"It makes you wonder what's going to happen to the imports' share after incentives expire," he said.

Without new regulations, the federal incentives would expire with the 2004 model year.

But the incentive expired in May 1988, before he could begin work.

Those incentives usually expire at the end of a month.

People had to buy their car by the end of December, because that was when the incentives expired.

Then when the incentive expires and the property is fully taxable, that's the goal.

Tax revenues from the center could top $1.5 million when incentives expire, he said.

For one, auto sales will almost certainly fall sharply once the incentives expire.

A full-scale effort is set to begin in June, when financial incentives being offered for returning voluntarily expire.

And what happens if those incentives expire?