How to create Custom Post Types in Genesis Child Theme in WordPress

Put below code to the functions.php of the child theme.

add_action( 'init', 'create_custom_post_type' );
function create_custom_post_type() {
$labels = array(
'name' => __( 'Tax Liens' ),
'singular_name' => __( 'Tax Lien' )
);
$args = array(
'labels' => $labels,
'public' => true,
'has_archive' => true,
'rewrite' => array('slug' => 'taxliens'),
);
register_post_type( 'tax_lien', $args);
}