diff --git a/js/src/modals/SMSVerification/SMSVerification.js b/js/src/modals/SMSVerification/SMSVerification.js
index ce2549ebc..7c31e00de 100644
--- a/js/src/modals/SMSVerification/SMSVerification.js
+++ b/js/src/modals/SMSVerification/SMSVerification.js
@@ -15,14 +15,20 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 import React, { Component, PropTypes } from 'react';
+import { observer } from 'mobx-react';
 import ActionDoneAll from 'material-ui/svg-icons/action/done-all';
 import ContentClear from 'material-ui/svg-icons/content/clear';
 
 import { Button, IdentityIcon, Modal } from '../../ui';
 
-import ABI from '../../contracts/abi/sms-verification.json';
-// TODO: move this to a better place
-const contract = '0xcE381B876A85A72303f7cA7b3a012f58F4CEEEeB';
+import VerificationStore from './store';
+const {
+  GATHERING_DATA, GATHERED_DATA,
+  POSTING_REQUEST, POSTED_REQUEST,
+  REQUESTING_SMS, REQUESTED_SMS,
+  POSTING_CONFIRMATION, POSTED_CONFIRMATION,
+  DONE
+} = VerificationStore;
 
 import GatherData from './GatherData';
 import SendRequest from './SendRequest';
@@ -30,6 +36,7 @@ import QueryCode from './QueryCode';
 import SendConfirmation from './SendConfirmation';
 import Done from './Done';
 
+@observer
 export default class SMSVerification extends Component {
   static contextTypes = {
     api: PropTypes.object.isRequired
@@ -40,41 +47,51 @@ export default class SMSVerification extends Component {
     onClose: PropTypes.func.isRequired
   }
 
+  static uiSteps = { // mapping (store steps -> steps)
+    [GATHERING_DATA]: 0, [GATHERED_DATA]: 0,
+    [POSTING_REQUEST]: 1, [POSTED_REQUEST]: 1, [REQUESTING_SMS]: 1,
+    [REQUESTED_SMS]: 2,
+    [POSTING_CONFIRMATION]: 3, [POSTED_CONFIRMATION]: 3,
+    [DONE]: 4
+  }
+
   state = {
-    contract: null,
-    step: 0,
-    stepIsValid: false,
-    data: {}
+    store: null
   }
 
   componentDidMount () {
     const { api } = this.context;
+    const { account } = this.props;
 
-    this.setState({
-      contract: api.newContract(ABI, contract)
+    const store = new VerificationStore(api, account);
+    this.setState({ store }, () => {
+      store.gatherData();
     });
   }
 
   render () {
-    const { step } = this.state;
+    const { store } = this.state;
+    if (!store) return null;
+    const step = SMSVerification.uiSteps[store.step];
+    const { error, isStepValid } = store;
 
     return (
       <Modal
-        actions={ this.renderDialogActions() }
+        actions={ this.renderDialogActions(step, error, isStepValid) }
         title='verify your account via SMS'
         visible scroll
         current={ step }
         steps={ ['Enter Data', 'Request', 'Enter Code', 'Confirm', 'Done!'] }
         waiting={ [ 1, 3 ] }
       >
-        { this.renderStep() }
+        { this.renderStep(step, error) }
       </Modal>
     );
   }
 
-  renderDialogActions () {
+  renderDialogActions (step, error, isStepValid) {
     const { onClose, account } = this.props;
-    const { step, stepIsValid } = this.state;
+    const { store } = this.state;
 
     const cancel = (
       <Button
@@ -83,6 +100,7 @@ export default class SMSVerification extends Component {
         onClick={ onClose }
       />
     );
+    if (error) return (<div>{ cancel }</div>);
 
     if (step === 4) {
       return (
@@ -90,7 +108,7 @@ export default class SMSVerification extends Component {
           { cancel }
           <Button
             key='done' label='Done'
-            disabled={ !stepIsValid }
+            disabled={ !isStepValid }
             icon={ <ActionDoneAll /> }
             onClick={ onClose }
           />
@@ -98,116 +116,62 @@ export default class SMSVerification extends Component {
       );
     }
 
+    let action;
+    if (step === 3) {
+      action = store.done;
+    } else if (step === 2) {
+      action = store.sendConfirmation;
+    } else if (step === 1) {
+      action = store.queryCode;
+    } else if (step === 0) {
+      action = store.sendRequest;
+    }
+
     return (
       <div>
         { cancel }
         <Button
           key='next' label='Next'
-          disabled={ !stepIsValid }
+          disabled={ !isStepValid }
           icon={ <IdentityIcon address={ account } button /> }
-          onClick={ this.next }
+          onClick={ action }
         />
       </div>
     );
   }
 
-  renderStep () {
-    const { contract } = this.state;
-    if (!contract) {
-      return null;
-    }
+  renderStep (step, error) {
+    if (error) return (<p>{ error }</p>);
+
+    const {
+      fee, isNumberValid, isVerified, hasRequested,
+      requestTx, isCodeValid, confirmationTx,
+      setNumber, setConsentGiven, setCode
+    } = this.state.store;
 
-    const { step } = this.state;
     if (step === 4) {
-      return this.renderFifthStep();
-    } else if (step === 3) {
-      return this.renderFourthStep();
-    } else if (step === 2) {
-      return this.renderThirdStep();
-    } else if (step === 1) {
-      return this.renderSecondStep();
-    } else {
-      return this.renderFirstStep();
+      return (<Done />);
     }
-  }
-
-  onDataIsValid = () => {
-    this.setState({ stepIsValid: true });
-  }
-  onDataIsInvalid = () => {
-    this.setState({ stepIsValid: false });
-  }
-  onData = (data) => {
-    this.setState({
-      data: Object.assign({}, this.state.data, data)
-    });
-  }
-
-  next = () => {
-    const { stepIsValid } = this.state;
-    if (stepIsValid) {
-      this.setState({ step: this.state.step + 1, stepIsValid: false });
+    if (step === 3) {
+      return (<SendConfirmation step={ step } tx={ confirmationTx } />);
+    }
+    if (step === 2) {
+      return (<QueryCode fee={ fee } isCodeValid={ isCodeValid } setCode={ setCode } />);
+    }
+    if (step === 1) {
+      return (<SendRequest step={ step } tx={ requestTx } />);
+    }
+    if (step === 0) {
+      const { setNumber, setConsentGiven } = this.state.store;
+      return (
+        <GatherData
+          fee={ fee } isNumberValid={ isNumberValid }
+          isVerified={ isVerified } hasRequested={ hasRequested }
+          setNumber={ setNumber } setConsentGiven={ setConsentGiven }
+        />
+      );
     }
-  }
 
-  renderFirstStep () {
-    const { account } = this.props;
-    const { contract, data } = this.state;
-
-    return (
-      <GatherData
-        account={ account } contract={ contract } data={ data }
-        onData={ this.onData }
-        onDataIsValid={ this.onDataIsValid }
-        onDataIsInvalid={ this.onDataIsInvalid }
-      />
-    );
-  }
-
-  renderSecondStep () {
-    const { account } = this.props;
-    const { contract, data } = this.state;
-
-    return (
-      <SendRequest
-        account={ account } contract={ contract } data={ data }
-        onData={ this.onData }
-        onSuccess={ this.onDataIsValid }
-        onError={ this.onDataIsInvalid }
-        nextStep={ this.next }
-      />
-    );
-  }
-
-  renderThirdStep () {
-    const { data } = this.state;
-
-    return (
-      <QueryCode
-        data={ data }
-        onData={ this.onData }
-        onDataIsValid={ this.onDataIsValid }
-        onDataIsInvalid={ this.onDataIsInvalid }
-      />
-    );
-  }
-
-  renderFourthStep () {
-    const { account } = this.props;
-    const { contract, data } = this.state;
-
-    return (
-      <SendConfirmation
-        account={ account } contract={ contract } data={ data }
-        onData={ this.onData }
-        onSuccess={ this.onDataIsValid }
-        onError={ this.onDataIsInvalid }
-        nextStep={ this.next }
-      />
-    );
-  }
-
-  renderFifthStep () {
-    return (<Done onSuccess={ this.onDataIsValid } />);
+    return null;
   }
 }
diff --git a/js/src/modals/SMSVerification/store.js b/js/src/modals/SMSVerification/store.js
index 669a168e6..f58f60142 100644
--- a/js/src/modals/SMSVerification/store.js
+++ b/js/src/modals/SMSVerification/store.js
@@ -60,6 +60,39 @@ export default class VerificationStore {
     return phone.isValidNumber(this.number);
   }
 
+  @computed get isStepValid () {
+    if (this.step === VerificationStore.DONE) {
+      return true;
+    }
+    if (this.error) {
+      return false;
+    }
+
+    if (this.step === VerificationStore.GATHERED_DATA) {
+      return this.fee && this.isVerified === false && this.isNumberValid && this.consentGiven;
+    }
+    if (this.step === VerificationStore.REQUESTED_SMS) {
+      return this.requestTx;
+    }
+    if (this.step === VerificationStore.QUERY_CODE) {
+      return this.isCodeValid;
+    }
+    if (this.step === VerificationStore.POSTED_CONFIRMATION) {
+      return this.confirmationTx;
+    }
+    return false;
+  }
+
+  @action setNumber = (number) => {
+    this.number = number;
+  }
+  @action setConsentGiven = (consentGiven) => {
+    this.consentGiven = consentGiven;
+  }
+  @action setCode = (code) => {
+    this.code = code;
+  }
+
   constructor (api, account) {
     this.api = api;
     this.account = account;
@@ -106,14 +139,6 @@ export default class VerificationStore {
     });
   }
 
-  @action setNumber = (number) => {
-    this.number = number;
-  }
-
-  @action setConsentGiven = (consentGiven) => {
-    this.consentGiven = consentGiven;
-  }
-
   @action sendRequest = () => {
     const { api, account, contract, fee, number, hasRequested } = this;
 
@@ -153,8 +178,8 @@ export default class VerificationStore {
       });
   }
 
-  @action setCode = (code) => {
-    this.code = code;
+  @action queryCode = () => {
+    this.step = VerificationStore.QUERY_CODE;
   }
 
   @action sendConfirmation = () => {
@@ -188,4 +213,8 @@ export default class VerificationStore {
         this.error = 'Failed to send the verification code: ' + err.message;
       });
   }
+
+  @action done = () => {
+    this.step = VerificationStore.DONE;
+  }
 }