On July 10,2019 ICANN released Label generation rules for eight scripts Devanagari, Gurmukhi, Gujarati, Kannada, Malayalam. Oriya, Tamil, Telugu. These rules are criteria for determining valid Domain Names for the Root Zone of the Domain Name System (DNS).
This is a companion discussion topic for the original entry at https://blog.smc.org.in/root-zone-label-generation-rules-for-malayalam/