public function __construct() {
		$this->id    = 'tax';
		$this->label = __( 'Tax', 'woocommerce' );

		add_filter( 'woocommerce_settings_tabs_array', array( $this, 'add_settings_page' ), 20 );

		if ( wc_tax_enabled() ) {
			add_action( 'woocommerce_sections_' . $this->id, array( $this, 'output_sections' ) );
			add_action( 'woocommerce_settings_' . $this->id, array( $this, 'output' ) );
			add_action( 'woocommerce_settings_save_' . $this->id, array( $this, 'save' ) );
		}
	}