diff --git a/modules/restapi/src/main/resources/docspell-openapi.yml b/modules/restapi/src/main/resources/docspell-openapi.yml
index 642a8bba..090a80d7 100644
--- a/modules/restapi/src/main/resources/docspell-openapi.yml
+++ b/modules/restapi/src/main/resources/docspell-openapi.yml
@@ -1755,8 +1755,113 @@ paths:
               schema:
                 $ref: "#/components/schemas/BasicResult"
 
+  /sec/usertask/scanmailbox:
+    get:
+      tags: [ User Tasks ]
+      summary: Get settings for "Scan Mailbox" task
+      description: |
+        Return the current settings for the scan mailbox task of the
+        authenticated user. Users can periodically fetch mails to be
+        imported into docspell.
+      security:
+        - authTokenHeader: []
+      responses:
+        200:
+          description: Ok
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ScanMailboxSettings"
+    post:
+      tags: [ User Tasks ]
+      summary: Change current settings for "Scan Mailbox" task
+      description: |
+        Change the current settings for the scan-mailbox task of the
+        authenticated user.
+      security:
+        - authTokenHeader: []
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/ScanMailboxSettings"
+      responses:
+        200:
+          description: Ok
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/BasicResult"
+  /sec/usertask/scanmailbox/startonce:
+    post:
+      tags: [ User Tasks ]
+      summary: Start the "Scan Mailbox" task once
+      description: |
+        Starts the scan-mailbox task just once, discarding the
+        schedule and not updating the periodic task.
+      security:
+        - authTokenHeader: []
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/ScanMailboxSettings"
+      responses:
+        200:
+          description: Ok
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/BasicResult"
+
 components:
   schemas:
+    ScanMailboxSettings:
+      description: |
+        Settings for the scan mailbox task.
+      required:
+        - id
+        - enabled
+        - imapConnection
+        - schedule
+        - folders
+      properties:
+        id:
+          type: string
+          format: ident
+        enabled:
+          type: boolean
+        imapConnection:
+          type: string
+          format: ident
+        folders:
+          type: array
+          items:
+            type: string
+        schedule:
+          type: string
+          format: calevent
+        receivedSinceHours:
+          type: integer
+          description: |
+            Look only for mails newer than `receivedSinceHours' hours.
+        targetFolder:
+          type: string
+          description: |
+            The folder to move all mails into that have been
+            successfully submitted to docspell.
+        deleteMail:
+          type: boolean
+          description: |
+            Whether to delete all successfully imported mails. This
+            only applies, if `targetFolder' is not set.
+        direction:
+          type: string
+          format: direction
+          description: |
+            The direction to apply to items resulting from importing
+            mails. If not set, the value is guessed based on the from
+            and to mail headers and your address book.
     ImapSettingsList:
       description: |
         A list of user email settings.
diff --git a/modules/webapp/src/main/elm/Api.elm b/modules/webapp/src/main/elm/Api.elm
index e1e74060..f56cb7d7 100644
--- a/modules/webapp/src/main/elm/Api.elm
+++ b/modules/webapp/src/main/elm/Api.elm
@@ -30,6 +30,7 @@ module Api exposing
     , getOrganizations
     , getPersons
     , getPersonsLight
+    , getScanMailbox
     , getSentMails
     , getSources
     , getTags
@@ -64,7 +65,9 @@ module Api exposing
     , setTags
     , setUnconfirmed
     , startOnceNotifyDueItems
+    , startOnceScanMailbox
     , submitNotifyDueItems
+    , submitScanMailbox
     , upload
     , uploadSingle
     , versionInfo
@@ -105,6 +108,7 @@ import Api.Model.Person exposing (Person)
 import Api.Model.PersonList exposing (PersonList)
 import Api.Model.ReferenceList exposing (ReferenceList)
 import Api.Model.Registration exposing (Registration)
+import Api.Model.ScanMailboxSettings exposing (ScanMailboxSettings)
 import Api.Model.SentMails exposing (SentMails)
 import Api.Model.SimpleMail exposing (SimpleMail)
 import Api.Model.Source exposing (Source)
@@ -127,6 +131,50 @@ import Util.Http as Http2
 
 
 
+--- Scan Mailboxes
+
+
+startOnceScanMailbox :
+    Flags
+    -> ScanMailboxSettings
+    -> (Result Http.Error BasicResult -> msg)
+    -> Cmd msg
+startOnceScanMailbox flags settings receive =
+    Http2.authPost
+        { url = flags.config.baseUrl ++ "/api/v1/sec/usertask/scanmailbox/startonce"
+        , account = getAccount flags
+        , body = Http.jsonBody (Api.Model.ScanMailboxSettings.encode settings)
+        , expect = Http.expectJson receive Api.Model.BasicResult.decoder
+        }
+
+
+submitScanMailbox :
+    Flags
+    -> ScanMailboxSettings
+    -> (Result Http.Error BasicResult -> msg)
+    -> Cmd msg
+submitScanMailbox flags settings receive =
+    Http2.authPost
+        { url = flags.config.baseUrl ++ "/api/v1/sec/usertask/scanmailbox"
+        , account = getAccount flags
+        , body = Http.jsonBody (Api.Model.ScanMailboxSettings.encode settings)
+        , expect = Http.expectJson receive Api.Model.BasicResult.decoder
+        }
+
+
+getScanMailbox :
+    Flags
+    -> (Result Http.Error ScanMailboxSettings -> msg)
+    -> Cmd msg
+getScanMailbox flags receive =
+    Http2.authGet
+        { url = flags.config.baseUrl ++ "/api/v1/sec/usertask/scanmailbox"
+        , account = getAccount flags
+        , expect = Http.expectJson receive Api.Model.ScanMailboxSettings.decoder
+        }
+
+
+
 --- NotifyDueItems
 
 
diff --git a/modules/webapp/src/main/elm/Comp/ScanMailboxForm.elm b/modules/webapp/src/main/elm/Comp/ScanMailboxForm.elm
new file mode 100644
index 00000000..e1628039
--- /dev/null
+++ b/modules/webapp/src/main/elm/Comp/ScanMailboxForm.elm
@@ -0,0 +1,372 @@
+module Comp.ScanMailboxForm exposing
+    ( Model
+    , Msg
+    , init
+    , update
+    , view
+    )
+
+import Api
+import Api.Model.BasicResult exposing (BasicResult)
+import Api.Model.ImapSettingsList exposing (ImapSettingsList)
+import Api.Model.ScanMailboxSettings exposing (ScanMailboxSettings)
+import Api.Model.Tag exposing (Tag)
+import Api.Model.TagList exposing (TagList)
+import Comp.CalEventInput
+import Comp.Dropdown
+import Comp.EmailInput
+import Comp.IntField
+import Data.CalEvent exposing (CalEvent)
+import Data.Flags exposing (Flags)
+import Data.Validated exposing (Validated(..))
+import Html exposing (..)
+import Html.Attributes exposing (..)
+import Html.Events exposing (onCheck, onClick)
+import Http
+import Util.Http
+import Util.Maybe
+import Util.Update
+
+
+type alias Model =
+    { settings : ScanMailboxSettings
+    , connectionModel : Comp.Dropdown.Model String
+    , enabled : Bool
+    , schedule : Validated CalEvent
+    , scheduleModel : Comp.CalEventInput.Model
+    , formMsg : Maybe BasicResult
+    , loading : Int
+    }
+
+
+type Msg
+    = Submit
+    | ConnMsg (Comp.Dropdown.Msg String)
+    | ConnResp (Result Http.Error ImapSettingsList)
+    | ToggleEnabled
+    | CalEventMsg Comp.CalEventInput.Msg
+    | SetScanMailboxSettings (Result Http.Error ScanMailboxSettings)
+    | SubmitResp (Result Http.Error BasicResult)
+    | StartOnce
+
+
+initCmd : Flags -> Cmd Msg
+initCmd flags =
+    Cmd.batch
+        [ Api.getImapSettings flags "" ConnResp
+        , Api.getScanMailbox flags SetScanMailboxSettings
+        ]
+
+
+init : Flags -> ( Model, Cmd Msg )
+init flags =
+    let
+        initialSchedule =
+            Data.Validated.Unknown Data.CalEvent.everyMonth
+
+        ( sm, sc ) =
+            Comp.CalEventInput.init flags Data.CalEvent.everyMonth
+    in
+    ( { settings = Api.Model.ScanMailboxSettings.empty
+      , connectionModel =
+            Comp.Dropdown.makeSingle
+                { makeOption = \a -> { value = a, text = a }
+                , placeholder = "Select connection..."
+                }
+      , enabled = False
+      , schedule = initialSchedule
+      , scheduleModel = sm
+      , formMsg = Nothing
+      , loading = 3
+      }
+    , Cmd.batch
+        [ initCmd flags
+        , Cmd.map CalEventMsg sc
+        ]
+    )
+
+
+
+--- Update
+
+
+makeSettings : Model -> Validated ScanMailboxSettings
+makeSettings model =
+    let
+        prev =
+            model.settings
+
+        conn =
+            Comp.Dropdown.getSelected model.connectionModel
+                |> List.head
+                |> Maybe.map Valid
+                |> Maybe.withDefault (Invalid [ "Connection missing" ] "")
+
+        make smtp timer =
+            { prev
+                | imapConnection = smtp
+                , enabled = model.enabled
+                , schedule = Data.CalEvent.makeEvent timer
+            }
+    in
+    Data.Validated.map2 make
+        conn
+        model.schedule
+
+
+withValidSettings : (ScanMailboxSettings -> Cmd Msg) -> Model -> ( Model, Cmd Msg )
+withValidSettings mkcmd model =
+    case makeSettings model of
+        Valid set ->
+            ( { model | formMsg = Nothing }
+            , mkcmd set
+            )
+
+        Invalid errs _ ->
+            let
+                errMsg =
+                    String.join ", " errs
+            in
+            ( { model | formMsg = Just (BasicResult False errMsg) }, Cmd.none )
+
+        Unknown _ ->
+            ( { model | formMsg = Just (BasicResult False "An unknown error occured") }
+            , Cmd.none
+            )
+
+
+update : Flags -> Msg -> Model -> ( Model, Cmd Msg )
+update flags msg model =
+    case msg of
+        CalEventMsg lmsg ->
+            let
+                ( cm, cc, cs ) =
+                    Comp.CalEventInput.update flags
+                        (Data.Validated.value model.schedule)
+                        lmsg
+                        model.scheduleModel
+            in
+            ( { model
+                | schedule = cs
+                , scheduleModel = cm
+                , formMsg = Nothing
+              }
+            , Cmd.map CalEventMsg cc
+            )
+
+        ConnMsg m ->
+            let
+                ( cm, cc ) =
+                    Comp.Dropdown.update m model.connectionModel
+            in
+            ( { model
+                | connectionModel = cm
+                , formMsg = Nothing
+              }
+            , Cmd.map ConnMsg cc
+            )
+
+        ConnResp (Ok list) ->
+            let
+                names =
+                    List.map .name list.items
+
+                cm =
+                    Comp.Dropdown.makeSingleList
+                        { makeOption = \a -> { value = a, text = a }
+                        , placeholder = "Select Connection..."
+                        , options = names
+                        , selected = List.head names
+                        }
+            in
+            ( { model
+                | connectionModel = cm
+                , loading = model.loading - 1
+                , formMsg =
+                    if names == [] then
+                        Just
+                            (BasicResult False
+                                "No E-Mail connections configured. Goto E-Mail Settings to add one."
+                            )
+
+                    else
+                        Nothing
+              }
+            , Cmd.none
+            )
+
+        ConnResp (Err err) ->
+            ( { model
+                | formMsg = Just (BasicResult False (Util.Http.errorToString err))
+                , loading = model.loading - 1
+              }
+            , Cmd.none
+            )
+
+        ToggleEnabled ->
+            ( { model
+                | enabled = not model.enabled
+                , formMsg = Nothing
+              }
+            , Cmd.none
+            )
+
+        SetScanMailboxSettings (Ok s) ->
+            let
+                imap =
+                    Util.Maybe.fromString s.imapConnection
+                        |> Maybe.map List.singleton
+                        |> Maybe.withDefault []
+
+                ( nm, nc ) =
+                    Util.Update.andThen1
+                        [ update flags (ConnMsg (Comp.Dropdown.SetSelection imap))
+                        ]
+                        model
+
+                newSchedule =
+                    Data.CalEvent.fromEvent s.schedule
+                        |> Maybe.withDefault Data.CalEvent.everyMonth
+
+                ( sm, sc ) =
+                    Comp.CalEventInput.init flags newSchedule
+            in
+            ( { nm
+                | settings = s
+                , enabled = s.enabled
+                , schedule = Data.Validated.Unknown newSchedule
+                , scheduleModel = sm
+                , formMsg = Nothing
+                , loading = model.loading - 1
+              }
+            , Cmd.batch
+                [ nc
+                , Cmd.map CalEventMsg sc
+                ]
+            )
+
+        SetScanMailboxSettings (Err err) ->
+            ( { model
+                | formMsg = Just (BasicResult False (Util.Http.errorToString err))
+                , loading = model.loading - 1
+              }
+            , Cmd.none
+            )
+
+        Submit ->
+            withValidSettings
+                (\set -> Api.submitScanMailbox flags set SubmitResp)
+                model
+
+        StartOnce ->
+            withValidSettings
+                (\set -> Api.startOnceScanMailbox flags set SubmitResp)
+                model
+
+        SubmitResp (Ok res) ->
+            ( { model | formMsg = Just res }
+            , Cmd.none
+            )
+
+        SubmitResp (Err err) ->
+            ( { model
+                | formMsg = Just (BasicResult False (Util.Http.errorToString err))
+              }
+            , Cmd.none
+            )
+
+
+
+--- View
+
+
+isFormError : Model -> Bool
+isFormError model =
+    Maybe.map .success model.formMsg
+        |> Maybe.map not
+        |> Maybe.withDefault False
+
+
+isFormSuccess : Model -> Bool
+isFormSuccess model =
+    Maybe.map .success model.formMsg
+        |> Maybe.withDefault False
+
+
+view : String -> Model -> Html Msg
+view extraClasses model =
+    div
+        [ classList
+            [ ( "ui form", True )
+            , ( extraClasses, True )
+            , ( "error", isFormError model )
+            , ( "success", isFormSuccess model )
+            ]
+        ]
+        [ div
+            [ classList
+                [ ( "ui dimmer", True )
+                , ( "active", model.loading > 0 )
+                ]
+            ]
+            [ div [ class "ui text loader" ]
+                [ text "Loading..."
+                ]
+            ]
+        , div [ class "required field" ]
+            [ label [] [ text "Send via" ]
+            , Html.map ConnMsg (Comp.Dropdown.view model.connectionModel)
+            , span [ class "small-info" ]
+                [ text "The IMAP connection to use when sending notification mails."
+                ]
+            ]
+        , div [ class "required field" ]
+            [ label []
+                [ text "Schedule"
+                , a
+                    [ class "right-float"
+                    , href "https://github.com/eikek/calev#what-are-calendar-events"
+                    , target "_blank"
+                    ]
+                    [ i [ class "help icon" ] []
+                    , text "Click here for help"
+                    ]
+                ]
+            , Html.map CalEventMsg
+                (Comp.CalEventInput.view ""
+                    (Data.Validated.value model.schedule)
+                    model.scheduleModel
+                )
+            , span [ class "small-info" ]
+                [ text "Specify how often and when this task should run. "
+                , text "Use English 3-letter weekdays. Either a single value, "
+                , text "a list (ex. 1,2,3), a range (ex. 1..3) or a '*' (meaning all) "
+                , text "is allowed for each part."
+                ]
+            ]
+        , div [ class "ui divider" ] []
+        , div
+            [ classList
+                [ ( "ui message", True )
+                , ( "success", isFormSuccess model )
+                , ( "error", isFormError model )
+                , ( "hidden", model.formMsg == Nothing )
+                ]
+            ]
+            [ Maybe.map .message model.formMsg
+                |> Maybe.withDefault ""
+                |> text
+            ]
+        , button
+            [ class "ui primary button"
+            , onClick Submit
+            ]
+            [ text "Submit"
+            ]
+        , button
+            [ class "ui right floated button"
+            , onClick StartOnce
+            ]
+            [ text "Start Once"
+            ]
+        ]
diff --git a/modules/webapp/src/main/elm/Page/UserSettings/Data.elm b/modules/webapp/src/main/elm/Page/UserSettings/Data.elm
index 56276a09..292fc5b0 100644
--- a/modules/webapp/src/main/elm/Page/UserSettings/Data.elm
+++ b/modules/webapp/src/main/elm/Page/UserSettings/Data.elm
@@ -9,6 +9,7 @@ import Comp.ChangePasswordForm
 import Comp.EmailSettingsManage
 import Comp.ImapSettingsManage
 import Comp.NotificationForm
+import Comp.ScanMailboxForm
 import Data.Flags exposing (Flags)
 
 
@@ -18,6 +19,7 @@ type alias Model =
     , emailSettingsModel : Comp.EmailSettingsManage.Model
     , imapSettingsModel : Comp.ImapSettingsManage.Model
     , notificationModel : Comp.NotificationForm.Model
+    , scanMailboxModel : Comp.ScanMailboxForm.Model
     }
 
 
@@ -28,6 +30,7 @@ emptyModel flags =
     , emailSettingsModel = Comp.EmailSettingsManage.emptyModel
     , imapSettingsModel = Comp.ImapSettingsManage.emptyModel
     , notificationModel = Tuple.first (Comp.NotificationForm.init flags)
+    , scanMailboxModel = Tuple.first (Comp.ScanMailboxForm.init flags)
     }
 
 
@@ -36,6 +39,7 @@ type Tab
     | EmailSettingsTab
     | ImapSettingsTab
     | NotificationTab
+    | ScanMailboxTab
 
 
 type Msg
@@ -44,3 +48,4 @@ type Msg
     | EmailSettingsMsg Comp.EmailSettingsManage.Msg
     | NotificationMsg Comp.NotificationForm.Msg
     | ImapSettingsMsg Comp.ImapSettingsManage.Msg
+    | ScanMailboxMsg Comp.ScanMailboxForm.Msg
diff --git a/modules/webapp/src/main/elm/Page/UserSettings/Update.elm b/modules/webapp/src/main/elm/Page/UserSettings/Update.elm
index 1a56cac1..fffa6b8c 100644
--- a/modules/webapp/src/main/elm/Page/UserSettings/Update.elm
+++ b/modules/webapp/src/main/elm/Page/UserSettings/Update.elm
@@ -4,6 +4,7 @@ import Comp.ChangePasswordForm
 import Comp.EmailSettingsManage
 import Comp.ImapSettingsManage
 import Comp.NotificationForm
+import Comp.ScanMailboxForm
 import Data.Flags exposing (Flags)
 import Page.UserSettings.Data exposing (..)
 
@@ -42,6 +43,14 @@ update flags msg model =
                                         (Tuple.second (Comp.NotificationForm.init flags))
                             in
                             ( m, initCmd )
+
+                        ScanMailboxTab ->
+                            let
+                                initCmd =
+                                    Cmd.map ScanMailboxMsg
+                                        (Tuple.second (Comp.ScanMailboxForm.init flags))
+                            in
+                            ( m, initCmd )
             in
             ( m2, cmd )
 
@@ -74,3 +83,12 @@ update flags msg model =
             ( { model | notificationModel = m2 }
             , Cmd.map NotificationMsg c2
             )
+
+        ScanMailboxMsg lm ->
+            let
+                ( m2, c2 ) =
+                    Comp.ScanMailboxForm.update flags lm model.scanMailboxModel
+            in
+            ( { model | scanMailboxModel = m2 }
+            , Cmd.map ScanMailboxMsg c2
+            )
diff --git a/modules/webapp/src/main/elm/Page/UserSettings/View.elm b/modules/webapp/src/main/elm/Page/UserSettings/View.elm
index 4997c5ee..2fad7e0b 100644
--- a/modules/webapp/src/main/elm/Page/UserSettings/View.elm
+++ b/modules/webapp/src/main/elm/Page/UserSettings/View.elm
@@ -4,6 +4,7 @@ import Comp.ChangePasswordForm
 import Comp.EmailSettingsManage
 import Comp.ImapSettingsManage
 import Comp.NotificationForm
+import Comp.ScanMailboxForm
 import Html exposing (..)
 import Html.Attributes exposing (..)
 import Html.Events exposing (onClick)
@@ -24,6 +25,7 @@ view model =
                     , makeTab model EmailSettingsTab "E-Mail Settings (SMTP)" "mail icon"
                     , makeTab model ImapSettingsTab "E-Mail Settings (IMAP)" "mail icon"
                     , makeTab model NotificationTab "Notification Task" "bullhorn icon"
+                    , makeTab model ScanMailboxTab "Scan Mailbox Task" "envelope open outline icon"
                     ]
                 ]
             ]
@@ -42,6 +44,9 @@ view model =
                     Just ImapSettingsTab ->
                         viewImapSettings model
 
+                    Just ScanMailboxTab ->
+                        viewScanMailboxForm model
+
                     Nothing ->
                         []
                 )
@@ -118,3 +123,26 @@ viewNotificationForm model =
     , Html.map NotificationMsg
         (Comp.NotificationForm.view "segment" model.notificationModel)
     ]
+
+
+viewScanMailboxForm : Model -> List (Html Msg)
+viewScanMailboxForm model =
+    [ h2 [ class "ui header" ]
+        [ i [ class "ui bullhorn icon" ] []
+        , div [ class "content" ]
+            [ text "Scan Mailbox"
+            ]
+        ]
+    , p []
+        [ text "Docspell can scan folders of your mailbox for mails to import. "
+        , text "You need to provide a connection in "
+        , text "your e-mail (imap) settings."
+        ]
+    , p []
+        [ text "Each time this is executed, docspell goes through all configured folders "
+        , text "and imports mails matching the search criteria. The number of mails to import "
+        , text "at one task run is limited. Mails already read in are skipped."
+        ]
+    , Html.map ScanMailboxMsg
+        (Comp.ScanMailboxForm.view "segment" model.scanMailboxModel)
+    ]