43 CFR § 3504.21 - What are the minimum royalty rates?

---
identifier: "/us/cfr/t43/s3504.21"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "43 CFR § 3504.21 - What are the minimum royalty rates?"
title_number: 43
title_name: "Public Lands: Interior"
section_number: "3504.21"
section_name: "What are the minimum royalty rates?"
chapter_name: "BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "C"
subchapter_name: "MINERALS MANAGEMENT (3000)"
part_number: "3500"
part_name: "LEASING OF SOLID MINERALS OTHER THAN COAL AND OIL SHALE"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 552; 30 U.S.C. 189, 192c, and 209; 43 U.S.C. 1701  and sec. 402, Reorganization Plan No. 3 of 1946 (5 U.S.C. appendix)."
regulatory_source: "64 FR 53536, Oct. 1, 1999, unless otherwise noted."
cfr_part: "3500"
---


# 3504.21 What are the minimum royalty rates?

| Commodity | Minimum royalty rate |
| --- | --- |
| (a) Phosphate | 5% of gross value of the output of phosphates or phosphate rock and associated or related minerals. |
| (b) Sodium | 2% of the quantity or gross value of the output of sodium compounds and related products at the point of shipment to market. |
| (c) Potassium | 2% of the quantity or gross value of the output of potassium compounds and related products at the point of shipment to market. |
| (d) Sulphur | 5% of the quantity or gross value of the output of sulphur at the point of shipment to market. |
| (e) Gilsonite | No minimum royalty rate. |
| (f) Hardrock Minerals | No minimum royalty rate. |
| (g) Asphalt | 25 cents per ton (2,000 pounds) of marketable production. |