Which of the following is NOT a requirement for a loan to be considered consumer credit under Regulation Z?

A loan is classified as consumer credit under Regulation Z if certain criteria are met, which aim to protect borrowers by providing them with clear and comprehensive information about their credit. One of these criteria is that the loan must be for personal use. It implies that the funds are meant for personal, family, or household purposes rather than for business or commercial use.

Additionally, the borrower must be an individual, reflecting that consumer credit is designed primarily for private consumers, not businesses or corporations. There is also a requirement regarding the loan amount, which generally needs to exceed a certain limit to qualify as consumer credit.

The statement regarding housing units pertains to residential loans like mortgages, but it is not a general requirement for a loan to be classified under consumer credit. While loans associated with certain types of properties may indeed have restrictions, the fact that a loan cannot exceed four housing units is not a determining factor in whether it qualifies as consumer credit under Regulation Z. Thus, this answer correctly identifies an aspect that is not necessary for classifying a loan as consumer credit.