[] 1 Head of household

[] 1.1 Husband, wife, common-law husband/ wife
[] 1.2 Other head of household

[] 2 Relative of head of household

[] 2.1 Son, daughter, son-in-law, daughter-in-law
[] 2.2 Father, mother, father-in-law, mother-in-law
[] 2.3 Brother, sister
[] 2.4 Other relatives of head of household

[] 3 Other position in household

[] 3.1 Other position in household (e.g. domestic help, foster child, boarder, unrelated joint tenant)