m_vfpinj.emplace( std::make_pair(178, std::make_shared<VFPInjTable>(VFPInjTable::serializeObject() )));
-
+    ts.m_actions = std::make_shared<Action::Actions>( Action::Actions::serializeObject() );
     return ts;
 }
 
@@ -337,4 +336,13 @@ void ScheduleState::vfpinj(VFPInjTable vfpinj) {
     int table_id = vfpinj.getTableNum();
     this->m_vfpinj[table_id] = std::make_shared<VFPInjTable>( std::move(vfpinj) );
 }
+
+const Action::Actions& ScheduleState::actions() const {
+    return *this->m_actions;
+}
+
+void ScheduleState::actions(Action::Actions actions) {
+    this->m_actions = std::make_shared<Action::Actions>( std::move(actions) );
+}
+
 }
diff --git a/tests/parser/ACTIONX.cpp b/tests/parser/ACTIONX.cpp
index 30afa353d..b706b0ba7 100644
--- a/tests/parser/ACTIONX.cpp
+++ b/tests/parser/ACTIONX.cpp
@@ -764,10 +764,10 @@ TSTEP
 
     Runspec runspec (deck);
     Schedule sched(deck, grid1, fp, runspec, python);
-    const auto& actions0 = sched.actions(0);
+    const auto& actions0 = sched[0].actions();
     BOOST_CHECK_EQUAL(actions0.size(), 0U);
 
-    const auto& actions1 = sched.actions(1);
+    const auto& actions1 = sched[1].actions();
     BOOST_CHECK_EQUAL(actions1.size(), 1U);
 
 
@@ -804,7 +804,7 @@ TSTEP
 
     /*****************************************************************/
 
-    const auto& actions2 = sched.actions(2);
+    const auto& actions2 = sched[2].actions();
     BOOST_CHECK_EQUAL(actions2.size(), 2U);
 
     const auto& actB = actions2.get("B");
@@ -920,8 +920,8 @@ ENDACTIO
 
     Runspec runspec (deck);
     Schedule sched(deck, grid1, fp, runspec, python);
-    const auto& action1 = sched.actions(1).get("A");
-    const auto& action2 = sched.actions(2).get("A");
+    const auto& action1 = sched[1].actions().get("A");
+    const auto& action2 = sched[2].actions().get("A");
 
     BOOST_CHECK(action1.id() != action2.id());
 
@@ -976,7 +976,7 @@ TSTEP
     auto unit_system =  UnitSystem::newMETRIC();
     const auto st = SummaryState{ std::chrono::system_clock::now() };
     Schedule sched = make_schedule(deck_string);
-    const auto& action1 = sched.actions(0).get("A");
+    const auto& action1 = sched[0].actions().get("A");
     {
         const auto& group = sched.getGroup("G1", 0);
         const auto& prod = group.productionControls(st);
@@ -1040,7 +1040,7 @@ TSTEP
 
     Opm::UnitSystem unitSystem = UnitSystem( UnitSystem::UnitType::UNIT_TYPE_METRIC );
     auto sched = make_schedule(input);
-    const auto& action1 = sched.actions(0).get("A");
+    const auto& action1 = sched[0].actions().get("A");
     {
         const auto& glo = sched.glo(0);
         BOOST_CHECK(!glo.has_group("PLAT-A"));
@@ -1096,7 +1096,7 @@ TSTEP
 
     const auto st = SummaryState{ std::chrono::system_clock::now() };
     Schedule sched = make_schedule(deck_string);
-    const auto& action1 = sched.actions(0).get("A");
+    const auto& action1 = sched[0].actions().get("A");
     {
         const auto& well = sched.getWell("PROD1", 0);
         BOOST_CHECK_EQUAL( well.getWellPIScalingFactor(1.0), 1.0);
@@ -1138,7 +1138,7 @@ ENDACTIO
     Opm::WListManager wlm;
     Opm::Action::Context context(st, wlm);
 
-    const auto& config = sched.actions(0);
+    const auto& config = sched[0].actions();
     const Opm::Action::ActionX& action = config.get("ACT1");
 
     /*