1. WIPP Land Withdrawal Act. Public Law 102-579, 30 October, 1992.
2. WIPP Land Withdrawal Act as Amended. Public Law 104-201, Subtitle F, 23 September, 1996.
3. US EPA (Environmental Protection Agency), 40 CFR Part 191: Environmental Radiation Protection Standards for the Management and Disposal of Spent Nuclear Fuel, High-Level and Transuranic Radioactive Wastes; Final Rule. Federal Register, vol. 50, No. 182, 1985. p. 38066–89. Office of Radiation and Indoor Air, Washington, DC.
4. US EPA (Environmental Protection Agency), 40 CFR Part 191: Environmental Radiation Protection Standards for the Management and Disposal of Spent Nuclear Fuel, High-Level and Transuranic Radioactive Wastes; Final Rule. Federal Register, vol. 58, No. 242, 1993. p. 66398–416. Office of Radiation and Indoor Air, Washington, DC.
5. US EPA (Environmental Protection Agency), 40 CFR Part 194: Criteria for the Certification and Re-Certification of the Waste Isolation Pilot Plant's Compliance With the 40 CFR Part 191 Disposal Regulations; Final Rule. Federal Register, vol. 61, No. 28, 1996. p.5224–45. Office of Radiation and Indoor Air, Washington, DC.