---
kind: "section"
citation: "40 C.F.R. § 98.190"
title: "40"
number: "98.190"
heading: "Definition of the source category."
url: "https://uscodex.org/cfr/40/98.190"
---

# §98.190. Definition of the source category.

- (a) Lime manufacturing plants (LMPs) engage in the manufacture of a lime product by calcination of limestone, dolomite, shells or other calcareous substances as defined in [40 CFR 63.7081(a)(1)](/cfr/40/63.7081.md?p=a-1).
- (b) This source category includes all LMPs unless the LMP is located at a kraft pulp mill, soda pulp mill, sulfite pulp mill, or only processes sludge containing calcium carbonate from water softening processes. The lime manufacturing source category consists of marketed and non-marketed lime manufacturing facilities.
- (c) Lime kilns at pulp and paper manufacturing facilities must report emissions under [subpart AA](/cfr/40/subpartAA.md) of this part (Pulp and Paper Manufacturing).

## Notes

### Amendments

[74 FR 56374, Oct. 30, 2009, as amended at 75 FR 66464, Oct. 28, 2010; 78 FR 71958, Nov. 29, 2013]

### Authority

Authority: 42 U.S.C. 7401-7671q.

### Source

Source: 74 FR 56374, Oct. 30, 2009, unless otherwise noted.

### Amendments

[74 FR 56374, Oct. 30, 2009, as amended at 75 FR 66464, Oct. 28, 2010; 78 FR 71958, Nov. 29, 2013]