<p>Unsolicited marketing calls, which are made from abroad on behalf of UK companies, are already covered by the Telephone Preference Service (TPS), under the Privacy and Electronic Communications Regulations (PECR). The Information Commissioner's Office (ICO) has responsibility for enforcement of the TPS and is able to issue a fine of up to £500,000 for the most serious breaches of the PECR. Unsolicited international calls not made on behalf of UK companies would be outside any UK jurisdiction.</p>