diff --git a/app/components/malio/date/composables/dateFormat.test.ts b/app/components/malio/date/composables/dateFormat.test.ts
index 744c0d3..15691d1 100644
--- a/app/components/malio/date/composables/dateFormat.test.ts
+++ b/app/components/malio/date/composables/dateFormat.test.ts
@@ -1,5 +1,5 @@
 import {describe, expect, it} from 'vitest'
-import {formatIsoToDisplay, isDateInRange, isValidIso, parseDisplayToIso} from './dateFormat'
+import {formatIsoToDisplay, isDateInRange, isMonthInRange, isValidIso, isYearInRange, parseDisplayToIso} from './dateFormat'
 
 describe('dateFormat', () => {
   describe('isValidIso', () => {
@@ -59,4 +59,36 @@ describe('dateFormat', () => {
       expect(isDateInRange('2026-05-25', '2026-05-10', '2026-05-20')).toBe(false)
     })
   })
+
+  describe('isMonthInRange', () => {
+    it('returns true when no bounds are given', () => {
+      expect(isMonthInRange(2026, 4)).toBe(true)
+    })
+    it('respects the min bound by month (inclusive)', () => {
+      expect(isMonthInRange(2026, 4, '2026-05-10')).toBe(true) // mai chevauche
+      expect(isMonthInRange(2026, 3, '2026-05-10')).toBe(false) // avril < mai
+    })
+    it('respects the max bound by month (inclusive)', () => {
+      expect(isMonthInRange(2026, 4, undefined, '2026-05-31')).toBe(true)
+      expect(isMonthInRange(2026, 5, undefined, '2026-05-31')).toBe(false) // juin > mai
+    })
+    it('disables months in years outside the range', () => {
+      expect(isMonthInRange(2025, 11, '2026-05-10')).toBe(false)
+      expect(isMonthInRange(2027, 0, undefined, '2026-05-31')).toBe(false)
+    })
+  })
+
+  describe('isYearInRange', () => {
+    it('returns true when no bounds are given', () => {
+      expect(isYearInRange(2026)).toBe(true)
+    })
+    it('respects the min bound by year (inclusive)', () => {
+      expect(isYearInRange(2026, '2026-05-10')).toBe(true)
+      expect(isYearInRange(2025, '2026-05-10')).toBe(false)
+    })
+    it('respects the max bound by year (inclusive)', () => {
+      expect(isYearInRange(2026, undefined, '2026-05-31')).toBe(true)
+      expect(isYearInRange(2027, undefined, '2026-05-31')).toBe(false)
+    })
+  })
 })
diff --git a/app/components/malio/date/composables/dateFormat.ts b/app/components/malio/date/composables/dateFormat.ts
index fc0bf1d..6475308 100644
--- a/app/components/malio/date/composables/dateFormat.ts
+++ b/app/components/malio/date/composables/dateFormat.ts
@@ -24,3 +24,16 @@ export function isDateInRange(iso: string, min?: string, max?: string): boolean
   if (max && iso > max) return false
   return true
 }
+
+export function isMonthInRange(year: number, month: number, min?: string, max?: string): boolean {
+  const ym = `${year}-${String(month + 1).padStart(2, '0')}`
+  if (min && ym < min.slice(0, 7)) return false
+  if (max && ym > max.slice(0, 7)) return false
+  return true
+}
+
+export function isYearInRange(year: number, min?: string, max?: string): boolean {
+  if (min && year < Number(min.slice(0, 4))) return false
+  if (max && year > Number(max.slice(0, 4))) return false
+  return true
+}