A local state of emergency was declared at 10:16 am on 4 September for the city, and evacuations of parts were planned to begin later in the day. People inside the Christchurch city centre were evacuated, and the city's central business district remained closed until 5 September . A curfew from 7 pm on 4 September to 7 am on 5 September was put in place. The New Zealand Army was also deployed to assist police and enforce the curfew. All schools were closed until 8 September so they could be checked.