24 CFR 81.17: Affordability—Income level definitions—family size and income known (owner-occupied units, actual tenants, and prospective tenants).

In determining whether a dwelling unit is affordable to very-low-, low-, or moderate-income families, where the unit is owner-occupied or, for rental housing, family size and income information for the dwelling unit is known to the GSE, the affordability of the unit shall be determined as follows:

(a) Moderate-income means:

(1) In the case of owner-occupied units, income not in excess of 100 percent of area median income; and

(2) In the case of rental units, where the income of actual or prospective tenants is available, income not in excess of the following percentages of area median income corresponding to the following family sizes:

Number of persons in family Percentage of area median income

1 70

2 80

3 90

4 100

5 or more (*)

*100% plus (8% multiplied by the number of persons in excess of 4).

(b) Low-income means:

(1) In the case of owner-occupied units, income not in excess of 80 percent of area median income; and

(2) In the case of rental units, where the income of actual or prospective tenants is available, income not in excess of the following percentages of area median income corresponding to the following family sizes:

Number of persons in family Percentage of area median income

1 56

2 64

3 72

4 80

5 or more (*)

*80% plus (6.4% multiplied by the number of persons in excess of 4).

(c) Very-low-income means:

(1) In the case of owner-occupied units, income not in excess of 60 percent of area median income; and

(2) In the case of rental units, where the income of actual or prospective tenants is available, income not in excess of the following percentages of area median income corresponding to the following family sizes:

Number of persons in family Percentage of area median income

1 42

2 48

3 54

4 60

5 or more (*)

*60% plus (4.8% multiplied by the number of persons in excess of 4).

(d) Especially-low-income means, in the case of rental units, where the income of actual or prospective tenants is available, income not in excess of the following percentages of area median income corresponding to the following family sizes:

Number of persons in family Percentage of area median income

1 35

2 40

3 45

4 50

5 or more (*)

* 50% plus (4.0% multiplied by the number of persons in excess of 4).