Grand Canyon National Park requires that every river trip have with them a printed copy of the current Noncommercial River Trip Regulations.  The river ranger at Lees Ferry will check this.  Click "Continue reading" to access the pdf file for printing the regulations here: Noncommercial River Trip Regulations

The river trip permit holder has the responsibility of ensuring that all participants comply with the terms and conditions of the river trip permit as stated in the Noncommercial River Trip Regulations.