Condos.  The law does not allow a condominium association to prohibit a unit owner from displaying a Utah or US flag up to 3 feet x 5 feet, made from fabric or cloth, from a staff, pole, or window in the unit owner's unit or limited common areas and facilities, if the display is consistent with the guidelines in United States Code, Title 4, Chapter 1, The Flag.  See Utah Code §§ 57-24-101, 57-24-102.

Community Associations.  The Community Association Act does not allow a community association to prohibit a lot owner from displaying a United States flag inside a dwelling or limited common area or on a lot, if the display complies with United States Code, Title 4, Chapter 1, The Flag.  A community association may restrict the display of a flag on common areas.  See Utah Code § 57-8a-219.

Statutes and Cases:

(For reference: 57-8 is the Condo Act, 57-8a is the Community Association Act, 16-6a is the Nonprofit Act)

57-8a-219. Display of the flag
Flag, Display of - Utah Code Title 57, Chapter 24