Household income and Expenditure Survey (HIES) is one of the core activities of the BBS; it contains a wide range of socioeconomic information at the household level that has strong influence in the decision-making process for the government. It is used for assessing poverty level and the living standard of the people at large. Considering its importance, the national governments and the international agencies have been striving for the improvement of survey methodology and to establish of HIES technical standard.