Vermont already had on the books a law requiring developers to submit environmental impact statments.

Housing: Require developers of commercial space to build, or help finance, affordable housing.

Then it enacted an ordinance requiring new developers to pay a proportionate share of the plan's cost.

These controls include requiring developers to provide amenities like parks and child care centers in their projects.

Castle continued to keep the project a secret, requiring developers to sign a non-disclosure agreement.

New provisions might require developers of farmland to leave up to 80 percent of the land in agriculture, he said.

The city started requiring developers to landscape major arterials adjacent to their developments.

A New Jersey law requires developers building within 100 feet of the water's edge to provide a 30-foot walkway along the shore for public use.

He said financing sources were now requiring developers to supply a higher proportion of funding for deals.

Ms. Palma's bill would require developers in the entire city to make 30 percent of their units lower-priced if they want the tax break.