Makes the following changes to GS Chapter 41A, the State Fair Housing Act.

Adds to the defined terms set out in GS 41A-3. Defines private assistance to mean financial assistance received from a private source, including a nonprofit organization, charitable organization, or any other nongovernmental source. Defines source of income to mean any lawful source of money paid directly, indirectly, or on behalf of a renter or buyer of housing, including income derived from any lawful profession or occupation, and income or rental payments derived from any government or private assistance, grant, or loan program.

Expands the scope of GS 41A-4, which sets out unlawful discriminatory housing practices based on the individual's race, color, religion, sex, national origin, handicapping condition, or familial status, to include discrimination against an individual based on the individual's source of income in the context of real estate transactions, the business of engaging in real estate transactions, and land-use decisions and development permitting, as described. Makes conforming changes to GS 41A-5 and GS 41A-6.

Applies to real estate transactions entered into on or after December 1, 2019.