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diff --git a/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/year/string.js b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/year/string.js
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+++ b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/year/string.js
@@ -0,0 +1,23 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.calendar.prototype.year
+description: >
+  Temporal.Calendar.prototype.year will take ISO8601 string and return
+  the value of the year.
+info: |
+  1. Let calendar be the this value.
+  2. Perform ? RequireInternalSlot(calendar, [[InitializedTemporalCalendar]]).
+  3. Assert: calendar.[[Identifier]] is "iso8601".
+  4. If Type(temporalDateLike) is not Object or temporalDateLike does not have an [[InitializedTemporalDate]] or [[InitializedTemporalYearMonth]] internal slot, then
+  a. Set temporalDateLike to ? ToTemporalDate(temporalDateLike).
+  5. Return ! ISOYear(temporalDateLike).
+features: [Temporal]
+---*/
+let cal = new Temporal.Calendar("iso8601");
+
+assert.sameValue(cal.year("2019-03-15"), 2019, 'cal.year("2019-03-15") must return 2019');
+
+reportCompare(0, 0);