diff --git a/test/annexB/built-ins/RegExp/legacy-accessors/index/prop-desc.js b/test/annexB/built-ins/RegExp/legacy-accessors/index/prop-desc.js
new file mode 100644
index 0000000000..2ed08f5ce8
--- /dev/null
+++ b/test/annexB/built-ins/RegExp/legacy-accessors/index/prop-desc.js
@@ -0,0 +1,32 @@
+// Copyright (C) 2020 ExE Boss. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: pending
+description: Property descriptor for RegExp.$1-$9
+info: |
+  RegExp.$1-$9 are accessor properties with attributes
+  {
+    [[Enumerable]]: false,
+    [[Configurable]]: true,
+    [[Set]]: undefined,
+  }
+
+  get RegExp.$1-$9
+
+  1. Return ? GetLegacyRegExpStaticProperty(%RegExp%, this value, [[RegExpParen1-9]]).
+includes: [propertyHelper.js]
+features: [legacy-regexp]
+---*/
+
+for (let i = 1; i <= 9; i++) {
+  const property = "$" + i;
+  const desc = Object.getOwnPropertyDescriptor(RegExp, property);
+
+  assert.sameValue(desc.set, undefined, property + " setter");
+  assert.sameValue(typeof desc.get, "function", property + " getter");
+
+  verifyProperty(RegExp, property, {
+    enumerable: false,
+    configurable: true
+  });
+}
diff --git a/test/annexB/built-ins/RegExp/legacy-accessors/input/prop-desc.js b/test/annexB/built-ins/RegExp/legacy-accessors/input/prop-desc.js
new file mode 100644
index 0000000000..37a60dd51e
--- /dev/null
+++ b/test/annexB/built-ins/RegExp/legacy-accessors/input/prop-desc.js
@@ -0,0 +1,42 @@
+// Copyright (C) 2020 ExE Boss. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: pending
+description: Property descriptor for RegExp.input
+info: |
+  RegExp.input is an accessor property with attributes:
+  {
+    [[Enumerable]]: false,
+    [[Configurable]]: true,
+  }
+
+  get RegExp.input
+
+  1. Return ? GetLegacyRegExpStaticProperty(%RegExp%, this value, [[RegExpInput]]).
+
+  set RegExp.input = val
+
+  1. Return ? SetLegacyRegExpStaticProperty(%RegExp%, this value, [[RegExpInput]], val).
+includes: [propertyHelper.js]
+features: [legacy-regexp]
+---*/
+
+var desc = Object.getOwnPropertyDescriptor(RegExp, "input");
+
+assert.sameValue(typeof desc.get, "function", "`get` property");
+assert.sameValue(typeof desc.set, "function", "`set` property");
+
+verifyProperty(RegExp, "input", {
+  enumerable: false,
+  configurable: true
+});
+
+desc = Object.getOwnPropertyDescriptor(RegExp, "$_");
+
+assert.sameValue(typeof desc.get, "function", "`get` property");
+assert.sameValue(typeof desc.set, "function", "`set` property");
+
+verifyProperty(RegExp, "$_", {
+  enumerable: false,
+  configurable: true
+});
diff --git a/test/annexB/built-ins/RegExp/legacy-accessors/lastMatch/prop-desc.js b/test/annexB/built-ins/RegExp/legacy-accessors/lastMatch/prop-desc.js
new file mode 100644
index 0000000000..4aae87e79e
--- /dev/null
+++ b/test/annexB/built-ins/RegExp/legacy-accessors/lastMatch/prop-desc.js
@@ -0,0 +1,39 @@
+// Copyright (C) 2020 ExE Boss. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: pending
+description: Property descriptor for RegExp.lastMatch
+info: |
+  RegExp.lastMatch is an accessor property with attributes:
+  {
+    [[Enumerable]]: false,
+    [[Configurable]]: true,
+    [[Set]]: undefined,
+  }
+
+  get RegExp.lastMatch
+
+  1. Return ? GetLegacyRegExpStaticProperty(%RegExp%, this value, [[RegExpLastMatch]]).
+includes: [propertyHelper.js]
+features: [legacy-regexp]
+---*/
+
+var desc = Object.getOwnPropertyDescriptor(RegExp, "lastMatch");
+
+assert.sameValue(desc.set, undefined, "`set` property");
+assert.sameValue(typeof desc.get, "function", "`get` property");
+
+verifyProperty(RegExp, "lastMatch", {
+  enumerable: false,
+  configurable: true
+});
+
+desc = Object.getOwnPropertyDescriptor(RegExp, "$&");
+
+assert.sameValue(desc.set, undefined, "`set` property");
+assert.sameValue(typeof desc.get, "function", "`get` property");
+
+verifyProperty(RegExp, "$&", {
+  enumerable: false,
+  configurable: true
+});
diff --git a/test/annexB/built-ins/RegExp/legacy-accessors/lastParen/prop-desc.js b/test/annexB/built-ins/RegExp/legacy-accessors/lastParen/prop-desc.js
new file mode 100644
index 0000000000..c4f76a3a56
--- /dev/null
+++ b/test/annexB/built-ins/RegExp/legacy-accessors/lastParen/prop-desc.js
@@ -0,0 +1,39 @@
+// Copyright (C) 2020 ExE Boss. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: pending
+description: Property descriptor for RegExp.lastParen
+info: |
+  RegExp.lastParen is an accessor property with attributes:
+  {
+    [[Enumerable]]: false,
+    [[Configurable]]: true,
+    [[Set]]: undefined,
+  }
+
+  get RegExp.lastParen
+
+  1. Return ? GetLegacyRegExpStaticProperty(%RegExp%, this value, [[RegExpLastParen]]).
+includes: [propertyHelper.js]
+features: [legacy-regexp]
+---*/
+
+var desc = Object.getOwnPropertyDescriptor(RegExp, "lastParen");
+
+assert.sameValue(desc.set, undefined, "`set` property");
+assert.sameValue(typeof desc.get, "function", "`get` property");
+
+verifyProperty(RegExp, "lastParen", {
+  enumerable: false,
+  configurable: true
+});
+
+desc = Object.getOwnPropertyDescriptor(RegExp, "$+");
+
+assert.sameValue(desc.set, undefined, "`set` property");
+assert.sameValue(typeof desc.get, "function", "`get` property");
+
+verifyProperty(RegExp, "$+", {
+  enumerable: false,
+  configurable: true
+});
diff --git a/test/annexB/built-ins/RegExp/legacy-accessors/leftContext/prop-desc.js b/test/annexB/built-ins/RegExp/legacy-accessors/leftContext/prop-desc.js
new file mode 100644
index 0000000000..1d76ca6011
--- /dev/null
+++ b/test/annexB/built-ins/RegExp/legacy-accessors/leftContext/prop-desc.js
@@ -0,0 +1,39 @@
+// Copyright (C) 2020 ExE Boss. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: pending
+description: Property descriptor for RegExp.leftContext
+info: |
+  RegExp.leftContext is an accessor property with attributes:
+  {
+    [[Enumerable]]: false,
+    [[Configurable]]: true,
+    [[Set]]: undefined,
+  }
+
+  get RegExp.leftContext
+
+  1. Return ? GetLegacyRegExpStaticProperty(%RegExp%, this value, [[RegExpLeftContext]]).
+includes: [propertyHelper.js]
+features: [legacy-regexp]
+---*/
+
+var desc = Object.getOwnPropertyDescriptor(RegExp, "leftContext");
+
+assert.sameValue(desc.set, undefined, "`set` property");
+assert.sameValue(typeof desc.get, "function", "`get` property");
+
+verifyProperty(RegExp, "leftContext", {
+  enumerable: false,
+  configurable: true
+});
+
+desc = Object.getOwnPropertyDescriptor(RegExp, "$`");
+
+assert.sameValue(desc.set, undefined, "`set` property");
+assert.sameValue(typeof desc.get, "function", "`get` property");
+
+verifyProperty(RegExp, "$`", {
+  enumerable: false,
+  configurable: true
+});
diff --git a/test/annexB/built-ins/RegExp/legacy-accessors/rightContext/prop-desc.js b/test/annexB/built-ins/RegExp/legacy-accessors/rightContext/prop-desc.js
new file mode 100644
index 0000000000..d154c5de3d
--- /dev/null
+++ b/test/annexB/built-ins/RegExp/legacy-accessors/rightContext/prop-desc.js
@@ -0,0 +1,39 @@
+// Copyright (C) 2020 ExE Boss. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: pending
+description: Property descriptor for RegExp.rightContext
+info: |
+  RegExp.rightContext is an accessor property with attributes:
+  {
+    [[Enumerable]]: false,
+    [[Configurable]]: true,
+    [[Set]]: undefined,
+  }
+
+  get RegExp.rightContext
+
+  1. Return ? GetLegacyRegExpStaticProperty(%RegExp%, this value, [[RegExpRightContext]]).
+includes: [propertyHelper.js]
+features: [legacy-regexp]
+---*/
+
+var desc = Object.getOwnPropertyDescriptor(RegExp, "rightContext");
+
+assert.sameValue(desc.set, undefined, "`set` property");
+assert.sameValue(typeof desc.get, "function", "`get` property");
+
+verifyProperty(RegExp, "rightContext", {
+  enumerable: false,
+  configurable: true
+});
+
+desc = Object.getOwnPropertyDescriptor(RegExp, "$'");
+
+assert.sameValue(desc.set, undefined, "`set` property");
+assert.sameValue(typeof desc.get, "function", "`get` property");
+
+verifyProperty(RegExp, "$'", {
+  enumerable: false,
+  configurable: true
+});