Minimum Order Amount

This snippet sets a minimum order amount for checkout, preventing users from placing orders below a certain value.

PHP

function set_minimum_order_amount( $min_amount = 50 ) {
    if ( WC()->cart->total < $min_amount ) {
        wc_add_notice( 
            sprintf( 'Your current order total is %s — you must have an order with a minimum of %s to place your order', 
                wc_price( WC()->cart->total ), 
                wc_price( $min_amount )
            ), 'error' 
        );
        remove_action( 'woocommerce_proceed_to_checkout', 'woocommerce_button_proceed_to_checkout', 20 );
    }
}
add_action( 'woocommerce_check_cart_items', 'set_minimum_order_amount' );