diff --git a/sites/public/src/lib/applications/AppSubmissionContext.ts b/sites/public/src/lib/applications/AppSubmissionContext.ts
index a4e58ba7ab..0398af9fa4 100644
--- a/sites/public/src/lib/applications/AppSubmissionContext.ts
+++ b/sites/public/src/lib/applications/AppSubmissionContext.ts
@@ -109,7 +109,7 @@ export const retrieveApplicationConfig = (listing: Listing) => {
 
 export const AppSubmissionContext = createContext({
   conductor: {} as ApplicationConductor,
-  application: { ...blankApplication },
+  application: JSON.parse(JSON.stringify(blankApplication)),
   listing: null as Listing,
   /* eslint-disable */
   syncApplication: (data) => {},
diff --git a/sites/public/src/lib/applications/ApplicationConductor.ts b/sites/public/src/lib/applications/ApplicationConductor.ts
index f294dbce75..18c08be8e7 100644
--- a/sites/public/src/lib/applications/ApplicationConductor.ts
+++ b/sites/public/src/lib/applications/ApplicationConductor.ts
@@ -15,7 +15,7 @@ import PreferencesAllStep from "./PreferencesAllStep"
 import ProgramsStep from "./ProgramsStep"
 
 export const loadApplicationFromAutosave = () => {
-  if (typeof window != "undefined") {
+  if (typeof window !== "undefined") {
     const autosavedApplication = window.sessionStorage.getItem("bloom-app-autosave")
     if (autosavedApplication) {
       const application = JSON.parse(autosavedApplication)
@@ -28,7 +28,7 @@ export const loadApplicationFromAutosave = () => {
 }
 
 export const loadSavedListing = () => {
-  if (typeof window != "undefined") {
+  if (typeof window !== "undefined") {
     const savedListing = window.sessionStorage.getItem("bloom-app-listing")
     if (savedListing) {
       return JSON.parse(savedListing)
@@ -193,7 +193,7 @@ export default class ApplicationConductor {
   sync() {
     // NOTE: had to remove timeout because of Next doing full-page reloads in
     // some cases. Need to revisit after upgrading to v10
-    if (typeof window != "undefined") {
+    if (typeof window !== "undefined") {
       window.sessionStorage.setItem("bloom-app-autosave", JSON.stringify(this.application))
       if (this.listing) {
         window.sessionStorage.setItem("bloom-app-listing", JSON.stringify(this.listing))
@@ -202,10 +202,10 @@ export default class ApplicationConductor {
   }
 
   reset() {
-    this.application = { ...blankApplication }
+    this.application = JSON.parse(JSON.stringify(blankApplication))
     this.listing = {} as Listing
     this.currentStepIndex = 0
-    if (typeof window != "undefined") {
+    if (typeof window !== "undefined") {
       window.sessionStorage.removeItem("bloom-app-autosave")
       window.sessionStorage.removeItem("bloom-app-listing")
       window.sessionStorage.removeItem("bloom-app-doorway")
diff --git a/sites/public/src/pages/_app.tsx b/sites/public/src/pages/_app.tsx
index 071d3c3bba..e53d39d637 100644
--- a/sites/public/src/pages/_app.tsx
+++ b/sites/public/src/pages/_app.tsx
@@ -26,7 +26,7 @@ function BloomApp({ Component, router, pageProps }: AppProps) {
   const { locale } = router
   const [initialized, setInitialized] = useState(false)
   const [application, setApplication] = useState(() => {
-    return loadApplicationFromAutosave() || { ...blankApplication }
+    return loadApplicationFromAutosave() || JSON.parse(JSON.stringify(blankApplication))
   })
   const [savedListing, setSavedListing] = useState(() => {
     return loadSavedListing()
diff --git a/sites/public/src/pages/applications/contact/address.tsx b/sites/public/src/pages/applications/contact/address.tsx
index 432a398a1f..846ae6bd2e 100644
--- a/sites/public/src/pages/applications/contact/address.tsx
+++ b/sites/public/src/pages/applications/contact/address.tsx
@@ -53,21 +53,25 @@ const ApplicationAddress = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { control, register, handleSubmit, setValue, watch, errors } = useForm<Record<string, any>>(
-    {
-      defaultValues: {
-        "applicant.phoneNumber": application.applicant.phoneNumber,
-        "applicant.noPhone": application.applicant.noPhone,
-        additionalPhone: application.additionalPhone,
-        "applicant.phoneNumberType": application.applicant.phoneNumberType,
-        sendMailToMailingAddress: application.sendMailToMailingAddress,
-        "applicant.workInRegion": application.applicant.workInRegion,
-        "applicant.address.state": application.applicant.address.state,
-      },
-      shouldFocusError: false,
-    }
-  )
-  const onSubmit = (data) => {
+  const { control, register, handleSubmit, setValue, watch, errors, trigger } = useForm<
+    Record<string, any>
+  >({
+    defaultValues: {
+      "applicant.phoneNumber": application.applicant.phoneNumber,
+      "applicant.noPhone": application.applicant.noPhone,
+      additionalPhone: application.additionalPhone,
+      "applicant.phoneNumberType": application.applicant.phoneNumberType,
+      sendMailToMailingAddress: application.sendMailToMailingAddress,
+      "applicant.workInRegion": application.applicant.workInRegion,
+      "applicant.address.state": application.applicant.address.state,
+    },
+    shouldFocusError: false,
+  })
+
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     if (!verifyAddress) {
       setFoundAddress({})
       setVerifyAddress(true)
diff --git a/sites/public/src/pages/applications/contact/alternate-contact-contact.tsx b/sites/public/src/pages/applications/contact/alternate-contact-contact.tsx
index fa34e0264b..a937555ee1 100644
--- a/sites/public/src/pages/applications/contact/alternate-contact-contact.tsx
+++ b/sites/public/src/pages/applications/contact/alternate-contact-contact.tsx
@@ -37,10 +37,13 @@ export default () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { control, register, handleSubmit, errors } = useForm<Record<string, any>>({
+  const { control, register, handleSubmit, errors, trigger } = useForm<Record<string, any>>({
     shouldFocusError: false,
   })
-  const onSubmit = (data) => {
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     application.alternateContact.phoneNumber = data.phoneNumber
     application.alternateContact.emailAddress = data.emailAddress || null
     application.alternateContact.mailingAddress.street = data.mailingAddress.street
diff --git a/sites/public/src/pages/applications/contact/alternate-contact-name.tsx b/sites/public/src/pages/applications/contact/alternate-contact-name.tsx
index 6eb8978aa1..45ebde6b04 100644
--- a/sites/public/src/pages/applications/contact/alternate-contact-name.tsx
+++ b/sites/public/src/pages/applications/contact/alternate-contact-name.tsx
@@ -28,10 +28,13 @@ export default () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, errors } = useForm<Record<string, any>>({
+  const { register, handleSubmit, errors, trigger } = useForm<Record<string, any>>({
     shouldFocusError: false,
   })
-  const onSubmit = (data) => {
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     application.alternateContact.firstName = data.firstName
     application.alternateContact.lastName = data.lastName
     application.alternateContact.agency = data.agency
diff --git a/sites/public/src/pages/applications/contact/alternate-contact-type.tsx b/sites/public/src/pages/applications/contact/alternate-contact-type.tsx
index ac4bcfbe55..548b7d717a 100644
--- a/sites/public/src/pages/applications/contact/alternate-contact-type.tsx
+++ b/sites/public/src/pages/applications/contact/alternate-contact-type.tsx
@@ -35,10 +35,13 @@ const ApplicationAlternateContactType = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, errors, watch } = useForm<Record<string, any>>({
+  const { register, handleSubmit, errors, watch, trigger } = useForm<Record<string, any>>({
     shouldFocusError: false,
   })
-  const onSubmit = (data) => {
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     application.alternateContact.type = data.type
     application.alternateContact.otherType = data.otherType
 
diff --git a/sites/public/src/pages/applications/contact/name.tsx b/sites/public/src/pages/applications/contact/name.tsx
index 992823d596..ff9185f72b 100644
--- a/sites/public/src/pages/applications/contact/name.tsx
+++ b/sites/public/src/pages/applications/contact/name.tsx
@@ -34,14 +34,17 @@ const ApplicationName = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, watch, errors } = useForm<Record<string, any>>({
+  const { register, handleSubmit, watch, errors, trigger } = useForm<Record<string, any>>({
     shouldFocusError: false,
     defaultValues: {
       "applicant.emailAddress": application.applicant.emailAddress,
       "applicant.noEmail": application.applicant.noEmail,
     },
   })
-  const onSubmit = (data) => {
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     if (!autofilled) {
       conductor.currentStep.save({ applicant: { ...application.applicant, ...data.applicant } })
     }
diff --git a/sites/public/src/pages/applications/financial/income.tsx b/sites/public/src/pages/applications/financial/income.tsx
index 679fa1720c..b058a9b38d 100644
--- a/sites/public/src/pages/applications/financial/income.tsx
+++ b/sites/public/src/pages/applications/financial/income.tsx
@@ -70,7 +70,7 @@ const ApplicationIncome = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, errors, getValues, setValue } = useForm({
+  const { register, handleSubmit, errors, getValues, setValue, trigger } = useForm({
     defaultValues: {
       income: application.income,
       incomePeriod: application.incomePeriod,
@@ -78,7 +78,10 @@ const ApplicationIncome = () => {
     shouldFocusError: false,
   })
 
-  const onSubmit = (data) => {
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     const { income, incomePeriod } = data
     const incomeValue = income.replaceAll(",", "")
     // Commenting out validation to not have income be a blocker https://github.com/bloom-housing/bloom/issues/3675
@@ -181,12 +184,11 @@ const ApplicationIncome = () => {
             <Field
               id="income"
               name="income"
-              // TODO: Commenting out temporarily due to application issues
-              // type="currency"
+              type="currency"
               label={t("application.financial.income.prompt")}
               caps={true}
               placeholder={t("application.financial.income.placeholder")}
-              validation={{ required: true, min: 0.01 }}
+              validation={{ required: true }}
               error={errors.income}
               register={register}
               errorMessage={t("errors.numberError")}
@@ -204,8 +206,7 @@ const ApplicationIncome = () => {
                 error={errors.incomePeriod}
                 errorMessage={t("errors.selectOption")}
                 register={register}
-                // TODO: Commenting out temporarily due to application issues
-                // validation={{ required: true, min: 0.01 }}
+                validation={{ required: true }}
                 fields={incomePeriodValues}
                 dataTestId={"app-income-period"}
                 fieldGroupClassName="grid grid-cols-1"
diff --git a/sites/public/src/pages/applications/financial/vouchers.tsx b/sites/public/src/pages/applications/financial/vouchers.tsx
index cd8b6c15e3..136293feed 100644
--- a/sites/public/src/pages/applications/financial/vouchers.tsx
+++ b/sites/public/src/pages/applications/financial/vouchers.tsx
@@ -36,12 +36,15 @@ const ApplicationVouchers = () => {
     : 3
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, errors, getValues } = useForm({
+  const { register, handleSubmit, errors, getValues, trigger } = useForm({
     defaultValues: { incomeVouchers: application.incomeVouchers?.toString() },
     shouldFocusError: false,
   })
 
-  const onSubmit = (data) => {
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     const { incomeVouchers } = data
     const toSave = { incomeVouchers: JSON.parse(incomeVouchers) }
 
diff --git a/sites/public/src/pages/applications/household/ada.tsx b/sites/public/src/pages/applications/household/ada.tsx
index 4917263e4f..103474ca46 100644
--- a/sites/public/src/pages/applications/household/ada.tsx
+++ b/sites/public/src/pages/applications/household/ada.tsx
@@ -37,7 +37,7 @@ const ApplicationAda = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, setValue, errors, getValues, clearErrors } = useForm<
+  const { register, handleSubmit, setValue, errors, getValues, clearErrors, trigger } = useForm<
     Record<string, any>
   >({
     defaultValues: {
@@ -49,7 +49,10 @@ const ApplicationAda = () => {
     shouldFocusError: false,
   })
 
-  const onSubmit = (data) => {
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     conductor.currentStep.save({
       accessibility: {
         mobility: !!data["app-accessibility-mobility"],
diff --git a/sites/public/src/pages/applications/household/add-members.tsx b/sites/public/src/pages/applications/household/add-members.tsx
index 8550c90271..b2f61b26cf 100644
--- a/sites/public/src/pages/applications/household/add-members.tsx
+++ b/sites/public/src/pages/applications/household/add-members.tsx
@@ -27,14 +27,18 @@ const ApplicationAddMembers = () => {
   const { conductor, application, listing } = useFormConductor("addMembers")
   const router = useRouter()
   const currentPageSection = 2
-  const householdSize = application.householdMembers.length + 1
+  const householdSize = parseInt(application.householdMembers.length) + 1
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { errors, handleSubmit, register, clearErrors } = useForm()
-  const onSubmit = () => {
+  const { errors, handleSubmit, register, clearErrors, trigger } = useForm()
+
+  const onSubmit = async () => {
+    const validation = await trigger()
+    if (!validation) return
+
     conductor.currentStep.save({
-      householdSize: application.householdMembers.length + 1,
+      householdSize: parseInt(application.householdMembers.length) + 1,
     })
     conductor.routeToNextOrReturnUrl()
   }
diff --git a/sites/public/src/pages/applications/household/changes.tsx b/sites/public/src/pages/applications/household/changes.tsx
index 43d038412c..58baa3a822 100644
--- a/sites/public/src/pages/applications/household/changes.tsx
+++ b/sites/public/src/pages/applications/household/changes.tsx
@@ -27,11 +27,15 @@ const ApplicationHouseholdChanges = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, errors, getValues } = useForm<Record<string, any>>({
+  const { register, handleSubmit, errors, getValues, trigger } = useForm<Record<string, any>>({
     defaultValues: { householdExpectingChanges: application.householdExpectingChanges?.toString() },
     shouldFocusError: false,
   })
-  const onSubmit = (data) => {
+
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     const { householdExpectingChanges } = data
     conductor.currentStep.save({
       householdExpectingChanges: householdExpectingChanges === "true",
diff --git a/sites/public/src/pages/applications/household/live-alone.tsx b/sites/public/src/pages/applications/household/live-alone.tsx
index 7ae1cc2f15..ccba8c1dbd 100644
--- a/sites/public/src/pages/applications/household/live-alone.tsx
+++ b/sites/public/src/pages/applications/household/live-alone.tsx
@@ -29,6 +29,7 @@ const ApplicationLiveAlone = () => {
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
   const { handleSubmit, register, errors, clearErrors } = useForm()
+
   const onSubmit = () => {
     conductor.sync()
     conductor.routeToNextOrReturnUrl()
diff --git a/sites/public/src/pages/applications/household/member.tsx b/sites/public/src/pages/applications/household/member.tsx
index ae37586457..a7c964fabe 100644
--- a/sites/public/src/pages/applications/household/member.tsx
+++ b/sites/public/src/pages/applications/household/member.tsx
@@ -55,10 +55,14 @@ const ApplicationMember = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, errors, watch } = useForm({
+  const { register, handleSubmit, errors, watch, trigger } = useForm({
     shouldFocusError: false,
   })
-  const onSubmit = (data) => {
+
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     application.householdMembers[memberId] = { ...member, ...data } as HouseholdMember
     conductor.sync()
     void router.push("/applications/household/add-members")
diff --git a/sites/public/src/pages/applications/household/preferred-units.tsx b/sites/public/src/pages/applications/household/preferred-units.tsx
index ecbdf55b0a..c7c9dd5c8e 100644
--- a/sites/public/src/pages/applications/household/preferred-units.tsx
+++ b/sites/public/src/pages/applications/household/preferred-units.tsx
@@ -35,9 +35,12 @@ const ApplicationPreferredUnits = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, errors } = useForm()
+  const { register, handleSubmit, errors, trigger } = useForm()
+
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
 
-  const onSubmit = (data) => {
     const { preferredUnit } = data
 
     // save units always as an array (when is only one option, react-hook-form stores an option as string)
diff --git a/sites/public/src/pages/applications/household/student.tsx b/sites/public/src/pages/applications/household/student.tsx
index 71a67a39df..32d69095a4 100644
--- a/sites/public/src/pages/applications/household/student.tsx
+++ b/sites/public/src/pages/applications/household/student.tsx
@@ -27,11 +27,15 @@ const ApplicationHouseholdStudent = () => {
 
   /* Form Handler */
   // eslint-disable-next-line @typescript-eslint/unbound-method
-  const { register, handleSubmit, errors, getValues } = useForm<Record<string, any>>({
+  const { register, handleSubmit, errors, getValues, trigger } = useForm<Record<string, any>>({
     defaultValues: { householdStudent: application.householdStudent?.toString() },
     shouldFocusError: false,
   })
-  const onSubmit = (data) => {
+
+  const onSubmit = async (data) => {
+    const validation = await trigger()
+    if (!validation) return
+
     const { householdStudent } = data
     conductor.currentStep.save({
       householdStudent: householdStudent === "true",
diff --git a/sites/public/src/pages/applications/start/autofill.tsx b/sites/public/src/pages/applications/start/autofill.tsx
index 282432a772..af90571703 100644
--- a/sites/public/src/pages/applications/start/autofill.tsx
+++ b/sites/public/src/pages/applications/start/autofill.tsx
@@ -45,17 +45,16 @@ export default () => {
       setSubmitted(true)
       if (previousApplication && useDetails) {
         const withUpdatedLang = {
-          ...previousApplication,
+          ...JSON.parse(JSON.stringify(previousApplication)),
           language: router.locale,
         }
 
         conductor.application = withUpdatedLang
       } else {
-        const newApplication = {
-          ...blankApplication,
+        conductor.application = {
+          ...JSON.parse(JSON.stringify(blankApplication)),
           language: router.locale,
         }
-        conductor.application = newApplication
       }
 
       context.syncApplication(conductor.application)