"It involves cooperation with other government bureaus like the public security bureau to push this policy forward," he said.

For foreigners, the policy has been in place for years, he said.

In November, Heilongjiang Province became the first region in China to enforce the regulation that migrants to the province can sit the gaokao, the Xinhua News Agency reported. Jiangsu and Anhui provinces have said they will follow suit from 2013.