Manufacturers in Minnesota deal with two layers of EPCRA complexity at once: the operational reality of tracking chemicals through active production processes, and Minnesota's own specific Tier II filing requirements on top of the federal baseline. Here's what that combination actually looks like.
Minnesota's specific filing process
Minnesota facilities report through the state's own Tier II system rather than relying solely on the generic federal Tier2 Submit process. The program that runs it is the Minnesota EPCRA Program, part of the Minnesota Department of Public Safety, Homeland Security and Emergency Management (HSEM), 445 Minnesota St., Suite 223, St. Paul. According to EPA's state directory, Minnesota accepts Tier II data electronically using the Tier II Manager software (Hazconnect) only, and accepts hard copy submissions only on the Minnesota state-specific form. For a state-by-state summary, see our page on Minnesota Tier II requirements.
It helps to keep two layers separate. The federal baseline (who must report, the thresholds, the March 1 deadline for the previous calendar year) comes from EPCRA and 40 CFR part 370. Minnesota adds its own filing system, its own fees and its own procedures on top. The table below shows which rule comes from which layer.
| Topic | Federal baseline (EPCRA) | Minnesota layer | Source |
|---|---|---|---|
| Who reports | Facilities required to keep OSHA SDSs, with hazardous chemicals at or above thresholds | Federal applicability applies; confirm any state additions with the Minnesota EPCRA Program | 40 CFR part 370 |
| Thresholds | 10,000 lb for hazardous chemicals; for an EHS, 500 lb or the TPQ, whichever is lower | Confirm with the Minnesota EPCRA Program whether any state-specific thresholds apply | EPA Sections 311–312 |
| Filing method | Tier II inventory form | Electronic: Tier II Manager (Hazconnect) only. Paper: Minnesota state-specific form only | EPA state directory |
| Tier II deadline | March 1, covering the previous calendar year | Confirm any Minnesota-specific date or extension policy with the program | EPA Sections 311–312 (above) |
| Tier II processing fee | Not set by 40 CFR part 370 | Per facility: $25 (1–9 chemicals), $100 (10–49), $1,000 (50 or more); payable to the MN Department of Public Safety by June 1 of the year after submission | Minn. R. 7507.0500 |
| EHS facility fee | Section 302: notify the SERC and LEPC within 60 days of first becoming subject | $75 per facility per year for facilities that must notify of an EHS, except individuals engaged in farming | Minn. Stat. 299K.095(a) |
| Late fees | Not set by 40 CFR part 370 | Late fees apply under Minn. R. 7507.0700 | Minn. R. chapter 7507 |
| Recipients | SERC, LEPC and local fire department | Confirm with the Minnesota EPCRA Program whether separate LEPC or fire department copies are required | Minnesota EPCRA Program |
Fee amounts are from Minn. R. 7507.0500 and Minn. Stat. 299K.095 as checked on October 4, 2026. Rules change, so confirm current amounts and due dates with the Minnesota EPCRA Program before you budget or pay.
Minnesota Tier II records to retain
- Copy of the Tier II report as submitted in Tier II Manager, plus any confirmation or submission record
- Inventory worksheets showing maximum daily amount, average daily amount and days on-site for each reported chemical
- Current SDS for each reported chemical and the date each was reviewed
- Threshold calculations, including mixture and EHS component calculations
- The chemical count used to determine the Tier II processing fee, the fee invoice and proof of payment to the MN Department of Public Safety
- Section 302 notification and emergency response coordinator records, and proof of the $75 EHS fee where it applies
- Correspondence with the Minnesota EPCRA Program about recipients, corrections or deadlines
This article doesn't cover how long to keep these records. Confirm the retention period with the Minnesota EPCRA Program and check your own records policy.
Why manufacturing operations add complexity on top of that
- Production volume swings can create a peak chemical quantity well above typical operating levels, and that peak is what gets compared with the federal reporting thresholds Minnesota facilities are measured against
- Chemicals held in-process, not just in warehoused containers, are easy to undercount without a deliberate walkthrough
- Frequent supplier or formulation changes mean SDS records can go stale faster in a manufacturing environment than in a facility with a static chemical list
- Multiple building or process areas on a single manufacturing site multiply the number of places a chemical can be missed
Example: tracing one fictional Minnesota facility to submission
The general challenges of EPCRA compliance for manufacturers apply in Minnesota too. What differs is the last step: the state's filing system and fee rules. The example below follows one fictional plant through a single reporting year. Each step lists its inputs and the person who reviews it.
| Step | Inputs | What happens | Reviewer | Output |
|---|---|---|---|---|
| 1. Raw-material receipt | Delivery paperwork for 5,000 lb of Product X; receiving log | Receiving logs the delivery, the date and the storage location (bulk tank) | Receiving lead | Updated inventory entry; on-hand rises to 11,200 lb |
| 2. SDS review | Supplier SDS shipped with the delivery; SDS on file | EHS checks whether the SDS is a new revision and whether hazard classes or composition changed | EHS coordinator | Current SDS filed; changes noted |
| 3. Inventory reconciliation | Receiving logs, production usage, tank readings | Usage is subtracted and the result compared with tank readings; differences are investigated | Production supervisor with EHS | Reconciled monthly balances and the year's maximum |
| 4. Threshold review | Reconciled maximum (11,200 lb); federal threshold; EHS status from the SDS and EPA List of Lists | 11,200 lb is at or above 10,000 lb, so Product X is reportable even though year-end stock was 5,800 lb | EHS manager | List of 12 reportable chemicals, with calculations |
| 5. Fee check | Count of reportable chemicals; Minn. R. 7507.0500 | 12 chemicals falls in the 10–49 tier, so the Tier II processing fee is $100 | EHS manager with accounts payable | Fee scheduled for payment by June 1 of the following year |
| 6. Submission preparation | Facility, contact and chemical data; storage locations | Data is entered and checked in Tier II Manager; recipients are confirmed with the Minnesota EPCRA Program | Plant manager (certifies) | Report ready for owner/operator certification |
| 7. Records | Outputs of steps 1–6 | The submission record, worksheets, SDSs and fee proof are filed together | EHS coordinator | Complete reporting-year file |
Fictional facility and quantities. The $100 fee tier comes from Minn. R. 7507.0500 as checked on October 4, 2026. If the plant also had to notify for an EHS under Section 302, the separate $75 annual fee under Minn. Stat. 299K.095 would apply as well.
Two numbers drive this example. The peak (11,200 lb), not the year-end count (5,800 lb), decides whether Product X is reportable. The final chemical count decides both what goes in the report and which Minnesota fee tier applies.
What Minnesota manufacturers should prioritize
- Verification of Minnesota's specific Tier II requirements, separate from the federal baseline
- Continuous inventory tracking that captures a production-driven peak, not just a year-end snapshot
- A centralized, current SDS library that keeps pace with process and supplier changes
- Deadline tracking that covers both the federal March 1 Tier II date and Minnesota's June 1 deadline for paying the processing fee
Where NeoTech's Minnesota-specific services fit in
For manufacturers without the internal bandwidth to run a full physical inventory across every process area, NeoTech's on-site inventory collection service for Minnesota facilities can establish an accurate baseline before that data flows into ongoing threshold tracking and Minnesota-specific Tier II reporting. The service matches what's actually stored on-site to current SDS records.
Official source
The federal requirements described in this article are established under the Emergency Planning and Community Right-to-Know Act (EPCRA) and 40 CFR part 370. Always verify current state-specific rules with your SERC. In Minnesota, that is the Minnesota EPCRA Program at DPS/HSEM.
Minnesota sources used in this article: the Minnesota EPCRA Program page (dps.mn.gov), the Tier II fee schedule in Minn. R. 7507.0500 (revisor.mn.gov), the EHS facility fee in Minn. Stat. 299K.095, and EPA's state directory entry for Minnesota (below).
SourceEPA State Tier II Reporting Requirements (Minnesota)Regulatory statements in this article were checked against the official sources linked above on .