The first change placed an additional safeguard around the exercise of special directions so that they may only be used if the special direction does not materially disadvantage the class or classes of person to which it relates. The bill will preserve the ability for the Government to require visa holders to comply with health measures taken to contain COVID-19 in New Zealand—for example, requiring that they obey the instructions of a medical officer of health. This measure is something the Government introduced for new temporary visa applicants in March, sparked by concerns about tourists who indicated that they would not self-isolate and risked the health of New Zealanders as a result.