Local E.P.A. officials, according to an agency document, are concerned that the project carries environmental risks.

Internal agency documents obtained by The New York Times show that federal health officials are divided, too.

Regulations start out as an agency document, which many agencies now post on the web.

It is one of very few cases where governmental agency documents have formally declared an unidentified flying object was involved.

Quality control criteria are found in various agency documents.

The study also reported that agency documents gave at least three different totals for the number of senior-citizen centers operating at its developments.

The duration of the long-range program would be determined by the Security Council, the agency document said.

But it does find that she violated federal rules when she sent internal agency documents to industry lobbyists.

He said he expected a "narrow subset" of agency documents to be classified, those relating to bioterrorism and the nation's preparedness to respond to it.

And he said that there was only one instance, in 1985, in which an agency document referred to the subject of lethal chemicals.