Pennsylvania Neutralization of Wastes regulations & environmental compliance analysis

Pennsylvania Neutralization of Wastes: What you need to know

Governing Law and Regulations

Definitions: 25 Pennsylvania Code (Pa. Code) 264a.1 and 25 Pa. Code 260a.10

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Exemption from hazardous waste treatment, storage, and disposal facility (TSDF) requirements: 25 Pa. Code 264a.1

Permit-by-rule: 25 Pa. Code 270a.60(b)

Regulatory Agency

Pennsylvania Department of Environmental Protection (DEP) Office of Waste, Air, and Radiation Management Bureau of Waste Management

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Pennsylvania's regulations that cover neutralization include permit requirements that are stricter than the federal permit requirements. Pennsylvania requires that elementary neutralization units receiving waste from off-site must apply for TSDF permits. Units used to neutralize only waste generated on-site are subject to less strict permit-by-rule requirements.

Administration and enforcement. DEP administers and enforces the waste neutralization regulations in Pennsylvania.

State Requirements


25 Pa. Code 270a.60(b)

DEP has established a permit-by-rule option for on-site elementary neutralization units. Permit-by-rule allows a hazardous waste management unit (HWMU) to operate without a permit as long as the unit meets other HWMU standards.

In addition to the requirements incorporated by reference, the following requirements apply:

  • The facility treats hazardous waste generated on-site.
  • The facility has an NPDES permit, if required, and complies with all conditions of that permit.
  • The unit has U.S. Environmental Protection Agency (EPA) and DEP identification numbers (25 Pa. Code 264a.11).
  • The unit complies with preparedness, ...

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Pennsylvania Neutralization of Wastes Resources

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