Rainwater Collection From Roof Laws

Iowa no regulations or laws against rainwater harvesting.
Rainwater collection from roof laws. The oregon building codes division bcd has approved the use of rainwater harvesting systems as an alternate method to the state plumbing code and. In georgia for example you can get a 2 500 tax exemption for rainwater harvesting systems. No permit from the state board is necessary. However collecting rainwater for landscaping purposes would require a license if a rain capture system is being used to create a water supply swimming pool hot tub fountains ponds a landscaper must be authorized to enter a prime contract for that system.
And for more ridiculous rules that are actually on the books learn all about the 47 weirdest laws from around the world. Interconnections between approved public potable and unapproved water supplies water allocation and registrations a water allocation permit is required for the. I did find an unbelievably complex collection of rules regarding water sources other than rain water roof water. Two laws were passed in 2009 which loosened restrictions on rainwater collection allowing residents to use rainwater for non potable purposes.
So now you know why it is illegal to collect rainwater in certain states. In 2016 house bill 16 1005 was passed allowing residents to collect rainwater from a catchment system on their rooftops into two rain barrels with a combined capacity of 110 gallons. Yes some states still do have ridiculous laws prohibiting rainwater collection. Indiana no regulations or laws against rainwater harvesting.
Idaho legal to capture rainwater off roof structures and the ground as long as the rain has not entered a natural waterway. Laws against diverting water exist for the protection of the environment. Rainwater harvesting is allowed in oregon but may only be done from roof surfaces. Read them for yourself and make your own interpretation.
Knowledge is power and will hopefully keep you out of trouble. Rainwater harvesting coming from your roof is fine in california.