Disable payment gateways for shipping rates

disable-payment-gateways-for-shipping-method.php

<?php
/**
 * Filter payment gatways
 */
function my_custom_available_payment_gateways( $gateways ) {

	$chosen_shipping_rates = WC()->session->get( 'chosen_shipping_methods' );

	// When 'local delivery' has been chosen as shipping rate
	if ( in_array( 'local_delivery', $chosen_shipping_rates ) ) :

		// Remove bank transfer payment gateway
		unset( $gateways['bacs'] );

	endif;

	return $gateways;

}
add_filter( 'woocommerce_available_payment_gateways', 'my_custom_available_payment_gateways' );