Apparently this bill hasn't been assigned a number yet and isn't available on the usual govco websites that track pending legislation: https://www.soundmoneydefense.org/news/2018/09/07/tax-on-gold-silver-bill-000179 Hopefully, it bears some fruit in the near future.
This bill has a number now. HR 6790: https://www.silverstackers.com/foru...as-a-fixed-weight-of-gold.88487/#post-1064457