FACEIT has published dates of open qualifiers for next Major

The Open Qualifiers will take place between May 14 and June 17

The full schedule of qualifiers is available below:

CIS

14 May CIS Open Qualifier #1
19 May CIS Open Qualifier #2
21 May CIS Open Qualifier #3
26 May CIS Open Qualifier #4

Asia + Oceania

19 May East Asia Open Qualifier
19 May ME + SEA Open Qualifier
19 May China Open Qualifier
26 May Oceania Open Qualifier
26 May India + SEA Open Qualifier

South America

19 May SA Open Qualifier #1
26 May SA Open Qualifier #2

Europe

2 June EU Open Qualifier #1
4 June EU Open Qualifier #2
11 June EU Open Qualifier #3
16 June EU Open Qualifier #4

North America

2 June NA Open Qualifier #1
5 June NA Open Qualifier #1 NA Open Qualifier #2
12 June NA Open Qualifier #3
16 June NA Open Qualifier #4

Source of all pictures: hltv.org