A 100% CSS Programme launched in 1962 as National Goiter Control Programme Renamed as National Iodine Deficiency Disorder Control Programme in 1992 to cover the wide spectrum of disorders. The Iodine Deficiency Disorder Control programme was launched in the year 1984 in the State as it was decided as a National policy to fortify all edible salt in a phased manner. The sale of Non iodized salt was banned in the State of Sikkim under the provision of Food Adulteration Act 37, of 1954 and implemented since September 1985 with the following objectives:-

• To supply iodated salt in place of common salt
• Laboratory monitoring and iodated salt and urinary iodine excretion.
• Health Education.
• Surveys & Resurveys to assess the magnitude and extent of IDDs and impact of use of iodated salt.

The goal is to reduce the prevalence of IDD to <5% by 2020 in the entire Country.