[secretagent]

The Court also accepted the wisdom of the legislature as sufficient for the purposes of regulation as long as they could not be proven to be arbitrary or unreasonable and a "substantial relation" to the police powers could not be disproven.

Scratching my head. Every law has a substantial relation to police powers.

[marsh2]

It does now. It didn't originally. For instance, it would be unlikely that reguilation of non-point source pollution (such as sediment from run off) could have been regulated. Other examples are habitat degredation for endangered species; required canopy closure at timber harvest; in other words, many environmental regulations. There are also the historic district paint color regulations; many building codes such as prohibiting the use of PVC pipe.

[tacticalogic]

Scratching my head. Every law has a substantial relation to police powers.

Not every law, but any law of any material consequece. A law declaring a national "Moose and Cheese Week" probably wouldn't, but it seems that it would be assumed to have one until proven otherwise.