Complaints of fair housing discrimination must be filed with the Human Rights Commission within 180 days of the alleged discriminatory act. Complaints must be filed with HUD within:

one year

Explanation:

In such a scenario you must file any discriminatory complaint within one year of the last date of the alleged discrimination under the Fair Housing Act. Most civil rights authorities have been known to allow complaints to be filed after one year for good cause, but for the Fair Housing Act complaints, the Office of Fair Housing and Equal Opportunity recommend filling as soon as possible in order for certain action to be able to take place.