diff --git a/app/presenters/licences/view-licence-summary.presenter.js b/app/presenters/licences/view-licence-summary.presenter.js
index 735e8becf4..d172ed3281 100644
--- a/app/presenters/licences/view-licence-summary.presenter.js
+++ b/app/presenters/licences/view-licence-summary.presenter.js
@@ -5,7 +5,7 @@
  * @module ViewLicenceSummaryPresenter
  */
 
-const { formatLongDate, formatAbstractionDate } = require('../base.presenter')
+const { formatLongDate, formatAbstractionDate } = require('../base.presenter.js')
 const { generateAbstractionPointDetail } = require('../../lib/general.lib.js')
 
 /**
@@ -120,14 +120,14 @@ function _generateAbstractionPeriods (licenceVersions) {
     return null
   }
 
-  const formattedAbstactionPeriods = licenceVersions[0].licenceVersionPurposes.map((purpose) => {
+  const formattedAbstractionPeriods = licenceVersions[0].licenceVersionPurposes.map((purpose) => {
     const startDate = formatAbstractionDate(purpose.abstractionPeriodStartDay, purpose.abstractionPeriodStartMonth)
     const endDate = formatAbstractionDate(purpose.abstractionPeriodEndDay, purpose.abstractionPeriodEndMonth)
 
     return `${startDate} to ${endDate}`
   })
 
-  const uniqueAbstractionPeriods = [...new Set(formattedAbstactionPeriods)]
+  const uniqueAbstractionPeriods = [...new Set(formattedAbstractionPeriods)]
 
   return {
     caption: uniqueAbstractionPeriods.length > 1 ? 'Periods of abstraction' : 'Period of abstraction',
@@ -175,7 +175,7 @@ function _generatePurposes (licenceVersions) {
 
 function _parseAbstractionsAndSourceOfSupply (permitLicence) {
   if (!permitLicence ||
-    permitLicence?.purposes === undefined ||
+    !permitLicence.purposes ||
     permitLicence.purposes.length === 0 ||
     permitLicence.purposes[0]?.purposePoints === undefined ||
     permitLicence.purposes[0]?.purposePoints.length === 0
diff --git a/app/services/licences/fetch-licence-abstraction-conditions.service.js b/app/services/licences/fetch-licence-abstraction-conditions.service.js
index f8c13a83d2..57362d8d8c 100644
--- a/app/services/licences/fetch-licence-abstraction-conditions.service.js
+++ b/app/services/licences/fetch-licence-abstraction-conditions.service.js
@@ -32,7 +32,20 @@ const LicenceVersionPurposeModel = require('../../models/licence-version-purpose
  * to and the total count of conditions for the licence version.
  */
 async function go (licenceVersionId) {
-  const results = await LicenceVersionPurposeModel.query()
+  const results = await _fetch(licenceVersionId)
+
+  return _processResults(results)
+}
+
+function _fetch (licenceVersionId) {
+  // NOTE: We have found in testing that there are incomplete licences in the DB, for example, with no licence versions.
+  // If we are dealing with such a licence licenceVersionId will be undefined. As this service knows how to format the
+  // results for downstream services we handle it here rather than in the calling service.
+  if (!licenceVersionId) {
+    return []
+  }
+
+  return LicenceVersionPurposeModel.query()
     .distinct([
       'licenceVersionPurposes.purposeId',
       'licenceVersionPurposeConditionTypes.displayTitle'
@@ -43,8 +56,6 @@ async function go (licenceVersionId) {
     .orderBy([
       { column: 'licenceVersionPurposeConditionTypes.displayTitle', order: 'asc' }
     ])
-
-  return _processResults(results)
 }
 
 function _processResults (results) {
diff --git a/app/services/licences/view-licence-summary.service.js b/app/services/licences/view-licence-summary.service.js
index 3913b1233a..c0e0f6a19a 100644
--- a/app/services/licences/view-licence-summary.service.js
+++ b/app/services/licences/view-licence-summary.service.js
@@ -6,14 +6,15 @@
  */
 
 const FetchLicenceAbstractionConditionsService = require('./fetch-licence-abstraction-conditions.service.js')
-const FetchLicenceSummaryService = require('./fetch-licence-summary.service')
-const ViewLicenceSummaryPresenter = require('../../presenters/licences/view-licence-summary.presenter')
-const ViewLicenceService = require('./view-licence.service')
+const FetchLicenceSummaryService = require('./fetch-licence-summary.service.js')
+const ViewLicenceSummaryPresenter = require('../../presenters/licences/view-licence-summary.presenter.js')
+const ViewLicenceService = require('./view-licence.service.js')
 
 /**
  * Orchestrates fetching and presenting the data needed for the licence summary page
  *
  * @param {string} licenceId - The UUID of the licence
+ * @param {object} auth - The auth object taken from `request.auth` containing user details
  *
  * @returns {Promise<Object>} an object representing the `pageData` needed by the licence summary template.
  */
@@ -24,9 +25,9 @@ async function go (licenceId, auth) {
 
   const currentLicenceVersionId = summaryLicenceData?.licenceVersions[0]?.id
 
-  const licenceAbstractionConditions = await FetchLicenceAbstractionConditionsService.go(currentLicenceVersionId)
+  const abstractionConditions = await FetchLicenceAbstractionConditionsService.go(currentLicenceVersionId)
 
-  const pageData = ViewLicenceSummaryPresenter.go(summaryLicenceData, licenceAbstractionConditions)
+  const pageData = ViewLicenceSummaryPresenter.go(summaryLicenceData, abstractionConditions)
 
   return {
     ...pageData,
diff --git a/test/presenters/licences/view-licence-summary.presenter.test.js b/test/presenters/licences/view-licence-summary.presenter.test.js
index 9c11fba334..0f1540e2e8 100644
--- a/test/presenters/licences/view-licence-summary.presenter.test.js
+++ b/test/presenters/licences/view-licence-summary.presenter.test.js
@@ -8,7 +8,7 @@ const { describe, it, beforeEach } = exports.lab = Lab.script()
 const { expect } = Code
 
 // Thing under test
-const ViewLicenceSummaryPresenter = require('../../../app/presenters/licences/view-licence-summary.presenter')
+const ViewLicenceSummaryPresenter = require('../../../app/presenters/licences/view-licence-summary.presenter.js')
 
 describe('View Licence Summary presenter', () => {
   let licenceAbstractionConditions
diff --git a/test/services/licences/fetch-licence-abstraction-conditions.service.test.js b/test/services/licences/fetch-licence-abstraction-conditions.service.test.js
index 479a5754c1..b56f7aafa1 100644
--- a/test/services/licences/fetch-licence-abstraction-conditions.service.test.js
+++ b/test/services/licences/fetch-licence-abstraction-conditions.service.test.js
@@ -89,4 +89,14 @@ describe('Fetch Licence Abstraction Conditions service', () => {
       expect(result.numberOfConditions).to.equal(0)
     })
   })
+
+  describe('when an undefined licence version ID is passed in', () => {
+    it('returns an empty array of conditions, purpose IDs and 0 for the number of conditions', async () => {
+      const result = await FetchLicenceAbstractionConditionsService.go(undefined)
+
+      expect(result.conditions).to.be.empty()
+      expect(result.purposeIds).to.be.empty()
+      expect(result.numberOfConditions).to.equal(0)
+    })
+  })
 })
diff --git a/test/services/licences/view-licence-summary.service.test.js b/test/services/licences/view-licence-summary.service.test.js
index c466ea28ab..286befdbe7 100644
--- a/test/services/licences/view-licence-summary.service.test.js
+++ b/test/services/licences/view-licence-summary.service.test.js
@@ -13,10 +13,10 @@ const LicenceModel = require('../../../app/models/licence.model.js')
 
 // Things we need to stub
 const FetchLicenceAbstractionConditionsService = require('../../../app/services/licences/fetch-licence-abstraction-conditions.service.js')
-const FetchLicenceSummaryService = require('../../../app/services/licences/fetch-licence-summary.service')
-const ViewLicenceService = require('../../../app/services/licences/view-licence.service')
+const FetchLicenceSummaryService = require('../../../app/services/licences/fetch-licence-summary.service.js')
+const ViewLicenceService = require('../../../app/services/licences/view-licence.service.js')
 // Thing under test
-const ViewLicenceSummaryService = require('../../../app/services/licences/view-licence-summary.service')
+const ViewLicenceSummaryService = require('../../../app/services/licences/view-licence-summary.service.js')
 
 describe('View Licence service summary', () => {
   const testId = '2c80bd22-a005-4cf4-a2a2-73812a9861de'