The central government, in its affidavit filed in the Supreme Court, said that it was a part of a larger strategy for combating the menace of fake money.
The government told the top court, which is hearing a batch of petitions against the note ban, that all necessary steps were taken to minimise hardships caused by the exercise.
The 2016 demonetisation was a "well-considered" decision and part of a larger strategy to combat the menace of fake money, terror financing, black money and tax evasion, the Union government has told the Supreme Court.