Interviewer instructions
Assign a unique four-digit HSN for each of the household that you list. The first household that you list will be assigned HSN 0001, the second 0002, the third 0003, and so on. There are special HSNs which will be assigned in the following cases:
7777 - assigned to a household to indicate that it is occupying a housing unit which is not their usual place of residence, as in the case of a household occupying the housing unit for convenience in going to work or school.
8888 - assigned to a household to indicate that the members such as foreign diplomats, are excluded from enumeration.
8889 - assigned to a household to indicate that the housing unit is only used as a vacation/rest house. In this case, the household has a usual place of residence somewhere else.
9999 - assigned to a vacant housing unit, that is, no household is occupying the housing unit.