diff --git a/packages/terra-button/CHANGELOG.md b/packages/terra-button/CHANGELOG.md
index 88d28821c9d..c1a99941cbb 100644
--- a/packages/terra-button/CHANGELOG.md
+++ b/packages/terra-button/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Changed
+  * Added support of selection state for Fusion-Button
+
 ## 3.68.2 - (October 3, 2023)
 
 * Fixed
diff --git a/packages/terra-button/src/Button.jsx b/packages/terra-button/src/Button.jsx
index 52ec953fdf0..2667bbc2edf 100644
--- a/packages/terra-button/src/Button.jsx
+++ b/packages/terra-button/src/Button.jsx
@@ -118,7 +118,7 @@ const defaultProps = {
 class Button extends React.Component {
   constructor(props) {
     super(props);
-    this.state = { active: false, focused: false };
+    this.state = { active: false, focused: false, isSelected: false };
     this.handleKeyDown = this.handleKeyDown.bind(this);
     this.handleKeyUp = this.handleKeyUp.bind(this);
     this.handleOnBlur = this.handleOnBlur.bind(this);
@@ -144,7 +144,7 @@ class Button extends React.Component {
     }
   }
 
-  handleClick(event) {
+  handleClick(event, isSelectable) {
     // See https://developer.mozilla.org/en-US/docs/Web/HTML/Element/Button#Clicking_and_focus
     // Button on Firefox, Safari and IE running on OS X does not receive focus when clicked.
     // This will put focus on the button when clicked if it is not currently the active element.
@@ -155,11 +155,15 @@ class Button extends React.Component {
     }
 
     if (this.props.onClick) {
-      this.props.onClick(event);
+      if (isSelectable) {
+        this.props.onClick(event, this.state.isSelected);
+      } else {
+        this.props.onClick(event);
+      }
     }
   }
 
-  handleKeyDown(event) {
+  handleKeyDown(event, isSelectable) {
     // Add active state to FF browsers
     if (event.nativeEvent.keyCode === KeyCode.KEY_SPACE) {
       this.setState({ active: true });
@@ -175,6 +179,9 @@ class Button extends React.Component {
     // Add focus styles for keyboard navigation
     if (event.nativeEvent.keyCode === KeyCode.KEY_SPACE || event.nativeEvent.keyCode === KeyCode.KEY_RETURN) {
       this.setState({ focused: true });
+      if (isSelectable) {
+        this.setState(prevState => ({ isSelected: !prevState.isSelected }));
+      }
     }
 
     if (this.props.onKeyDown) {
@@ -208,10 +215,13 @@ class Button extends React.Component {
     }
   }
 
-  handleMouseDown(event) {
+  handleMouseDown(event, isSelectable) {
     if (this.props.onMouseDown) {
       this.props.onMouseDown(event);
     }
+    if (isSelectable) {
+      this.setState(prevState => ({ isSelected: !prevState.isSelected }));
+    }
 
     // See https://developer.mozilla.org/en-US/docs/Web/API/HTMLOrForeignElement/focus#Notes
     // If you call HTMLElement.focus() from a mousedown event handler, you must call event.preventDefault() to keep the focus from leaving the HTMLElement.
@@ -246,6 +256,9 @@ class Button extends React.Component {
     const isMac = () => navigator.userAgent.indexOf('Mac') !== -1;
     const buttonLabelCx = isMac() ? 'button-label-mac' : 'button-label-win';
 
+    // TODO: `isSelectable` prop is used for fusion pass through passivity and should be removed after Fusion Phase2 release.
+    const { isSelectable } = customProps;
+
     const buttonClasses = classNames(
       cx([
         'button',
@@ -255,6 +268,7 @@ class Button extends React.Component {
         { compact: isCompact },
         { 'is-active': this.state.active && !isDisabled },
         { 'is-focused': this.state.focused && !isDisabled },
+        { 'is-selected': isSelectable && this.state.isSelected && !isDisabled },
         theme.className,
       ]),
       customProps.className,
@@ -302,6 +316,10 @@ class Button extends React.Component {
       ariaLabel = (icon && icon.props.a11yLabel) ? icon.props.a11yLabel : ariaLabel || text;
     }
 
+    if (isSelectable) {
+      customProps['aria-pressed'] = this.state.isSelected;
+    }
+
     let ComponentType = 'button';
     if (href) {
       ComponentType = 'a';
@@ -317,12 +335,12 @@ class Button extends React.Component {
         tabIndex={isDisabled ? '-1' : customProps.tabIndex}
         aria-disabled={isDisabled}
         aria-label={ariaLabel}
-        onKeyDown={this.handleKeyDown}
+        onKeyDown={(event) => { this.handleKeyDown(event, isSelectable); }}
         onKeyUp={this.handleKeyUp}
         onBlur={this.handleOnBlur}
         title={buttonTitle}
-        onClick={this.handleClick}
-        onMouseDown={this.handleMouseDown}
+        onClick={(event) => { this.handleClick(event, isSelectable); }}
+        onMouseDown={(event) => { this.handleMouseDown(event, isSelectable); }}
         onFocus={this.handleFocus}
         href={href}
         ref={refCallback}
diff --git a/packages/terra-button/src/Button.module.scss b/packages/terra-button/src/Button.module.scss
index 8469583e890..5b65abd2d3b 100644
--- a/packages/terra-button/src/Button.module.scss
+++ b/packages/terra-button/src/Button.module.scss
@@ -78,6 +78,34 @@
       opacity: var(--terra-button-disabled-opacity, 0.3);
       pointer-events: none; // prevent pointer interaction for anchor elements
     }
+
+    &.is-selected.is-focused {
+      background-color: var(--terra-button-selected-and-focus-background-color, #52585b);
+      border-color: var(--terra-button-selected-and-focus-border-color, #52585b);
+      box-shadow: var(--terra-button-selected-and-focus-box-shadow, 0 0 1px 3px rgba(76, 178, 233, 0.5), 0 0 7px 4px rgba(76, 178, 233, 0.35));
+      color: var(--terra-button-selected-and-focus-color, #fff);
+    }
+
+    &.is-selected {
+      background-color: var(--terra-button-selected-background-color, #52585b);
+      border-color: var(--terra-button-selected-border-color, #52585b);
+      box-shadow: var(--terra-button-selected-box-shadow);
+      color: var(--terra-button-selected-color, #fff);
+    }
+
+    &.is-selected:active {
+      background-color: var(--terra-button-selected-and-active-background-color, #52585b);
+      border-color: var(--terra-button-selected-and-active-border-color, #52585b);
+      box-shadow: var(--terra-button-selected-and-active-box-shadow);
+      color: var(--terra-button-selected-and-active-color, #fff);
+    }
+
+    &.is-selected:hover {
+      background-color: var(--terra-button-selected-and-hover-background-color, #40474a);
+      border-color: var(--terra-button-selected-and-hover-border-color, #40474a);
+      box-shadow: var(--terra-button-selected-and-hover-box-shadow);
+      color: var(--terra-button-selected-and-hover-color, #fff);
+    }
   }
 
   .button-label-mac {
diff --git a/packages/terra-button/src/clinical-lowlight-theme/Button.module.scss b/packages/terra-button/src/clinical-lowlight-theme/Button.module.scss
index 780750b5203..90f855e48af 100644
--- a/packages/terra-button/src/clinical-lowlight-theme/Button.module.scss
+++ b/packages/terra-button/src/clinical-lowlight-theme/Button.module.scss
@@ -190,5 +190,26 @@
     --terra-button-hover-background-color-utility: transparent;
     --terra-button-hover-border-color-utility: transparent;
     --terra-button-hover-color-utility: #b2b5b6;
+
+    // isSelected button
+    --terra-button-selected-background-color: #1a2023;
+    --terra-button-selected-border-color: #181b1d;
+    --terra-button-selected-box-shadow: none;
+    --terra-button-selected-color: #9b9b9b;
+
+    --terra-button-selected-and-focus-background-color: #1a2023;
+    --terra-button-selected-and-focus-border-color: #181b1d;
+    --terra-button-selected-and-focus-box-shadow: 0 0 1px 3px rgba(76, 178, 233, 0.5), 0 0 7px 4px rgba(76, 178, 233, 0.35);
+    --terra-button-selected-and-focus-color: #9b9b9b;
+
+    --terra-button-selected-and-active-background-color: #1a2023;
+    --terra-button-selected-and-active-border-color: #181b1d;
+    --terra-button-selected-and-active-box-shadow: none;
+    --terra-button-selected-and-active-color: #9b9b9b;
+
+    --terra-button-selected-and-hover-background-color: #121517;
+    --terra-button-selected-and-hover-border-color: #181b1d;
+    --terra-button-selected-and-hover-box-shadow: none;
+    --terra-button-selected-and-hover-color: #9b9b9b;
   }
 }
diff --git a/packages/terra-button/src/orion-fusion-theme/Button.module.scss b/packages/terra-button/src/orion-fusion-theme/Button.module.scss
index 300172853cf..9461a961c4b 100644
--- a/packages/terra-button/src/orion-fusion-theme/Button.module.scss
+++ b/packages/terra-button/src/orion-fusion-theme/Button.module.scss
@@ -190,5 +190,26 @@
     --terra-button-hover-background-color-utility: transparent;
     --terra-button-hover-border-color-utility: transparent;
     --terra-button-hover-color-utility: #004c76;
+
+    // isSelected button
+    --terra-button-selected-and-hover-background-color: #52585b;
+    --terra-button-selected-and-hover-border-color: #6f7477;
+    --terra-button-selected-and-hover-box-shadow: none;
+    --terra-button-selected-and-hover-color: #fff;
+
+    --terra-button-selected-and-focus-background-color: #52585b;
+    --terra-button-selected-and-focus-border-color: #6f7477;
+    --terra-button-selected-and-focus-box-shadow: 0 0 1px 1px rgba(255, 255, 255, 0.65), 0 0 2px 3px rgba(76, 178, 233, 0.5), 0 0 6px 4px rgba(76, 178, 233, 0.3);
+    --terra-button-selected-and-focus-color: #fff;
+
+    --terra-button-selected-background-color: #52585b;
+    --terra-button-selected-border-color: #6f7477;
+    --terra-button-selected-box-shadow: inset 0 3rem 1.5rem -2rem #434a4d;
+    --terra-button-selected-color: #fff;
+
+    --terra-button-selected-and-active-background-color: #52585b;
+    --terra-button-selected-and-active-border-color: #6f7477;
+    --terra-button-selected-and-active-box-shadow: inset 0 3rem 1.5rem -2rem #434a4d;
+    --terra-button-selected-and-active-and-color: #fff;
   }
 }
diff --git a/packages/terra-button/tests/wdio/__snapshots__/reference/clinical-lowlight-theme/en/chrome_tiny/button-spec/selected-button.png b/packages/terra-button/tests/wdio/__snapshots__/reference/clinical-lowlight-theme/en/chrome_tiny/button-spec/selected-button.png
new file mode 100644
index 00000000000..ec758c10558
Binary files /dev/null and b/packages/terra-button/tests/wdio/__snapshots__/reference/clinical-lowlight-theme/en/chrome_tiny/button-spec/selected-button.png differ
diff --git a/packages/terra-button/tests/wdio/__snapshots__/reference/orion-fusion-theme/en/chrome_tiny/button-spec/selected-button.png b/packages/terra-button/tests/wdio/__snapshots__/reference/orion-fusion-theme/en/chrome_tiny/button-spec/selected-button.png
new file mode 100644
index 00000000000..9b3dc58a08e
Binary files /dev/null and b/packages/terra-button/tests/wdio/__snapshots__/reference/orion-fusion-theme/en/chrome_tiny/button-spec/selected-button.png differ
diff --git a/packages/terra-button/tests/wdio/__snapshots__/reference/terra-default-theme/en/chrome_tiny/button-spec/selected-button.png b/packages/terra-button/tests/wdio/__snapshots__/reference/terra-default-theme/en/chrome_tiny/button-spec/selected-button.png
new file mode 100644
index 00000000000..0a225c7cf0e
Binary files /dev/null and b/packages/terra-button/tests/wdio/__snapshots__/reference/terra-default-theme/en/chrome_tiny/button-spec/selected-button.png differ
diff --git a/packages/terra-button/tests/wdio/button-spec.js b/packages/terra-button/tests/wdio/button-spec.js
index 0f861a8ae77..7ee2272428e 100644
--- a/packages/terra-button/tests/wdio/button-spec.js
+++ b/packages/terra-button/tests/wdio/button-spec.js
@@ -255,4 +255,12 @@ Terra.describeViewports('Button', ['tiny'], () => {
       Terra.validates.element('programmatic re-enabled -Enabled Button is not focused', { selector: '#root' });
     });
   });
+
+  describe('Selectable button', () => {
+    it('displays selected button', () => {
+      browser.url('/raw/tests/cerner-terra-core-docs/button/selectable-button');
+      $('<button>').click();
+      Terra.validates.element('selected-button');
+    });
+  });
 });
diff --git a/packages/terra-core-docs/CHANGELOG.md b/packages/terra-core-docs/CHANGELOG.md
index 5fbbfb470f8..cf9aba793b8 100644
--- a/packages/terra-core-docs/CHANGELOG.md
+++ b/packages/terra-core-docs/CHANGELOG.md
@@ -7,6 +7,9 @@
 * Updated
   * Removed `terra-table` as a dependency as the docs have now moved to `terra-framework-docs`.
 
+* Added
+  *  Added example for selection state of Fusion-Button in `terra-button`.
+
 ## 1.45.0 - (October 16, 2023)
 
 * Added
diff --git a/packages/terra-core-docs/src/terra-dev-site/test/button/SelectableButton.test.jsx b/packages/terra-core-docs/src/terra-dev-site/test/button/SelectableButton.test.jsx
new file mode 100644
index 00000000000..7e7bf75cd4e
--- /dev/null
+++ b/packages/terra-core-docs/src/terra-dev-site/test/button/SelectableButton.test.jsx
@@ -0,0 +1,31 @@
+import React, { useState } from 'react';
+import Button from 'terra-button';
+import classNames from 'classnames/bind';
+import styles from './ButtonTestCommon.module.scss';
+
+const cx = classNames.bind(styles);
+
+const SelectableButton = () => {
+  const [text, setText] = useState('Unselected');
+
+  const handleSelection = (event, toggledState) => {
+    if (toggledState) {
+      setText('Selected');
+    } else {
+      setText('Unselected');
+    }
+  };
+
+  return (
+    <div>
+      <p>
+        Status:
+        {' '}
+        {text}
+      </p>
+      <Button text="Click Me" className={cx('button')} isSelectable onClick={handleSelection} />
+    </div>
+  );
+};
+
+export default SelectableButton;