diff --git a/src/components/modal/IVModal.type.ts b/src/components/modal/IVModal.type.ts
new file mode 100644
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+++ b/src/components/modal/IVModal.type.ts
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+import type IVButton from '../button/IVButton.type';
+import type { DialogBreakpoints } from 'primevue/dialog';
+
+/**
+ * Interface representing the properties for a Modal component.
+ */
+export interface IModal {
+  /**
+   * Optional unique identifier for the modal element.
+   */
+  modalId?: string
+
+  /**
+   * Flag indicating whether the modal is currently open.
+   */
+  opened?: boolean
+
+  /**
+   * List of actions (buttons) displayed in the modal.
+   */
+  actions?: IVButton[]
+
+  /**
+   * Determines if the modal should behave like an alert dialog.
+   */
+  isAlert?: boolean
+
+  /**
+   * Reference to the originating element that triggered the modal,
+   * used to return focus when the modal is closed.
+   */
+  origin?: { focus: () => void }
+
+  /**
+   * Title displayed at the top of the modal.
+   */
+  title: string
+
+  /**
+   * Optional icon name or path to render next to the title.
+   */
+  icon?: string
+
+  /**
+   * Defines the modal size: 'sm' = small, 'md' = medium, 'lg' = large.
+   */
+  size?: 'sm' | 'md' | 'lg'
+
+  /**
+   * Accessible label (aria-label) for the close button.
+   */
+  closeButtonLabel?: string
+
+  /**
+   * Tooltip (title attribute) shown when hovering over the close button.
+   */
+  closeButtonTitle?: string
+}
+
+/**
+ * Extended Modal interface that includes configuration for responsive breakpoints.
+ */
+export default interface IVModal extends IModal {
+  /**
+   * Breakpoints used to control responsive modal behavior.
+   * Compatible with PrimeVue Dialog breakpoints format.
+   */
+  breakpoints?: DialogBreakpoints
+}