Police officers will enforce these regulations only if they observe violations taking place. They cannot act after the fact.  

Here are a couple of important facts, 

Fireworks MAY NOT:

• be ignited or discharged on a public or private property without express permission of the property owner; 
• be discharged from or within a motor vehicle or building;
• be discharged toward a motor vehicle or building;
• be discharged within 200 feet of any structure, property line, vehicle or roadway unless approval from all property owners within the 200-feet area (this distance supersedes state law);
• be discharged while the person is under the influence of alcohol, a controlled substance, or another drug