diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnStation.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnStation.kt
index adac075..a1b48de 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnStation.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnStation.kt
@@ -1,5 +1,7 @@
 package de.twomartens.timetable.bahnApi.model.db
 
+import de.twomartens.timetable.model.Eva
+import de.twomartens.timetable.model.NonEmptyString
 import org.bson.types.ObjectId
 import org.springframework.data.annotation.CreatedDate
 import org.springframework.data.annotation.Id
@@ -11,8 +13,8 @@ import java.time.Instant
 
 @Document
 data class BahnStation(
-        @TextIndexed var name: String,
-        @Indexed(unique = true) var eva: Int?,
+        @TextIndexed var name: NonEmptyString,
+        @Indexed(unique = true) var eva: Eva,
         var ds100: String,
         var db: Boolean
 ) {
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnTimetable.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnTimetable.kt
index 2923360..41ce5b8 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnTimetable.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnTimetable.kt
@@ -1,6 +1,8 @@
 package de.twomartens.timetable.bahnApi.model.db
 
 import de.twomartens.timetable.bahnApi.model.dto.BahnStationStop
+import de.twomartens.timetable.model.Eva
+import de.twomartens.timetable.model.NonEmptyString
 import org.bson.types.ObjectId
 import org.springframework.data.annotation.CreatedDate
 import org.springframework.data.annotation.Id
@@ -14,9 +16,9 @@ import java.time.LocalDateTime
 @Document
 @CompoundIndex(def = "{'eva': 1, 'dateTime': 1}", unique = true)
 data class BahnTimetable(
-        var eva: Int,
+        var eva: Eva,
         var dateTime: LocalDateTime,
-        @TextIndexed var station: String,
+        @TextIndexed var station: NonEmptyString,
         var stops: List<BahnStationStop>
 ) {
     @Id
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnStation.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnStation.kt
index d3862dc..afc0027 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnStation.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnStation.kt
@@ -1,18 +1,19 @@
 package de.twomartens.timetable.bahnApi.model.dto
 
+import de.twomartens.timetable.model.Eva
 import jakarta.xml.bind.annotation.XmlAccessType
 import jakarta.xml.bind.annotation.XmlAccessorType
 import jakarta.xml.bind.annotation.XmlAttribute
 
 @XmlAccessorType(XmlAccessType.FIELD)
 data class BahnStation(
-    @field:XmlAttribute
+        @field:XmlAttribute
     var name: String,
-    @field:XmlAttribute
-    var eva: Int?,
-    @field:XmlAttribute
+        @field:XmlAttribute
+    var eva: Eva?,
+        @field:XmlAttribute
     var ds100: String,
-    @field:XmlAttribute
+        @field:XmlAttribute
     var db: Boolean
 ) {
     constructor(): this("", null, "", true)
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnStationStop.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnStationStop.kt
index 912cf2b..d36337b 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnStationStop.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnStationStop.kt
@@ -1,5 +1,6 @@
 package de.twomartens.timetable.bahnApi.model.dto
 
+import de.twomartens.timetable.model.Eva
 import jakarta.xml.bind.annotation.XmlAccessType
 import jakarta.xml.bind.annotation.XmlAccessorType
 import jakarta.xml.bind.annotation.XmlAttribute
@@ -7,7 +8,7 @@ import jakarta.xml.bind.annotation.XmlElement
 
 @XmlAccessorType(XmlAccessType.FIELD)
 data class BahnStationStop(
-    @field:XmlAttribute var eva: Int?,
+    @field:XmlAttribute var eva: Eva?,
     @field:XmlAttribute var id: String,
     @field:XmlElement(name = "tl") var tripLabel: BahnTripLabel?,
     @field:XmlElement(name = "ar") var arrival: BahnStopEvent?,
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnTimetable.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnTimetable.kt
index 45645a2..45cc8c8 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnTimetable.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/dto/BahnTimetable.kt
@@ -1,11 +1,12 @@
 package de.twomartens.timetable.bahnApi.model.dto
 
+import de.twomartens.timetable.model.Eva
 import jakarta.xml.bind.annotation.*
 
 @XmlRootElement(name = "timetable")
 @XmlAccessorType(XmlAccessType.FIELD)
 data class BahnTimetable(
-    @field:XmlAttribute var eva: Int?,
+    @field:XmlAttribute var eva: Eva?,
     @field:XmlAttribute var station: String,
     @field:XmlElement(name = "s") var stops: List<BahnStationStop>
 ) {
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/BahnStationRepository.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/BahnStationRepository.kt
index ed1285d..25bf5ea 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/BahnStationRepository.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/BahnStationRepository.kt
@@ -3,4 +3,5 @@ package de.twomartens.timetable.bahnApi.repository
 import de.twomartens.timetable.bahnApi.model.db.BahnStation
 import org.springframework.data.mongodb.repository.MongoRepository
 
+// TODO: figure out what ID type should be
 interface BahnStationRepository : MongoRepository<BahnStation, String>
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/BahnTimetableRepository.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/BahnTimetableRepository.kt
index 3bbb55c..c6f89fd 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/BahnTimetableRepository.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/BahnTimetableRepository.kt
@@ -1,7 +1,7 @@
 package de.twomartens.timetable.bahnApi.repository
 
-import de.twomartens.timetable.bahnApi.model.db.BahnStation
 import de.twomartens.timetable.bahnApi.model.db.BahnTimetable
 import org.springframework.data.mongodb.repository.MongoRepository
 
-interface BahnTimetableRepository : MongoRepository<BahnTimetable, String>
+// TODO: figure out what ID type should be
+interface BahnTimetableRepository : MongoRepository<BahnTimetable, String>
\ No newline at end of file
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/ScheduledFetchTaskRepository.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/ScheduledFetchTaskRepository.kt
index 952d092..85dee16 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/ScheduledFetchTaskRepository.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/repository/ScheduledFetchTaskRepository.kt
@@ -3,4 +3,5 @@ package de.twomartens.timetable.bahnApi.repository
 import de.twomartens.timetable.bahnApi.model.db.ScheduledFetchTask
 import org.springframework.data.mongodb.repository.MongoRepository
 
+// TODO: what should be ID type be?
 interface ScheduledFetchTaskRepository : MongoRepository<ScheduledFetchTask, String>
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/controller/TimetableController.kt b/module-server/src/main/kotlin/de/twomartens/timetable/controller/TimetableController.kt
new file mode 100644
index 0000000..935bfc3
--- /dev/null
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/controller/TimetableController.kt
@@ -0,0 +1,55 @@
+package de.twomartens.timetable.controller
+
+import de.twomartens.timetable.model.NonEmptyString
+import de.twomartens.timetable.repository.TswRouteRepository
+import de.twomartens.timetable.service.ScheduledTaskService
+import io.swagger.v3.oas.annotations.Operation
+import io.swagger.v3.oas.annotations.Parameter
+import io.swagger.v3.oas.annotations.responses.ApiResponse
+import io.swagger.v3.oas.annotations.tags.Tag
+import org.springframework.http.HttpStatus
+import org.springframework.web.bind.annotation.PathVariable
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
+import org.springframework.web.server.ResponseStatusException
+import java.time.Clock
+import java.time.LocalDate
+
+@RestController
+@RequestMapping(value = ["/timetable/v1"])
+@Tag(name = "Timetables", description = "all requests relating to timetables")
+class TimetableController(
+        private val clock: Clock,
+        private val routeRepository: TswRouteRepository,
+        private val scheduledTaskService: ScheduledTaskService
+) {
+    @Operation(
+            summary = "Task the backend with fetching a timetable for specified route and date",
+            responses = [ApiResponse(
+                    responseCode = "200",
+                    description = "Timetable will be fetched as requested"
+            ), ApiResponse(
+                    responseCode = "400",
+                    description = "Request does not follow specification"
+            )]
+    )
+    @PostMapping("/{routeName}/fetchTimetable/{date}")
+    fun scheduleFetch(
+            @PathVariable @Parameter(description = "The name of the TSW route.",
+                    example = "CologneAachen",
+                    required = true) routeName: NonEmptyString,
+            @PathVariable @Parameter(
+                    description = "The date to fetch timetable for. Must be in the future.",
+                    example = "2023-09-12",
+                    required = true) date: LocalDate
+    ) {
+        if (!date.isAfter(LocalDate.now(clock))) {
+            throw ResponseStatusException(HttpStatus.BAD_REQUEST, "Date must be in the future")
+        }
+        val route = routeRepository.findByName(routeName)
+                ?: throw ResponseStatusException(HttpStatus.BAD_REQUEST,
+                        "Route name must belong to existing route")
+        scheduledTaskService.scheduleTimetableFetch(route, date)
+    }
+}
\ No newline at end of file
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/model/NonEmptyString.kt b/module-server/src/main/kotlin/de/twomartens/timetable/model/NonEmptyString.kt
new file mode 100644
index 0000000..f30dfc5
--- /dev/null
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/model/NonEmptyString.kt
@@ -0,0 +1,10 @@
+package de.twomartens.timetable.model
+
+@JvmInline
+value class NonEmptyString(val name: String) {
+    init {
+        require(name.isNotBlank()) {
+            "Name must not be blank"
+        }
+    }
+}
\ No newline at end of file
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/model/db/TswRoute.kt b/module-server/src/main/kotlin/de/twomartens/timetable/model/db/TswRoute.kt
index b70609c..cd20405 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/model/db/TswRoute.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/model/db/TswRoute.kt
@@ -1,6 +1,7 @@
 package de.twomartens.timetable.model.db
 
 import de.twomartens.timetable.model.Eva
+import de.twomartens.timetable.model.NonEmptyString
 import org.bson.types.ObjectId
 import org.springframework.data.annotation.CreatedDate
 import org.springframework.data.annotation.Id
@@ -11,7 +12,7 @@ import java.time.Instant
 
 @Document
 data class TswRoute(
-        @Indexed(unique = true) var name: String,
+        @Indexed(unique = true) var name: NonEmptyString,
         /**
          * Ordered list of stations that represent the order of stations on the route.
          *
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/repository/TswRouteRepository.kt b/module-server/src/main/kotlin/de/twomartens/timetable/repository/TswRouteRepository.kt
new file mode 100644
index 0000000..ddc0ccf
--- /dev/null
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/repository/TswRouteRepository.kt
@@ -0,0 +1,10 @@
+package de.twomartens.timetable.repository
+
+import de.twomartens.timetable.model.NonEmptyString
+import de.twomartens.timetable.model.db.TswRoute
+import org.bson.types.ObjectId
+import org.springframework.data.mongodb.repository.MongoRepository
+
+interface TswRouteRepository : MongoRepository<TswRoute, ObjectId> {
+    fun findByName(name: NonEmptyString): TswRoute?
+}