[1] The tournament was played to celebrate Sri Lanka's 70th year of independence; the title derives from the Sinhalese නිදහස් nidahas, meaning "freedom.

[17] Sri Lanka's captain Dinesh Chandimal was given a two-match ban for a slow over-rate following the match against Bangladesh on 10 March 2018.

[30][31] Mahmudullah, who was on the non-striker's end when Mustafizur Rahman was batting, demanded that a no-ball be signalled by the on-field umpires.

Reserve Bangladeshi cricketer Nurul Hasan was also suspected to have breached the code of conduct for arguing with Sri Lankan captain Thisara Perera.

The International Cricket Council (ICC) later imposed a 25 percent fine on match fees and issued a demerit point to both Shakib and Nurul Hasan for breaching the code of ethics.