WordPress at a glance
function is not described

Automattic\WooCommerce\Admin\Features

OnboardingTasks::get_automated_tax_supported_countries() public WC 1.0

Get an array of countries that support automated tax.

{} It's a method of the class: OnboardingTasks{}

No Hooks.

Return

Array. Nothing.

Usage

$result = OnboardingTasks::get_automated_tax_supported_countries();

Code of OnboardingTasks::get_automated_tax_supported_countries() WC 5.2.2

<?php
public static function get_automated_tax_supported_countries() {
	// https://developers.taxjar.com/api/reference/#countries .
	$tax_supported_countries = array_merge(
		array( 'US', 'CA', 'AU' ),
		WC()->countries->get_european_union_countries()
	);

	return $tax_supported_countries;
}