Sydney: Australia will begin enforcing tougher visa rules for foreign students this week as official data showed migration hit another record high, which is likely to further exacerbate an already tight rental market. From Saturday, English language requirements for student and graduate visas will be increased, while the government will get the power to suspend education providers from recruiting international students if they repeatedly break the rules.Sydney: Australia will begin enforcing tougher visa rules for foreign students this week as official data showed migration hit another record high, which is likely to further exacerbate an already tight rental market. From Saturday, English language requirements for student and graduate visas will be increased, while the government will get the power to suspend education providers from recruiting international students if they repeatedly break the rules.