New noise standards would then take effect in April 1995, with emissions rules coming into operation in 1996 and being tightened further in 2003.

Power plants built before 1970 are subject to few emissions rules.

Because Reliants to do not meet federal safety and emissions rules, only cars more than 25 years old can be imported.

Companies that cannot comply with new emissions rules will be shut down, devastating the economy and killing American jobs.

Because of their age, 567 engines are generally exempt from emissions rules.

The automakers have made much the same argument against California's emissions rules.

The emissions rules could add hundreds of dollars to the cost of making light trucks.

Ford also voluntarily exceeds emissions rules on many of its models.

Further, he said, it would create too many emissions rules.

The states were then to issue a Clean Air Act permit for each site, listing the emissions rules to which the facility was subject.