diff --git a/shop/data/voucher.cpp b/shop/data/voucher.cpp
index 5ad6cf4..99cf029 100644
--- a/shop/data/voucher.cpp
+++ b/shop/data/voucher.cpp
@@ -16,6 +16,7 @@ Voucher::Voucher(QObject *parent) : QObject(parent)
     m_totalPriceVatFirstLower = 0;
     m_totalPriceVatSecondLower = 0;
     m_totalPrice = 0;
+    m_eetStatus = EET_FOR_SEND;
 }
 
 QString Voucher::name() const
@@ -230,6 +231,56 @@ void Voucher::setPayDateTime(const QDateTime &payDateTime)
     m_payDateTime = payDateTime;
 }
 
+Voucher::EetStatus Voucher::eetStatus() const
+{
+    return m_eetStatus;
+}
+
+void Voucher::setEetStatus(const Voucher::EetStatus &eetStatus)
+{
+    m_eetStatus = eetStatus;
+}
+
+QDateTime Voucher::eetSendDateTime() const
+{
+    return m_eetSendDateTime;
+}
+
+void Voucher::setEetSendDateTime(const QDateTime &eetSendDateTime)
+{
+    m_eetSendDateTime = eetSendDateTime;
+}
+
+QString Voucher::eetPkp() const
+{
+    return m_eetPkp;
+}
+
+void Voucher::setEetPkp(const QString &eetPkp)
+{
+    m_eetPkp = eetPkp;
+}
+
+QString Voucher::eetBkp() const
+{
+    return m_eetBkp;
+}
+
+void Voucher::setEetBkp(const QString &eetBkp)
+{
+    m_eetBkp = eetBkp;
+}
+
+QString Voucher::eetFik() const
+{
+    return m_eetFik;
+}
+
+void Voucher::setEetFik(const QString &eetFik)
+{
+    m_eetFik = eetFik;
+}
+
 int Voucher::id() const
 {
     return m_id;
diff --git a/shop/data/voucher.h b/shop/data/voucher.h
index 36063d1..3ad0385 100644
--- a/shop/data/voucher.h
+++ b/shop/data/voucher.h
@@ -28,7 +28,13 @@ class Voucher : public QObject
     Q_PROPERTY(QDecDouble priceVatFirstLower READ priceVatFirstLower WRITE setPriceVatFirstLower)
     Q_PROPERTY(QDecDouble priceVatSecondLower READ priceVatSecondLower WRITE setPriceVatSecondLower)
     Q_PROPERTY(QDecDouble totalPrice READ totalPrice WRITE setTotalPrice)
+    Q_PROPERTY(EetStatus eetStatus READ eetStatus WRITE setEetStatus)
+    Q_PROPERTY(QDateTime eetSendDateTime READ eetSendDateTime WRITE setEetSendDateTime)
+    Q_PROPERTY(QString eetBkp READ eetBkp WRITE setEetBkp)
+    Q_PROPERTY(QString eetPkp READ eetPkp WRITE setEetPkp)
+    Q_PROPERTY(QString eetFik READ eetFik WRITE setEetFik)
     Q_ENUMS(VoucherStatus)
+    Q_ENUMS(EetStatus)
     Q_PROPERTY(VoucherStatus status READ status WRITE setStatus)
 
 public:
@@ -42,6 +48,14 @@ public:
         PAID
     };
 
+    enum EetStatus
+    {
+        EET_FOR_SEND,
+        EET_NOT_ENTERING,
+        EET_SENT,
+        EET_ERROR
+    };
+
     int id() const;
     void setId(int id);
 
@@ -110,6 +124,21 @@ public:
     QDateTime payDateTime() const;
     void setPayDateTime(const QDateTime &payDateTime);
 
+    EetStatus eetStatus() const;
+    void setEetStatus(const EetStatus &eetStatus);
+
+    QDateTime eetSendDateTime() const;
+    void setEetSendDateTime(const QDateTime &eetSendDateTime);
+
+    QString eetPkp() const;
+    void setEetPkp(const QString &eetPkp);
+
+    QString eetBkp() const;
+    void setEetBkp(const QString &eetBkp);
+
+    QString eetFik() const;
+    void setEetFik(const QString &eetFik);
+
 private:
     friend class odb::access;
 #pragma db id auto
@@ -131,6 +160,11 @@ private:
     int m_totalPriceVatFirstLower;
     int m_totalPriceVatSecondLower;
     int m_totalPrice;
+    EetStatus m_eetStatus;
+    QDateTime m_eetSendDateTime;
+    QString m_eetPkp;
+    QString m_eetBkp;
+    QString m_eetFik;
     #pragma db value_not_null inverse(m_voucher)
     QOdbList<QSharedPointer<VoucherItem> > m_items;
     VoucherStatus m_status;
diff --git a/shop/receiptgenerator.cpp b/shop/receiptgenerator.cpp
index 4f513e1..daeafa4 100644
--- a/shop/receiptgenerator.cpp
+++ b/shop/receiptgenerator.cpp
@@ -138,7 +138,13 @@ QByteArray ReceiptGenerator::generate()
     out.append("\x1b\x21");
     out.append((char)0);
     out.append("\x0a");
+    out.append("BKP:");
     out.append("\x0a");
+    out.append(prepareString(m_voucher->eetBkp()));
+    out.append("\x0a");
+    out.append("FIK:");
+    out.append("\x0a");
+    out.append(prepareString(m_voucher->eetFik()));
     out.append("\x0a");
     out.append("\x0a");
     out.append("\x0a");
diff --git a/shop/settings/shopsettings.cpp b/shop/settings/shopsettings.cpp
index 78064d3..38e6ad5 100644
--- a/shop/settings/shopsettings.cpp
+++ b/shop/settings/shopsettings.cpp
@@ -4,6 +4,11 @@ ShopSettings::ShopSettings(QObject *parent) : QObject(parent)
 {
     m_codepage = ASCII;
     m_lettersPerLine = 48;
+
+    m_eetActive = false;
+    m_eetMode = 1;
+    m_eetTest = 0;
+    m_eetPlayground = 0;
 }
 
 QString ShopSettings::output() const
@@ -45,3 +50,83 @@ void ShopSettings::setByMessage(const QString &byMessage)
 {
     m_byMessage = byMessage;
 }
+
+bool ShopSettings::eetActive() const
+{
+    return m_eetActive;
+}
+
+void ShopSettings::setEetActive(bool eetActive)
+{
+    m_eetActive = eetActive;
+}
+
+QString ShopSettings::eetShopId() const
+{
+    return m_eetShopId;
+}
+
+void ShopSettings::setEetShopId(const QString &eetShopId)
+{
+    m_eetShopId = eetShopId;
+}
+
+QString ShopSettings::eetRegisterId() const
+{
+    return m_eetRegisterId;
+}
+
+void ShopSettings::setEetRegisterId(const QString &eetRegisterId)
+{
+    m_eetRegisterId = eetRegisterId;
+}
+
+int ShopSettings::eetMode() const
+{
+    return m_eetMode;
+}
+
+void ShopSettings::setEetMode(int eetMode)
+{
+    m_eetMode = eetMode;
+}
+
+QString ShopSettings::eetCertificate() const
+{
+    return m_eetCertificate;
+}
+
+void ShopSettings::setEetCertificate(const QString &eetCertificate)
+{
+    m_eetCertificate = eetCertificate;
+}
+
+QString ShopSettings::eetKeyPassword() const
+{
+    return m_eetKeyPassword;
+}
+
+void ShopSettings::setEetKeyPassword(const QString &eetKeyPassword)
+{
+    m_eetKeyPassword = eetKeyPassword;
+}
+
+bool ShopSettings::eetTest() const
+{
+    return m_eetTest;
+}
+
+void ShopSettings::setEetTest(bool eetTest)
+{
+    m_eetTest = eetTest;
+}
+
+bool ShopSettings::eetPlayground() const
+{
+    return m_eetPlayground;
+}
+
+void ShopSettings::setEetPlayground(bool eetPlayground)
+{
+    m_eetPlayground = eetPlayground;
+}
diff --git a/shop/settings/shopsettings.h b/shop/settings/shopsettings.h
index acfb626..d57f892 100644
--- a/shop/settings/shopsettings.h
+++ b/shop/settings/shopsettings.h
@@ -9,6 +9,15 @@ class ShopSettings : public QObject
     Q_PROPERTY(int lettersPerLine READ lettersPerLine WRITE setLettersPerLine)
     Q_PROPERTY(QString byMessage READ byMessage WRITE setByMessage)
 
+    Q_PROPERTY(bool eetActive READ eetActive WRITE setEetActive)
+    Q_PROPERTY(QString eetShopId READ eetShopId WRITE setEetShopId)
+    Q_PROPERTY(QString eetRegisterId READ eetRegisterId WRITE setEetRegisterId)
+    Q_PROPERTY(int eetMode READ eetMode WRITE setEetMode)
+    Q_PROPERTY(QString eetCertificate READ eetCertificate WRITE setEetCertificate)
+    Q_PROPERTY(QString eetKeyPassword READ eetKeyPassword WRITE setEetKeyPassword)
+    Q_PROPERTY(bool eetTest READ eetTest WRITE setEetTest)
+    Q_PROPERTY(bool eetPlayground READ eetPlayground WRITE setEetPlayground)
+
     Q_OBJECT
 public:
 
@@ -31,11 +40,44 @@ public:
     QString byMessage() const;
     void setByMessage(const QString &byMessage);
 
+    bool eetActive() const;
+    void setEetActive(bool eetActive);
+
+    QString eetShopId() const;
+    void setEetShopId(const QString &eetShopId);
+
+    QString eetRegisterId() const;
+    void setEetRegisterId(const QString &eetRegisterId);
+
+    int eetMode() const;
+    void setEetMode(int eetMode);
+
+    QString eetCertificate() const;
+    void setEetCertificate(const QString &eetCertificate);
+
+    QString eetKeyPassword() const;
+    void setEetKeyPassword(const QString &eetKeyPassword);
+
+    bool eetTest() const;
+    void setEetTest(bool eetTest);
+
+    bool eetPlayground() const;
+    void setEetPlayground(bool eetPlayground);
+
 private:
     QString m_output;
     CODEPAGE m_codepage;
     int m_lettersPerLine;
     QString m_byMessage;
+
+    bool m_eetActive;
+    QString m_eetShopId;
+    QString m_eetRegisterId;
+    int m_eetMode;
+    QString m_eetCertificate;
+    QString m_eetKeyPassword;
+    bool m_eetTest;
+    bool m_eetPlayground;
 };
 
 typedef QSharedPointer<ShopSettings> ShopSettingsPtr;
diff --git a/shop/settings/shopsettingsform.cpp b/shop/settings/shopsettingsform.cpp
index b7280bf..b919ee9 100644
--- a/shop/settings/shopsettingsform.cpp
+++ b/shop/settings/shopsettingsform.cpp
@@ -2,6 +2,8 @@
 #include "ui_shopsettingsform.h"
 
 #include <settingsservice.h>
+#include <combodata.h>
+#include <QFileDialog>
 #include "shopservice.h"
 
 ShopSettingsForm::ShopSettingsForm(QWidget *parent) :
@@ -14,6 +16,17 @@ ShopSettingsForm::ShopSettingsForm(QWidget *parent) :
     registerBinding(ui->lettersPerLine);
     registerBinding(ui->byMessage);
 
+    registerBinding(ui->eetActive);
+    registerBinding(ui->eetShopId);
+    registerBinding(ui->eetRegisterId);
+    QList<ComboData> listModes;
+    listModes << ComboData(0, tr("Simplifyed")) << ComboData(1, tr("Standard"));
+    registerBinding(ui->eetMode, listModes);
+    registerBinding(ui->eetCertificate);
+    registerBinding(ui->eetKeyPassword);
+    registerBinding(ui->eetTest);
+    registerBinding(ui->eetPlayground);
+
     m_itemModel = new AutoTableModel<ShopItem>();
 }
 
@@ -41,3 +54,13 @@ bool ShopSettingsForm::saveRecord()
 
     return true;
 }
+
+void ShopSettingsForm::on_btnCertBrowse_clicked()
+{
+    QString certFile = QFileDialog::getOpenFileName(this, "Certificate file", "", "P12 Files (*.p12)");
+
+    if (!certFile.isEmpty())
+    {
+        ui->eetCertificate->setText(certFile);
+    }
+}
diff --git a/shop/settings/shopsettingsform.h b/shop/settings/shopsettingsform.h
index f46f875..ecefb41 100644
--- a/shop/settings/shopsettingsform.h
+++ b/shop/settings/shopsettingsform.h
@@ -29,6 +29,8 @@ public:
 
 public slots:
     bool saveRecord();
+private slots:
+    void on_btnCertBrowse_clicked();
 };
 
 #endif // SHOPSETTINGSFORM_H
diff --git a/shop/settings/shopsettingsform.ui b/shop/settings/shopsettingsform.ui
index 7e5b2e6..267bd7d 100644
--- a/shop/settings/shopsettingsform.ui
+++ b/shop/settings/shopsettingsform.ui
@@ -17,7 +17,7 @@
    <item>
     <widget class="QTabWidget" name="tabWidget">
      <property name="currentIndex">
-      <number>0</number>
+      <number>2</number>
      </property>
      <widget class="QWidget" name="tab">
       <attribute name="title">
@@ -234,6 +234,121 @@
        </item>
       </layout>
      </widget>
+     <widget class="QWidget" name="tab_3">
+      <attribute name="title">
+       <string>EET</string>
+      </attribute>
+      <layout class="QHBoxLayout" name="horizontalLayout_2">
+       <item>
+        <widget class="QGroupBox" name="eetActive">
+         <property name="title">
+          <string>Activate EET</string>
+         </property>
+         <property name="checkable">
+          <bool>true</bool>
+         </property>
+         <property name="checked">
+          <bool>false</bool>
+         </property>
+         <layout class="QFormLayout" name="formLayout">
+          <item row="0" column="0">
+           <widget class="QLabel" name="label_4">
+            <property name="text">
+             <string>Shop ID</string>
+            </property>
+           </widget>
+          </item>
+          <item row="0" column="1">
+           <widget class="QLineEdit" name="eetShopId"/>
+          </item>
+          <item row="1" column="0">
+           <widget class="QLabel" name="label_5">
+            <property name="text">
+             <string>Cash register ID</string>
+            </property>
+           </widget>
+          </item>
+          <item row="1" column="1">
+           <widget class="QLineEdit" name="eetRegisterId"/>
+          </item>
+          <item row="3" column="0">
+           <widget class="QLabel" name="label_8">
+            <property name="text">
+             <string>EET mode</string>
+            </property>
+           </widget>
+          </item>
+          <item row="3" column="1">
+           <widget class="QComboBox" name="eetMode"/>
+          </item>
+          <item row="4" column="0">
+           <widget class="QLabel" name="label_6">
+            <property name="text">
+             <string>Certificate file</string>
+            </property>
+           </widget>
+          </item>
+          <item row="4" column="1">
+           <widget class="QWidget" name="widget_2" native="true">
+            <layout class="QHBoxLayout" name="horizontalLayout_3">
+             <property name="leftMargin">
+              <number>0</number>
+             </property>
+             <property name="topMargin">
+              <number>0</number>
+             </property>
+             <property name="rightMargin">
+              <number>0</number>
+             </property>
+             <property name="bottomMargin">
+              <number>0</number>
+             </property>
+             <item>
+              <widget class="QLineEdit" name="eetCertificate"/>
+             </item>
+             <item>
+              <widget class="QToolButton" name="btnCertBrowse">
+               <property name="text">
+                <string>...</string>
+               </property>
+              </widget>
+             </item>
+            </layout>
+           </widget>
+          </item>
+          <item row="5" column="0">
+           <widget class="QLabel" name="label_7">
+            <property name="text">
+             <string>Private key password</string>
+            </property>
+           </widget>
+          </item>
+          <item row="5" column="1">
+           <widget class="QLineEdit" name="eetKeyPassword">
+            <property name="echoMode">
+             <enum>QLineEdit::Password</enum>
+            </property>
+           </widget>
+          </item>
+          <item row="6" column="0">
+           <widget class="QCheckBox" name="eetTest">
+            <property name="text">
+             <string>Test mode</string>
+            </property>
+           </widget>
+          </item>
+          <item row="7" column="0" colspan="2">
+           <widget class="QCheckBox" name="eetPlayground">
+            <property name="text">
+             <string>Communication with playground </string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </widget>
+       </item>
+      </layout>
+     </widget>
     </widget>
    </item>
   </layout>
diff --git a/shop/shop.json b/shop/shop.json
index ccd3cab..62277d8 100644
--- a/shop/shop.json
+++ b/shop/shop.json
@@ -47,6 +47,11 @@ CREATE TABLE \"Voucher\" (
   \"totalPriceVatSecondLower\" INTEGER NOT NULL,
   \"totalPrice\" INTEGER NOT NULL,
   \"status\" INTEGER NOT NULL,
+  \"eetStatus\" INTEGER NOT NULL,
+  \"eetSendDateTime\" TEXT NULL,
+  \"eetPkp\" TEXT,
+  \"eetBkp\" TEXT,
+  \"eetFik\" TEXT,
   CONSTRAINT \"contact_fk\"
     FOREIGN KEY (\"contact\")
     REFERENCES \"AddressbookData\" (\"id\")
diff --git a/shop/shop.pro b/shop/shop.pro
index 665cec6..9507421 100644
--- a/shop/shop.pro
+++ b/shop/shop.pro
@@ -113,3 +113,8 @@ FORMS += \
     paydvouchersdialog.ui
 
 TRANSLATIONS = translations/shop_cs_CZ.ts
+
+unix|win32: LIBS += -L$$PWD/../../build-EetCpp-Desktop-Debug/libEet -lEetCpp
+
+INCLUDEPATH += $$PWD/../../EetCpp/libEet
+DEPENDPATH += $$PWD/../../EetCpp/libEet
diff --git a/shop/shopform.cpp b/shop/shopform.cpp
index 4d29d80..9e5674c 100644
--- a/shop/shopform.cpp
+++ b/shop/shopform.cpp
@@ -306,6 +306,7 @@ void ShopForm::on_payButton_clicked()
     connect(dialog, &QDialog::accepted, [this](){
         ShopService srv;
         srv.pay(m_voucher);
+        srv.processEet(m_voucher);
 
         ReceiptGenerator generator;
         generator.setVoucher(m_voucher);
diff --git a/shop/shopservice.cpp b/shop/shopservice.cpp
index 9aa6895..8d719e0 100644
--- a/shop/shopservice.cpp
+++ b/shop/shopservice.cpp
@@ -3,6 +3,11 @@
 #include "isellableservice.h"
 #include "shop-odb.hxx"
 
+#include "settings/shopsettings.h"
+
+#include <eetcpp.h>
+#include <QEventLoop>
+
 ShopService::ShopService()
 {
 }
@@ -101,6 +106,7 @@ void ShopService::pay(VoucherPtr voucher)
 
     voucher->setNumSer(numSerStr);
     voucher->setStatus(Voucher::PAID);
+    voucher->setEetStatus(Voucher::EET_FOR_SEND);
     voucher->setPayDateTime(QDateTime::currentDateTime());
 
     this->update(voucher);
@@ -119,6 +125,62 @@ void ShopService::updateRelatedItem(VoucherItem* item, int countAdded)
         selSrv->addedToVoucher(item->refId(), countAdded);
     }
 }
+
+void ShopService::processEet(VoucherPtr voucher)
+{
+    if (voucher->eetStatus() == Voucher::EET_NOT_ENTERING)
+    {
+        return;
+    }
+
+    SettingsService srvSettings("SHOP");
+    ShopSettingsPtr settings = srvSettings.loadSettings<ShopSettings>();
+
+    loadSettings();
+    EetRequest request;
+    request.setCelkTrzba(voucher->totalPrice().toDouble());
+    request.setDatTrzby(voucher->payDateTime());
+    request.setIdPokl(settings->eetRegisterId());
+    request.setIdProvoz(settings->eetShopId());
+    request.setPrvniZaslani(voucher->eetStatus() == Voucher::EET_FOR_SEND);
+    request.setDicPopl(m_gs->dic());
+    request.setPoradCis(voucher->numSer());
+    request.setDatOdesl(QDateTime::currentDateTime());
+    request.setRezim((EetRequest::EetRezim)settings->eetMode());
+
+    EetSender *sender = new EetSender(this);
+    sender->setupSigner(settings->eetCertificate(), settings->eetKeyPassword());
+    sender->setPlayground(settings->eetPlayground());
+
+    QEventLoop loop;
+
+    connect(sender, &EetSender::sendFinished, [this, voucher, sender, &loop](){
+        Transaction tx;
+
+        if (sender->resut()->status() == EetResult::RESPONSE_OK)
+        {
+            voucher->setEetBkp(sender->resut()->bkp());
+            voucher->setEetPkp(sender->resut()->pkp());
+            voucher->setEetFik(sender->resut()->fik());
+            voucher->setEetSendDateTime(QDateTime::currentDateTime());
+            voucher->setEetStatus(Voucher::EET_SENT);
+        }
+        else
+        {
+            voucher->setEetStatus(Voucher::EET_ERROR);
+        }
+
+        this->update(voucher);
+        tx.commit();
+        sender->deleteLater();
+
+        loop.quit();
+    });
+
+    sender->sendRequest(&request);
+    loop.exec();
+}
+
 void ShopService::moveItems(QList<VoucherItemPtr> items, VoucherPtr source, VoucherPtr target)
 {
     Transaction tx;
diff --git a/shop/shopservice.h b/shop/shopservice.h
index e4b5bf6..55e6189 100644
--- a/shop/shopservice.h
+++ b/shop/shopservice.h
@@ -21,6 +21,7 @@ public:
     void pay(VoucherPtr voucher);
     void moveItems(QList<VoucherItemPtr> items, VoucherPtr source, VoucherPtr target);
     void updateRelatedItem(VoucherItem* item, int countAdded);
+    void processEet(VoucherPtr voucher);
     QList<VoucherPtr> savedVouchers();
     QList<VoucherPtr> tempVouchers();
     QList<VoucherPtr> paiedVouchers();