"iPad is available to order beginning Friday, March 24, from apple.com and starts delivering to customers and arriving next week in Apple Stores, through select carriers and Apple Authorized Resellers (prices may vary) in the US and more than 20 countries and regions, including Australia, Canada, China, France, Germany, Hong Kong, Italy, Japan, Mexico, Netherlands, Spain, Sweden, Switzerland and the UK. Denmark, India, Mexico, Norway, Russia, Turkey and other countries and regions will follow in April. Brazil, Taiwan and other countries and regions will follow in May."
Source:
https://www.apple.com/newsroom/2017...-display-and-incredible-performance.html#mn_p