Research · Sector note
Chemicals: industrial revenue bonds
Which federal route fits chemicals projects, and what SEC fund filings show about the sector’s bonds. Built only from the Internal Revenue Code, Treasury Regulations and public N-PORT holdings.
Which route fits ¶
- Qualified small issue bonds for a “manufacturing facility” — a facility used in the manufacturing or production of tangible personal property, including processing that changes the condition of the property — up to $10 million per issue under the capital expenditure election, with capital spending held within $20 million over six years (IRC §144(a)(1), (a)(4), (a)(12)(C)). Specialty chemical, coatings and compounding plants under the size limit fit here.
- Larger plants in the fund filings carry titles that point to other routes — solid waste disposal (waste-to-fuel and renewable natural gas), environmental improvement, and Gulf Opportunity Zone bonds, a programme whose authority to issue new bonds has expired (former IRC §1400N). Exempt facility bonds for solid waste disposal facilities have no $10 million limit (IRC §142(a)(6)). Treasury’s 2021 final regulations (Treas. Reg. §1.142(a)(6)-1) define solid waste and treat qualified processes that turn it into a product — recycling among them — as solid waste disposal, subject to their tests; bond counsel applies them to each plant.
- For small-issue bonds, no owner or principal user may be allocated more than $40 million of this issue plus its outstanding tax-exempt facility-related bonds (IRC §144(a)(10)). Small-issue and privately owned solid waste bonds alike need state volume cap (IRC §146).
Bond counsel decides whether a particular project qualifies. Use the decision tree for the questions they will ask, or check a project.
What fund filings show ¶
Chemicals and fuels bonds in fund holdings are few and large; each has its own offering document, which is where the route and the risks are described. Between 2026 Q2 and 2026 Q3 the value of these bonds held by funds moved from $169.3M to $161.4M.
| Bond title as filed | Fund series | Held | Change on quarter |
|---|---|---|---|
| Tuscaloosa County Industrial Development Authority, Alabama, Gulf Opportunity Zone Bonds, Hunt Refining Project, Refunding Series 2019A | 4 | $76.2M | −$2.7M |
| Mission Economic Development Corp. (Natgasoline), Series 2018, Ref. RB | 9 | $52.4M | −$5.3M |
| Gillett, Wisconsin, Solid Waste Disposal Revenue Bonds, WI RNG Hub North LLC Renewable Natural Gas Production Plant Project, Series 2021A | 3 | $23.4M | $58K |
| NATGASOLINE LLC 4.625% 10-01-31 | 1 | $9.3M | −$17K |
| Director of Nevada State Department of Business & Industry, Environmental Improvement Revenue Bonds, Fulcrum Sierra BioFuels LLC Project, Se… | 4 | $832 | $0 |
| Director of Nevada State Department of Business & Industry, Environmental Improvement Revenue Bonds, Fulcrum Sierra BioFuels LLC Project, Gr… | 4 | $563 | $0 |
| Nevada (State of) Department of Business & Industry (Fulcrum Sierra Biofuels, LLC) (Green Bonds), Series 2017, RB | 1 | $8 | $0 |
Methodology ¶
Positions from Form N-PORT filings of registered funds that Securitief classifies as industrial-type municipal bonds are matched to this sector when the bond title contains a sector keyword (for example: ammonia, biofuels, chemicals, fertili, hydrogen, methanol, natgasoline, natural); titles of schools, hospitals, housing and similar projects are excluded. Keyword matching can miss bonds whose titles do not name the activity and can include a bond that names a keyword for another reason, so treat the table as a reading of the filings, not a census of the sector. Bank-held and privately placed bonds do not appear in fund filings. CUSIPs are not shown.
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This material is general information. It is not tax, legal, investment or municipal advice, a recommendation, or an offer to sell or a solicitation of an offer to buy any security. Offers are made only by offering documents and only where permitted by state securities laws. State allocation procedures change; confirm current rules with the allocating agency and bond counsel.
Sources: SEC Form N-PORT and FDIC call reports (holdings), IRS and Census (volume cap and population), state agency publications. Issuer classification and aggregation are Securitief’s own and may contain matching errors; figures may be revised. No licensed index levels (MMD, BVAL, ICE) or EMMA trade data are used. Past holdings do not indicate future demand, pricing or the availability of financing. Interest on private activity bonds may be subject to the alternative minimum tax; tax treatment depends on the facts and the opinion of bond counsel.
Cite this page: Securitief Research, “Sector note: chemicals,” October 2026, https://securitief.com/sector-chemicals.