diff --git a/packages/opub-ui/src/components/Calendar/Calendar.stories.tsx b/packages/opub-ui/src/components/Calendar/Calendar.stories.tsx
index 0abc2cca..97d8ce59 100644
--- a/packages/opub-ui/src/components/Calendar/Calendar.stories.tsx
+++ b/packages/opub-ui/src/components/Calendar/Calendar.stories.tsx
@@ -6,9 +6,10 @@ import {
   today,
 } from '@internationalized/date';
 import { Meta, StoryObj } from '@storybook/react-vite';
-import { useDateFormatter, useLocale } from 'react-aria';
+import { I18nProvider, useDateFormatter, useLocale } from 'react-aria';
 
 import { Calendar } from './Calendar';
+import { MultiSelectYearCalendar } from './MultiSelectYearCalendar';
 import { RangeCalendar } from './RangeCalendar';
 import { YearCalendar } from './YearCalendar';
 
@@ -89,3 +90,74 @@ export const YearDisabled: any = {
   },
   args: {},
 };
+
+export const MultiSelectYear: any = {
+  render: ({ ...args }) => {
+    return (
+      <MultiSelectYearCalendar
+        {...args}
+        onChange={(dates: any) => {
+          console.log(dates);
+        }}
+      />
+    );
+  },
+  args: {},
+};
+
+export const MultiSelectYearDisabled: any = {
+  render: ({ ...args }) => {
+    return (
+      <MultiSelectYearCalendar
+        minValue={parseDate('2021-01-01')}
+        maxValue={today(getLocalTimeZone())}
+        {...args}
+        onChange={(dates: any) => {
+          console.log(dates);
+        }}
+      />
+    );
+  },
+  args: {},
+};
+
+/**
+ * Consumers translate the calendar's aria-label strings by passing `labels`,
+ * the same way the Table footer accepts localized labels. Inspect a selected
+ * month's aria-label to see the localized "selected" suffix.
+ */
+export const YearLocalizedLabels: any = {
+  render: ({ ...args }) => {
+    return (
+      <YearCalendar
+        labels={{ selected: 'sélectionné' }}
+        {...args}
+        onChange={(date: any) => {
+          console.log(date);
+        }}
+      />
+    );
+  },
+  args: {},
+};
+
+/**
+ * Month names are formatted from the active locale (via `useDateFormatter`),
+ * so wrapping the calendar in an `<I18nProvider>` localizes them with no
+ * consumer-supplied strings. Here the months render in French.
+ */
+export const YearLocalizedMonths: any = {
+  render: ({ ...args }) => {
+    return (
+      <I18nProvider locale="fr-FR">
+        <YearCalendar
+          {...args}
+          onChange={(date: any) => {
+            console.log(date);
+          }}
+        />
+      </I18nProvider>
+    );
+  },
+  args: {},
+};
diff --git a/packages/opub-ui/src/components/Calendar/MultiSelectYearCalendar.tsx b/packages/opub-ui/src/components/Calendar/MultiSelectYearCalendar.tsx
index 6cfe34ee..b712cf78 100644
--- a/packages/opub-ui/src/components/Calendar/MultiSelectYearCalendar.tsx
+++ b/packages/opub-ui/src/components/Calendar/MultiSelectYearCalendar.tsx
@@ -15,32 +15,18 @@ import {
   useCalendarState,
 } from 'react-stately';
 
+import { YearCalendarLabels } from '../../types/datetime';
 import { cn } from '../../utils';
 import { Icon } from '../Icon';
 import { Text } from '../Text';
 import styles from './Calendar.module.scss';
 
-const monthsObj: {
-  [key: number]: { month: string; value: number; label: string }[];
-} = {
-  0: [
-    { month: 'Jan', value: 1, label: 'January' },
-    { month: 'Feb', value: 2, label: 'February' },
-    { month: 'Mar', value: 3, label: 'March' },
-    { month: 'Apr', value: 4, label: 'April' },
-  ],
-  1: [
-    { month: 'May', value: 5, label: 'May' },
-    { month: 'Jun', value: 6, label: 'June' },
-    { month: 'Jul', value: 7, label: 'July' },
-    { month: 'Aug', value: 8, label: 'August' },
-  ],
-  2: [
-    { month: 'Sep', value: 9, label: 'September' },
-    { month: 'Oct', value: 10, label: 'October' },
-    { month: 'Nov', value: 11, label: 'November' },
-    { month: 'Dec', value: 12, label: 'December' },
-  ],
+// Month numbers laid out as the 3x4 grid. Names are formatted per locale at
+// render time (see Cell), so no month strings are hardcoded here.
+const monthsObj: { [key: number]: { value: number }[] } = {
+  0: [{ value: 1 }, { value: 2 }, { value: 3 }, { value: 4 }],
+  1: [{ value: 5 }, { value: 6 }, { value: 7 }, { value: 8 }],
+  2: [{ value: 9 }, { value: 10 }, { value: 11 }, { value: 12 }],
 };
 
 interface MultiSelectYearCalendarProps {
@@ -48,6 +34,11 @@ interface MultiSelectYearCalendarProps {
   disabledMonths?: DateValue[];
   yearRange?: { start: number; end: number };
 
+  /** Earliest selectable month; earlier months render disabled */
+  minValue?: DateValue | null;
+  /** Latest selectable month; later months render disabled */
+  maxValue?: DateValue | null;
+
   // onSelectionChange: (
   //   selections: {
   //     year: number;
@@ -61,6 +52,9 @@ interface MultiSelectYearCalendarProps {
   defaultValues?: DateValue[];
 
   onChange?: (dates: DateValue[]) => void;
+
+  /** Localizable strings. Falls back to English defaults. */
+  labels?: YearCalendarLabels;
 }
 
 export const MultiSelectYearCalendar = (
@@ -147,6 +141,7 @@ export const MultiSelectYearCalendar = (
         state={state}
         selectedDates={selectedDates}
         defaultValue={props.defaultValues}
+        labels={props.labels}
       />
     </div>
   );
@@ -170,10 +165,12 @@ function MonthSelector({
   state,
   selectedDates,
   defaultValue,
+  labels,
 }: {
   state: CalendarState;
   selectedDates: DateValue[];
   defaultValue?: DateValue[];
+  labels?: YearCalendarLabels;
 }) {
   React.useEffect(() => {
     const nextFocusElm = document.querySelector(
@@ -224,6 +221,7 @@ function MonthSelector({
               state={state}
               selectedDates={selectedDates}
               defaultValue={defaultValue}
+              labels={labels}
             />
           );
         })}
@@ -243,14 +241,25 @@ const Cell = ({
   state,
   selectedDates,
   defaultValue,
+  labels,
 }: {
-  mon: { month: string; value: number; label: string };
+  mon: { value: number };
   state: CalendarState;
   selectedDates: DateValue[];
   defaultValue?: DateValue[];
+  labels?: YearCalendarLabels;
 }) => {
   let date = state.focusedDate.set({ month: mon.value });
 
+  // Localized month names from the active locale (via the nearest
+  // <I18nProvider>, falling back to the runtime locale). The day is fixed to
+  // the 1st in local time to avoid the UTC-midnight off-by-one.
+  const monthShortFormatter = useDateFormatter({ month: 'short' });
+  const monthLongFormatter = useDateFormatter({ month: 'long' });
+  const nameDate = new Date(state.focusedDate.year, mon.value - 1, 1);
+  const monthShort = monthShortFormatter.format(nameDate);
+  const monthLong = monthLongFormatter.format(nameDate);
+
   const { minValue, maxValue } = state;
   const isDisabled =
     (minValue && date.compare(minValue) < 0) ||
@@ -278,16 +287,21 @@ const Cell = ({
     state.setFocusedDate(date);
   };
 
+  const ariaLabel = `${monthLong}, ${state.focusedDate.year}${
+    isSelected ? `, ${labels?.selected ?? 'selected'}` : ''
+  }`;
+
   return (
     <td aria-selected={isSelected} role="gridcell">
       <button
         onClick={handleClick}
         className={classname}
         value={mon.value}
-        aria-label={`${mon.label}, ${state.focusedDate.year}`}
+        aria-disabled={isDisabled ? true : undefined}
+        aria-label={ariaLabel}
         data-label={`${mon.value}, ${state.focusedDate.year}`}
       >
-        <Text color="subdued">{mon.month}</Text>
+        <Text color="subdued">{monthShort}</Text>
       </button>
     </td>
   );
diff --git a/packages/opub-ui/src/components/Calendar/YearCalendar.tsx b/packages/opub-ui/src/components/Calendar/YearCalendar.tsx
index ac8559da..53e3b6fd 100644
--- a/packages/opub-ui/src/components/Calendar/YearCalendar.tsx
+++ b/packages/opub-ui/src/components/Calendar/YearCalendar.tsx
@@ -15,36 +15,25 @@ import {
   useCalendarState,
 } from 'react-stately';
 
+import { YearCalendarLabels } from '../../types/datetime';
 import { cn } from '../../utils';
 import { Icon } from '../Icon';
 import { Text } from '../Text';
 import styles from './Calendar.module.scss';
 
-const monthsObj: {
-  [key: number]: { month: string; value: number; label: string }[];
-} = {
-  0: [
-    { month: 'Jan', value: 1, label: 'January' },
-    { month: 'Feb', value: 2, label: 'February' },
-    { month: 'Mar', value: 3, label: 'March' },
-    { month: 'Apr', value: 4, label: 'April' },
-  ],
-  1: [
-    { month: 'May', value: 5, label: 'May' },
-    { month: 'Jun', value: 6, label: 'June' },
-    { month: 'Jul', value: 7, label: 'July' },
-    { month: 'Aug', value: 8, label: 'August' },
-  ],
-  2: [
-    { month: 'Sep', value: 9, label: 'September' },
-    { month: 'Oct', value: 10, label: 'October' },
-    { month: 'Nov', value: 11, label: 'November' },
-    { month: 'Dec', value: 12, label: 'December' },
-  ],
+// Month numbers laid out as the 3x4 grid. Names are formatted per locale at
+// render time (see Cell), so no month strings are hardcoded here.
+const monthsObj: { [key: number]: { value: number }[] } = {
+  0: [{ value: 1 }, { value: 2 }, { value: 3 }, { value: 4 }],
+  1: [{ value: 5 }, { value: 6 }, { value: 7 }, { value: 8 }],
+  2: [{ value: 9 }, { value: 10 }, { value: 11 }, { value: 12 }],
 };
 
 export const YearCalendar = (
-  props: CalendarStateOptions<DateValue> | AriaCalendarProps<DateValue>
+  props: (CalendarStateOptions<DateValue> | AriaCalendarProps<DateValue>) & {
+    /** Localizable strings. Falls back to English defaults. */
+    labels?: YearCalendarLabels;
+  }
 ) => {
   let { locale } = useLocale();
   let state = useCalendarState({
@@ -98,7 +87,7 @@ export const YearCalendar = (
         <NextButton />
       </div>
 
-      <MonthSelector state={state} />
+      <MonthSelector state={state} labels={props.labels} />
     </div>
   );
 };
@@ -117,7 +106,13 @@ function YearDropdown({ state }: { state: CalendarState }) {
   );
 }
 
-function MonthSelector({ state }: { state: CalendarState }) {
+function MonthSelector({
+  state,
+  labels,
+}: {
+  state: CalendarState;
+  labels?: YearCalendarLabels;
+}) {
   React.useEffect(() => {
     const nextFocusElm = document.querySelector(
       `[data-label="${state.focusedDate.month}, ${state.focusedDate.year}"]`
@@ -155,7 +150,9 @@ function MonthSelector({ state }: { state: CalendarState }) {
     return (
       <tr key={i}>
         {monthsObj[i].map((mon) => {
-          return <Cell key={mon.value} mon={mon} state={state} />;
+          return (
+            <Cell key={mon.value} mon={mon} state={state} labels={labels} />
+          );
         })}
       </tr>
     );
@@ -171,12 +168,23 @@ function MonthSelector({ state }: { state: CalendarState }) {
 const Cell = ({
   mon,
   state,
+  labels,
 }: {
-  mon: { month: string; value: number; label: string };
+  mon: { value: number };
   state: CalendarState;
+  labels?: YearCalendarLabels;
 }) => {
   let date = state.focusedDate.set({ month: mon.value });
 
+  // Localized month names from the active locale (via the nearest
+  // <I18nProvider>, falling back to the runtime locale). The day is fixed to
+  // the 1st in local time to avoid the UTC-midnight off-by-one.
+  const monthShortFormatter = useDateFormatter({ month: 'short' });
+  const monthLongFormatter = useDateFormatter({ month: 'long' });
+  const nameDate = new Date(state.focusedDate.year, mon.value - 1, 1);
+  const monthShort = monthShortFormatter.format(nameDate);
+  const monthLong = monthLongFormatter.format(nameDate);
+
   const { minValue, maxValue } = state;
   const isDisabled =
     (minValue && date.compare(minValue) < 0) ||
@@ -198,22 +206,26 @@ const Cell = ({
 
     const value = Number((e.target as HTMLElement).getAttribute('value'));
     let date = state.focusedDate.set({ month: value });
-    console.log(date.toDate('UTC'));
 
     state.setFocusedDate(date);
     state.setValue(date);
   };
 
+  const ariaLabel = `${monthLong}, ${state.focusedDate.year}${
+    isSelected ? `, ${labels?.selected ?? 'selected'}` : ''
+  }`;
+
   return (
     <td aria-selected={isSelected} role="gridcell">
       <button
         onClick={handleClick}
         className={classname}
         value={mon.value}
-        aria-label={`${mon.label}, ${state.focusedDate.year}`}
+        aria-disabled={isDisabled ? true : undefined}
+        aria-label={ariaLabel}
         data-label={`${mon.value}, ${state.focusedDate.year}`}
       >
-        <Text color="subdued">{mon.month}</Text>
+        <Text color="subdued">{monthShort}</Text>
       </button>
     </td>
   );
diff --git a/packages/opub-ui/src/components/Select/Select.stories.tsx b/packages/opub-ui/src/components/Select/Select.stories.tsx
index 883e96ee..a6d63ef6 100644
--- a/packages/opub-ui/src/components/Select/Select.stories.tsx
+++ b/packages/opub-ui/src/components/Select/Select.stories.tsx
@@ -115,6 +115,26 @@ export function Disabled({ ...props }) {
 //   );
 // }
 
+export function WithDescribedBy({ ...props }) {
+  const options = [
+    { label: 'Block A', value: 'a' },
+    { label: 'Block B', value: 'b' },
+  ];
+
+  return (
+    <>
+      <p id="block-dependency-hint">Select a district first to enable this field.</p>
+      <Select
+        label="Block"
+        name="select-1"
+        describedBy="block-dependency-hint"
+        options={options}
+        {...props}
+      />
+    </>
+  );
+}
+
 export function Error({ ...props }) {
   const [selected, setSelected] = useState('Bangaluru');
 
diff --git a/packages/opub-ui/src/components/Select/Select.tsx b/packages/opub-ui/src/components/Select/Select.tsx
index 32b1ad13..bda0ae09 100644
--- a/packages/opub-ui/src/components/Select/Select.tsx
+++ b/packages/opub-ui/src/components/Select/Select.tsx
@@ -27,6 +27,7 @@ export const Select = forwardRef(
       labelInline,
       disabled,
       helpText,
+      describedBy: describedByProp,
       placeholder,
       id: idProp,
       name,
@@ -76,6 +77,10 @@ export const Select = forwardRef(
       describedBy.push(`${id}Error`);
     }
 
+    if (describedByProp) {
+      describedBy.push(describedByProp);
+    }
+
     const options = optionsProp || [];
     let normalizedOptions = options.map(normalizeOption);
 
diff --git a/packages/opub-ui/src/types/datetime.ts b/packages/opub-ui/src/types/datetime.ts
index 001a1158..8025ffc5 100644
--- a/packages/opub-ui/src/types/datetime.ts
+++ b/packages/opub-ui/src/types/datetime.ts
@@ -1,6 +1,12 @@
 import { LabelledProps } from '../components/Labelled';
 import React from 'react';
 
+/** Localizable strings for the year calendars. All keys are optional and fall back to English defaults. */
+export type YearCalendarLabels = {
+  /** Appended to a month's aria-label when it is the selected value. Default "selected" */
+  selected?: string;
+};
+
 export interface DateTimeProps {
   /** Additional hint text to display */
   helpText?: React.ReactNode;
diff --git a/packages/opub-ui/src/types/select.ts b/packages/opub-ui/src/types/select.ts
index 4378b930..16a4b893 100644
--- a/packages/opub-ui/src/types/select.ts
+++ b/packages/opub-ui/src/types/select.ts
@@ -45,6 +45,8 @@ export interface SelectProps {
   disabled?: boolean;
   /** Additional text to aide in use */
   helpText?: React.ReactNode;
+  /** ID(s) forwarded to the native select as `aria-describedby`, merged with the `helpText`/`error` ids */
+  describedBy?: string;
   /** Example text to display as placeholder */
   placeholder?: string;
   /** ID for form input */