nor education 27 min read

By TerraCare

The Complete Guide to Natural Organic Reduction (NOR): Science, Law, and the Future of Disposition (colloquially referred to as human composting)

Natural organic reduction (NOR) — also called terramation — is a method of human disposition in which the body is gently transformed into nutrient-rich soil through a managed biological process. Inside a specially designed vessel, the body is surrounded by wood chips, straw, and other organic materials. Within a controlled environment of warmth, moisture, and airflow, naturally occurring microorganisms break the body down over a period of several weeks to a few months, depending on the system. The result is approximately one-half cubic yard of stable, fertile soil that families can use to nurture a garden, a tree, or a wild landscape.

As of April 2026, natural organic reduction is legal in 14 states: Washington, Colorado, Oregon, Vermont, California, New York, Nevada, Arizona, Maryland, Delaware, Minnesota, Maine, Georgia, and New Jersey. Three of those states — California, New York, and New Jersey — have passed enabling legislation but are not yet operational. In California, the first NOR providers are expected to open no earlier than January 1, 2027. Families in all other legal states can access services today.

What is natural organic reduction (NOR) and how does terramation work?

Natural organic reduction (NOR) — also called terramation — is a legal method of human disposition in which the body is placed in a vessel with wood chips, straw, and alfalfa. Naturally occurring microorganisms break the body down over several weeks to a few months at 130–160°F, eliminating pathogens and producing approximately one-half cubic yard of nutrient-rich soil. It is legal in 14 states as of April 2026, with California becoming operational January 1, 2027. Families receive the finished soil to use in a garden, conservation land, or meaningful landscape.

  • NOR is legal in 14 states as of April 2026; California, New York, and New Jersey are legal but not yet operational — families in those states cannot currently access in-state services.
  • The process takes several weeks to a few months, produces approximately one-half cubic yard of finished soil per person, and reaches 130–160°F internally, which is sufficient to eliminate pathogens.
  • NOR requires no embalming, no casket, and no concrete vault — eliminating the three most environmentally costly elements of conventional funerals — and produces soil that sequesters carbon rather than releasing it.
  • Consumer pricing at established providers ranges from approximately $3,000 to $8,000 or more; the FTC Funeral Rule requires providers to give families an itemized written price list.
  • Washington State was the first to legalize NOR (SB 5001, signed May 2019, effective May 2020), and Katrina Spade's advocacy — drawing on WSU livestock composting research — was central to that legislative achievement.
  • This guide covers all major dimensions of NOR: the science, history, legal landscape, consumer planning, emotional experience, environmental case, regulation, safety, and industry trends.

This guide is designed for anyone who wants to understand NOR fully — from the science of decomposition to the legal landscape to the emotional experience of a terramation ceremony. Whether you are exploring options for yourself, pre-planning for a loved one, or simply following this rapidly evolving field, every section below covers one major dimension of the topic. Use the section links to jump directly to what you need, or read straight through for a complete picture.

This guide is also the central hub for all NOR education content on this site. Each section links to deeper-dive articles on specific subtopics, so you can go as far as the subject takes you.

How Does Natural Organic Reduction Work?

The science behind natural organic reduction is straightforward, but the engineering that makes it safe, efficient, and dignified is the product of years of research and development.

The process begins when the body is placed inside a vessel — a large, climate-controlled chamber — along with a blend of organic co-materials, typically wood chips, straw, and alfalfa or similar nitrogen-rich plant material. This combination creates the ideal environment for microbial activity. The vessel is then sealed, and over the following days and weeks, thermophilic bacteria — heat-loving microorganisms that occur naturally in the environment — colonize the organic material and begin breaking it down.

The biological chemistry at work is a form of accelerated aerobic decomposition. As microbes metabolize organic matter, they generate heat as a byproduct. Internal vessel temperatures routinely reach 130 to 160 degrees Fahrenheit. These temperatures serve a dual purpose: they accelerate the decomposition process and they eliminate pathogens — bacteria, viruses, and other potentially harmful organisms — so that the resulting soil is safe to handle and use. The vessel is turned or aerated periodically to maintain oxygen flow, which is essential to sustaining aerobic (rather than anaerobic, odor-producing) microbial activity.

Over the course of several weeks to a few months, bones soften and break down as microbial action and the slightly acidic environment of the vessel demineralize the calcium and phosphate structure. Any remaining bone fragments are processed at the end of the cycle. The final material — sometimes called Regenerative Living Soil™ in TerraCare’s program — is dark, earthy, and rich in the nutrients carbon, nitrogen, and phosphorus. It is biologically equivalent to high-quality compost.

A few important practical notes about what does and does not go into the vessel:

  • Clothing and natural fabrics are typically placed with the body and break down alongside it.
  • Medical devices and implants — including pacemakers, joint replacements, and surgical hardware — do not decompose. These are removed before the process begins or separated from the soil at completion, following each provider’s established protocols and state regulations.
  • Embalmed bodies present a complication. Formaldehyde, the primary embalming chemical, is toxic to the microorganisms that drive NOR. Most providers require that bodies not be embalmed prior to terramation, or that a sufficient period has passed for the embalming chemicals to dissipate. Refrigeration is the standard alternative preservation method.
  • Body size is a practical consideration. Vessels are engineered with capacity limits, and some providers have weight or height parameters. Families with specific concerns should ask their provider directly.

The physical vessel itself has also evolved significantly since NOR’s earliest pilots. Modern NOR facilities may use rotating drums, hexagonal chambers, or other engineered designs to optimize airflow, temperature stability, and process efficiency. TerraCare’s Chrysalis™ vessel represents one approach to this engineering challenge.

For a deeper look at the process:

Where Did Natural Organic Reduction Come From?

Natural organic reduction did not emerge from nowhere. It grew out of the convergence of two broader movements — the green burial movement, which began gaining momentum in the 1990s, and the academic study of human decomposition in agricultural contexts — meeting at a specific moment when one person decided to turn a research question into a policy campaign.

The green burial movement had been building for decades before terramation arrived. Beginning in the United Kingdom in the early 1990s, advocates pushed back against the environmental and cultural costs of conventional burial — the formaldehyde, the concrete vaults, the manicured memorial parks. In the United States, organizations like the Green Burial Council (founded in 2005) began certifying providers and pushing for the expansion of legal alternatives. By the mid-2010s, cremation had already surpassed conventional burial as the most common disposition choice in the U.S., in part because it was simpler, less expensive, and perceived as more environmentally neutral — though its environmental footprint is not zero.

Katrina Spade is the person most credited with turning NOR from a theoretical concept into a legislated reality. Drawing on agricultural composting science and livestock mortality research from Washington State University, she founded the Urban Death Project and spent years developing the process, building community support, and making the case to Washington State legislators. Her advocacy was instrumental in the passage of Washington SB 5001.

Washington SB 5001 was signed into law by Governor Jay Inslee on May 21, 2019, and took effect May 1, 2020, making Washington the first state in the nation — and, at the time, the first jurisdiction anywhere in the world — to legalize natural organic reduction for human remains. The first commercial NOR facility opened in Seattle in 2021 and began accepting remains. The symbolic and practical significance of Washington’s move cannot be overstated: it established that NOR was legally manageable, that regulators could write workable rules, and that there was genuine consumer demand.

The legislative spread from Washington to 13 additional states over the following six years reflects both grassroots advocacy and the transferability of the Washington model. Colorado and Oregon both passed legislation in 2021. Vermont followed in 2022. California and New York — two of the most populous states in the country — passed enabling laws in 2022, though regulatory frameworks took longer to develop. Nevada and Arizona came aboard in 2023 and 2024, respectively, followed by Maryland, Delaware, Minnesota, Maine (all 2024), Georgia (2025), and New Jersey (2025). As of April 2026, legislation has passed the Oklahoma House and is pending in the Oklahoma Senate, which would bring the total to 15 if signed — but the count today remains 14.

The arc from one legal state in 2019 to 14 by 2026 represents unusually fast adoption. For context, alkaline hydrolysis (aquamation) was first legalized in the U.S. in 2011 and holds legal status in fewer than 25 states after 15 years.

To go deeper on NOR’s history:

Understanding the legal geography of natural organic reduction matters for practical reasons: a family who wants terramation must either live in a state where it is legal and operational, or arrange to transport remains across state lines to a state where it is.

Here is the current state-by-state picture as of April 2026:

Operational:

  • Washington (2019) — First state; multiple providers operating.
  • Colorado (2021) — Several providers operational; regulated under the Colorado Funeral Services Act.
  • Oregon (2021) — Operational; regulated by the Oregon Mortuary and Cemetery Board.
  • Vermont (2022) — Small state; limited provider options but legal and accessible.
  • Nevada (2023) — Operational; growing provider base.
  • Arizona (2024) — Operational; regulated under the Arizona State Board of Funeral Directors and Embalmers.
  • Maryland (2024) — Operational; regulated by the Maryland State Board of Morticians and Funeral Directors.
  • Delaware (2024) — Operational.
  • Minnesota (2024) — Operational.
  • Maine (2024) — Operational.
  • Georgia (2025) — Most recently operational among fully active states.

Legal but not yet operational:

  • California (2022) — AB-351 passed in 2022. NOR providers are not expected to be operational until January 1, 2027, per the state’s regulatory implementation timeline.
  • New York (2022) — A382/S5535 passed in 2022. The state’s Department of Health is still developing implementing regulations. Providers are not currently authorized to operate.
  • New Jersey (2025) — A4085/S3007 was signed in 2025. Regulatory development is underway; operational timeline is estimated around mid-2026, but not yet confirmed.

Pending:

  • Oklahoma — HB 3660 passed the Oklahoma House 59-37 in March 2026 and is currently pending in the Oklahoma Senate. It has not been signed into law and does not count among the 14 legal states.

Families in non-legal states have two general options: wait for their state to pass legislation, or arrange for transport to a legal state. Interstate transport of human remains is governed by a patchwork of state laws and carrier regulations, but it is generally possible with proper documentation and a licensed funeral director coordinating logistics.

Finding a provider requires research. The landscape is still forming, and not every legal state has multiple options. Provider directories, funeral home networks, and resources like TerraCare Partners can help families identify facilities.

For state-specific information and a full map of legal and pending states, see the state guides hub at /blog/state-guides/. For deeper dives into the legal dimension:

What Do Families Need to Know Before Choosing Terramation?

Choosing terramation involves more than agreeing with its values. Families need to understand the logistics, the constraints, and the decisions that need to be made in advance — ideally well before death occurs.

Pre-planning is strongly advisable. NOR is still a newer option with fewer providers than conventional burial or cremation. In some states, availability is limited. Pre-planning — formally documenting a preference for terramation and, ideally, contracting with a specific provider — removes ambiguity at the time of death and gives families the peace of mind that the disposition will proceed as intended. Many providers offer pre-need arrangements similar to what conventional funeral homes offer.

Organ and tissue donation is compatible with NOR. Families sometimes worry that choosing terramation rules out organ donation. It does not. Organ donation occurs before disposition; the body can proceed to terramation afterward, following the standard donation protocol. Tissue donation is also generally compatible, though families should confirm specific protocols with their provider.

Embalming creates a complication. As noted in Section 1, formaldehyde-based embalming is generally incompatible with NOR — the chemicals interfere with the microbial process. Families who want terramation should request that the body be refrigerated rather than embalmed. If a family is not yet certain about their choice of disposition, it is important to communicate this preference as early as possible to the funeral director, because embalming is typically done soon after death and the decision can effectively foreclose NOR.

Medical devices and implants. Pacemakers, joint replacements, surgical rods, dental implants, and similar devices do not break down during NOR. Pacemakers in particular must be removed before the process begins — they can pose an explosive risk at the high temperatures generated inside the vessel. Most other implants are separated from the soil at the end of the process. Families are typically asked about implants during intake, and providers follow state-regulated protocols for device handling and disposal.

The soil return. At the end of the process, families receive approximately one-half cubic yard of Regenerative Living Soil. This is usually the full yield, though some families choose to donate a portion (or all) to conservation or restoration projects rather than taking it home. Providers typically offer options for how the soil is packaged and transferred. Families should ask about their specific options early in the planning process, since this can affect decisions about ceremony and memorialization.

Including terramation in your estate planning. Because terramation is still new and not uniformly understood by funeral homes, explicitly documenting your choice in your will or advance directive — and providing a copy to your executor and next of kin — greatly increases the likelihood that your wishes will be honored. A verbal request is often not enough.

For deeper reading on practical planning topics:

What Is the Emotional and Ceremonial Experience of Terramation?

For many families, the appeal of terramation is not only environmental or logical — it is deeply emotional. The idea of a loved one becoming soil that nourishes living things resonates in ways that fire and burial often do not. Understanding what to expect can make the choice feel less abstract.

Ceremonies are possible and encouraged. Unlike conventional cremation — which often happens at a remove, with families receiving an urn days or weeks later — NOR providers have increasingly developed meaningful ceremonial options. Some providers allow families to gather at the facility for a laying-in ceremony, where loved ones participate in placing the body in the vessel, surrounded by flowers, herbs, and other meaningful organic materials. This can serve as a profoundly grounding ritual, giving mourners a tactile, present experience at the moment of transition rather than a passive wait.

The ceremony does not have to happen only at the facility. Memorial gatherings can occur separately — a home celebration of life, a gathering at a meaningful outdoor location, a service at a place of worship. Terramation does not limit the cultural or religious dimensions of mourning; it changes only the physical process.

Grief and terramation. Bereavement professionals have noted that the imagery of terramation — transformation, continuation, return — can be genuinely comforting to some grieving families. The knowledge that a person’s physical matter is contributing to new life, rather than simply ending, offers a frame for grief that some find helpful. That said, grief is individual. Not every person finds comfort in this image, and the absence of a traditional grave can feel disorienting to some family members, particularly older generations with strong conventional expectations. Open conversation among family members before choosing terramation is valuable.

What to do with the soil. Families who receive the soil back often want a plan before they take it home. Common options include:

  • Scattering in a meaningful natural location (subject to local regulations in some areas)
  • Using it in a home garden or to plant a memorial tree
  • Donating it to a conservation land trust, restoration project, or community forest
  • Keeping a portion in a container — a vessel, urn, or custom-made receptacle designed to hold soil rather than ashes

Personalization matters. The items placed inside the vessel with the body, the flowers chosen for the laying-in ceremony, the location where the soil ultimately rests — all of these can be shaped around the personality and values of the person who died. Terramation is, in this sense, one of the most personalized disposition options available.

For more on the ceremonial and grief dimensions of terramation:

Is Natural Organic Reduction Better for the Environment?

Natural organic reduction is generally understood as one of the most environmentally favorable disposition options currently available, but the specific environmental case is worth examining on its own terms rather than taking for granted.

Carbon footprint. A peer-reviewed study conducted at Washington State University and published in 2023 analyzed the life-cycle carbon impact of NOR compared to conventional burial and cremation. The study found that NOR generates significantly less net carbon than either conventional alternative. Conventional burial involves energy-intensive embalming chemicals, non-biodegradable caskets, concrete vaults, and land that is permanently removed from ecological use. Cremation, while simpler, burns roughly 28 gallons of natural gas per cremation and releases approximately 400 pounds of CO2. NOR, by contrast, requires only the energy to operate the vessel (typically electricity) and produces a carbon-sequestering soil product as its output.

The national cremation rate has reached 63.4% as of 2025 (NFDA 2025 Cremation & Burial Report). With approximately 3.1 million deaths per year in the United States, the aggregate carbon impact of shifting even a fraction of dispositions to NOR is meaningful at scale.

Terramation versus natural decomposition. An important nuance: natural organic reduction is not the same as leaving a body to decompose outdoors (a practice that is not legal for human remains outside of specific alkaline hydrolysis or natural burial contexts). NOR is faster, controlled, and produces a stable, finished soil product rather than the incomplete breakdown that would occur in a grave. A detailed comparison of the two processes is available in Terramation vs. Natural Decomposition.

Soil as a positive output. The framing of terramation as net-positive — not just less-bad than alternatives, but actively contributing something beneficial — is central to its environmental appeal. The soil produced contains carbon, nitrogen, phosphorus, and a rich microbial community. When used in ecological restoration, reforestation, or conservation plantings, it actively supports new plant growth and sequesters additional carbon. The disposition, in this sense, extends a positive ecological legacy.

For climate-conscious families, NOR offers alignment between environmental values and end-of-life planning that no other mainstream option provides at comparable scale. It is not a perfect zero-impact option — vessel operation requires energy, transport has a footprint — but it is as close to a restorative disposition as is currently available.

For more on the environmental dimensions:

How Is Natural Organic Reduction Regulated and Is It Safe?

Natural organic reduction is primarily governed by state law, but it also touches federal consumer protection rules and raises safety questions that providers must address. Families often want to know what oversight structure governs the process.

Federal regulations. As of 2026, there is no federal law that specifically governs natural organic reduction. The applicable framework consists of overlapping rules for funeral service generally. The most important is the FTC Funeral Rule, which requires providers to disclose prices, provide itemized general price lists, and prohibit misrepresentations. These consumer protections apply to NOR providers just as they do to conventional funeral homes.

The Environmental Protection Agency (EPA) and the Occupational Safety and Health Administration (OSHA) also have regulatory relevance — the EPA for facility emissions and waste management, OSHA for worker health and safety in a facility that handles human remains and generates heat and organic material. However, these agencies regulate the facility and its operations, not NOR specifically.

State licensing and regulation. The substantive regulation of NOR happens at the state level. Each legal state has developed (or is developing) rules governing facility operation, process requirements, record-keeping, and remains handling. In most legal states, NOR providers must be licensed by the same board that licenses funeral homes and crematories. Some states have integrated NOR into existing funeral service law; others have created standalone provisions.

Safety: pathogen elimination. The most common public concern is whether the resulting soil is safe. Research indicates that the thermophilic phase of NOR — sustained temperatures of 130 to 160 degrees Fahrenheit — is effective at eliminating common pathogens, including bacteria, viruses, and parasites. This is the same principle that makes hot composting safe. Providers follow temperature monitoring protocols to confirm the pathogen-elimination phase has been achieved, and some states require specific thresholds in their licensing rules.

Death certificates. NOR follows the same administrative process as other disposition methods: a death certificate is filed with the local registrar listing terramation as the method. This does not create complications for life insurance or estate settlement. Providers handle the filing the same way a funeral home would for burial or cremation.

For deeper reading on the regulatory landscape:

What Does the NOR Industry Look Like in 2026?

Natural organic reduction has moved from concept to industry in a relatively compressed timeline. As of 2026, the sector includes multiple operating providers, supporting technology companies, regulatory bodies developing rules, and a consumer market that is growing but still largely unaware.

Current providers. Several dedicated NOR providers are operating in Washington state, where the industry began. Other providers have opened or are opening in Colorado, Oregon, and other legal states, including a growing wave of funeral homes that have partnered with NOR technology companies to offer terramation as an added service. TerraCare Partners supports this expansion by equipping established funeral homes and crematories with the infrastructure, training, and ongoing support to offer NOR.

Legislative momentum. With 14 states legal and several others in active legislative processes, the trajectory of NOR adoption appears durable. Oklahoma’s HB 3660, which passed the House in March 2026 and is pending in the Senate, would add a significant southern state if signed. Illinois, Massachusetts, and Hawaii all have active bills. The geographic spread is moving away from its Pacific Northwest origins toward the Midwest and South — a sign of normalization rather than regional trend.

Consumer awareness. Despite the legal expansion, consumer awareness remains limited. Most Americans have heard of “natural organic reduction” but have limited familiarity with how it works or where it is available. Providers and advocacy organizations are actively investing in public education to close that gap.

Industry structure and barriers. The conventional funeral industry has been slow to adopt NOR. The infrastructure investment required (a vessel, modified facility space, staff training) and the novelty of the regulatory environment create barriers for established funeral homes that may be reluctant to take on unfamiliar compliance obligations. Several industry associations, including the Cremation Association of North America (CANA), have developed educational resources — including the NOROC certification course — to help death-care professionals understand and eventually offer NOR. For funeral homes and crematories considering the move, the cemetery and crematory operator resource at /blog/cemetery-crematory/ and the TerraCare Partners support program at /blog/partner-support/ offer relevant guidance.

For a deeper look at where the industry stands and where it is going:

What Are the Most Common Questions About Natural Organic Reduction?

Q: Is terramation the same as composting?

Not exactly. Terramation uses the same underlying biological process — aerobic microbial decomposition — but it is engineered specifically for human remains, with vessel design, temperature monitoring, co-material ratios, and regulatory oversight that distinguish it from backyard or agricultural composting. The term “natural organic reduction” is the legal and regulatory term; “terramation” and “natural organic reduction” are common names for the same process. For the full comparison, see How Is Terramation Different From Composting?.

Q: How much does terramation cost?

Consumer pricing for NOR varies by provider and location. Publicly available pricing from established NOR providers has generally ranged from approximately $3,000 to $8,000 or more, depending on the service level, location, and what is included. This is generally comparable to cremation with services, and less expensive than a traditional burial with a casket and vault. Families should request a written itemized price list from any provider they are considering, as required by the FTC Funeral Rule.

Q: Can I have a funeral or memorial service if I choose terramation?

Yes. Terramation does not preclude any type of memorial gathering, celebration of life, religious service, or family ritual. Some families hold a ceremony at the provider’s facility during the laying-in; others hold separate memorial services at a location of their choosing. The process itself takes several weeks to a few months, which gives families plenty of time to plan a memorial without feeling rushed.

Q: What if I live in a state where NOR is not legal?

Families in non-legal states can explore two options. First, they can arrange for transport of remains to a state where NOR is legal and operational. Interstate transport is possible with proper documentation and coordination through a licensed funeral director. Second, they can pre-plan and wait — depending on legislative activity in their state, NOR may become available in the coming years. Oklahoma, Illinois, and several other states have active bills.

Q: What happens to the soil if I don’t want to take it home?

Families are not required to take the soil. Most providers offer options for donating the soil to conservation organizations, restoration projects, or community land trusts. Some providers maintain relationships with specific land partners for this purpose. Families can also choose to receive a portion and donate the rest. For more, see Donating NOR Soil to Conservation Projects.

Q: Is terramation compatible with my religion?

Religious perspectives on NOR vary widely. Some Christian denominations have raised questions about bodily integrity and resurrection theology; others have found NOR to be consistent with themes of earthly return and stewardship. Jewish and Islamic traditions have specific requirements around disposition that families should discuss with their religious leader before choosing NOR. Many people who choose NOR do so outside of any formal religious framework, but the conversation is ongoing within multiple faith communities.

Q: How do I know I’m getting the right person’s soil back?

Providers maintain strict chain-of-custody protocols throughout the process, similar to how crematories ensure that cremated remains are not mixed or misidentified. Each vessel is dedicated to one person at a time, and identification documentation follows the remains throughout. Licensed states require record-keeping standards that govern this process.

Q: Can I pre-plan NOR even if I live somewhere it’s not yet legal?

Yes. Some providers allow prospective customers to register interest or begin a planning conversation even before NOR is legal in their state. You can also document your preference in your advance directive or will, inform your next of kin, and begin researching providers in nearby legal states. See How to Pre-Plan a Terramation for a practical guide.

For a consolidated FAQ resource, see Terramation FAQs for Families. Funeral directors with operational questions can find additional resources at the TerraCare Partners FAQ hub at /blog/faq/.

Closing: NOR Is Changing What Death Can Mean

Natural organic reduction is still young. Seven years ago, it existed in one state. Today it is legal in 14 and accessible to tens of millions of Americans. The science is sound, the regulatory frameworks are maturing, and the consumer demand — slow to develop but apparently genuine — is growing.

What makes NOR different from most new technologies is that it touches something deeply human: the question of what we leave behind. The answer terramation offers — that a person can literally become part of the living world again, nourishing soil and the ecosystems that depend on it — is resonating with a generation of people who want their deaths to mean something beyond an ending.

Whether you are exploring terramation for yourself, pre-planning for a family member, or simply trying to understand this option fully, we hope this guide has been useful.

Ready to learn about providers in your area? Learn more about terramation providers near you.

Ready to take the next step? Ready to explore terramation options? Contact TerraCare Partners.

Frequently Asked Questions: Natural Organic Reduction

1. What is natural organic reduction, in plain language?

Natural organic reduction (NOR) — also called terramation or natural organic reduction — is a biological body disposition method. The body is placed in a vessel with wood chips, straw, and alfalfa. Over several weeks to a few months, naturally occurring microorganisms break down the remains under controlled warmth, moisture, and airflow conditions. The result is approximately one-half cubic yard of stable, nutrient-rich soil that is returned to the family. No flame, no embalming chemicals, no fossil fuel combustion — the process is biological from beginning to end.

Full details: How Natural Organic Reduction Works — Step by Step

2. How does NOR differ from conventional decomposition?

The difference is control. Natural organic reduction uses a specifically engineered vessel, calibrated organic co-materials, and managed conditions of temperature, moisture, and airflow to accelerate and direct the same biological process that would eventually occur in the earth — but in a way that is complete, consistent, dignified, and safe. Unmanaged outdoor decomposition takes years; NOR takes weeks to a few months and produces tested, pathogen-free soil.

Full details: The Chemistry of Terramation

3. What federal regulations apply to NOR operators?

There is no NOR-specific federal statute. The primary federal frameworks that apply are: the FTC Funeral Rule (16 CFR Part 453), which requires price disclosure on a General Price List and governs consumer communications; and the FTC Green Guides (16 CFR Part 260), which govern environmental marketing claims and require that any claim like “eco-friendly” or “carbon neutral” be substantiated and specific. State-level regulation governs the actual licensing and operational requirements for NOR facilities.

Full details: Federal Regulations for Natural Organic Reduction

4. What cannot go into a terramation vessel?

Medical devices and implants — pacemakers, joint replacements, surgical hardware — do not decompose and must be removed before the process begins or separated from the soil at completion. Bodies that have been embalmed with formaldehyde present a significant complication because embalming chemicals inhibit the microbial activity that drives NOR — most providers require that the body not be embalmed, with refrigeration as the standard alternative. Each provider has established protocols for handling implants and non-decomposable materials.

Full details: What Materials Go Into a Terramation Vessel?

5. Who first legalized natural organic reduction in the United States?

Washington State, through SB 5001, signed by Governor Jay Inslee on May 21, 2019, and effective May 1, 2020. The legislation was developed with the advocacy of Katrina Spade, NOR pioneer and founder of the first commercial NOR facility, who combined agricultural composting science with years of regulatory engagement to establish the first workable legal framework for NOR. Washington’s passage opened the door for the 13 additional states that have followed.

Full details: The History of Natural Organic Reduction

6. Is the soil produced by NOR scientifically verified to be safe?

Yes. Before soil is returned to a family, it is tested against the pathogen safety standards established by each state’s NOR regulations — most of which reference Washington State’s WAC Chapter 246-500 framework, the first regulatory standard for NOR soil in the country. The process reaches internal temperatures of 130 to 160 degrees Fahrenheit, which are sufficient to eliminate pathogens. The finished soil is safe to handle and use in gardens or on land without restriction.

Full details: Terramation Soil Testing and Quality Assurance

Sources

  1. NFDA 2025 Cremation & Burial Report — National Funeral Directors Association — https://nfda.org/news/statistics
  2. Washington SB 5001 (2019) — Washington State Legislature — https://app.leg.wa.gov/billsummary?BillNumber=5001&Year=2019
  3. Spade, Katrina — “Proposing a New Way to Deal With Death” — TED Talk, 2016 — https://www.ted.com/talks/katrina_spade_when_i_die_recompose_me
  4. Maffei, M. et al. — “Life Cycle Assessment of Natural organic reduction” — Frontiers in Sustainable Cities, 2023 — https://www.frontiersin.org/journals/sustainable-cities
  5. Washington State University Extension — Livestock Mortality Composting research — https://extension.wsu.edu
  6. Green Burial Council — About green burial — https://www.greenburialcouncil.org
  7. Cremation Association of North America (CANA) — NOR Operator Certification (NOROC) — https://www.cremationassociation.org
  8. FTC Funeral Rule — Federal Trade Commission — https://www.ftc.gov/business-guidance/resources/complying-funeral-rule
  9. California AB-351 (2022) — California Legislative Information — https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB351
  10. Oklahoma HB 3660 (2026) — Oklahoma Legislature — https://www.oklegislature.gov
  11. New York A382/S5535 (2022) — New York State Legislature — https://www.nysenate.gov
  12. EPA — Composting — https://www.epa.gov/composting