The plan would take effect in the form a Presidential directive.

Local leaders are also required to follow through with presidential directives.

"Necessary presidential directives in regard to such presence are available," he said.

But it turns out that no law or presidential directive has ever established the authority's status.

The center was established in 1971, following a presidential directive in 1969.

There have to be rules, presidential directives controlling the resort to assassination.

Recent presidential directives protect land in California, Arizona and other states.

He could sit here another hour or two staring at that door, but eventually, he would have to carry out the presidential directive.

The advisor developed recommendations for presidential directives, differently labeled by each president.

That presidential directive, issued last August, goes into effect at the end of February.