2020 CCL Rules
2020 CCL Rules
2020_CCL_Rules_Regulations

It is crucial that everyone (organizers, captains and players) understand that success of such tournament relies solely on commitment and enthusiasm from everyone towards the league and the sport.
 

ICC Official Rules: 

ICC
http://www.icc-cricket.com/cricket-rules-and-regulations
Standard Twenty20 International Match Playing Conditions )

MCC
http://www.lords.org/data/files/laws-of-cricket-2000-code-4th-edition-final-10422.pdf

Net Run Rate Calculations
http://icc-live.s3.amazonaws.com/cms/media/about_docs/559921e3b7a49-2%20_Standard_ODI_July_2015.pdf

Code of Conduct of Players and penalties: 
http://icc-live.s3.amazonaws.com/cms/media/about_docs/57e22ee39bbb0-%5bFV%5d%20Code%20of%20Conduct%20For%20Players%20and%20Player%20Support%20Personnel%20-%20effective%2022%20September%202016.pdf