NEW YORK CITY

City argues that efforts to cut buildings' carbon emissions are legal and fair.

A code of ethics can add an additional layer of protection against abuses.

City Hall wants to increase affordable homeownership, especially among minorities.

The key to a successful legal defense is to follow the governing documents.

There are pros and cons for boards and buyers when the sponsor sells an apartment.

Experts advise co-op and condo boards to avoid assessments when building up reserves.

Ruling could have big implications for New York City co-ops and condos.

The Habitat Group wishes you a sparkling — and safe — Fourth of July.

Broker’s oversights led to porous insurance coverage.

Co-op boards consider levying a flip tax on non-cash transfers of ownership.