Check this out:

... Latex paint is recyclable, but oil-based paints are considered hazardous waste add should be disposed of properly by  professionals.  All paint should be properly eliminated to avoid contamination of public utilities.

One way to dispose of your excess paint is to buy a paint hardener or add sawdust, sand, or soil to your tin and leave the lid off until the paint becomes solid and dry.  At this time you may dispose of the paint in a proper container.

If you want to know more about paint or if you're thinking about doing some residential or commercial painting in the Baton Rouge LA or surrounding areas, A C Painting can offer you the highest quality of work!  A C Painting is committed to making sure that each job is completed in a timely manner, within budget, and exceeds expectations.  Visit our website at acpainting.work for a free quote today.