# 43 CFR § 3861.2-2: Certificate of expenditures and improvements

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.2-2

## Section

- **Citation:** 43 CFR § 3861.2-2
- **Heading:** Certificate of expenditures and improvements
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 43—Public Lands: Interior > Subtitle B—Regulations Relating to Public Lands > CHAPTER II—BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR > SUBCHAPTER C—MINERALS MANAGEMENT (3000) > PART 3860—MINERAL PATENT APPLICATIONS > Subpart 3861—Surveys and Plats

## Text

(a) The claimant at the time of filing the application for patent, or at any time within the 60 days of publication, is required to file with the authorized officer a certificate of the office cadastral engineer that not less than $500 worth of labor has been expended or improvements made, by the applicant or his grantors, upon each location embraced in the application, or if the application embraces several contiguous locations held in common, that an amount equal to $500 for each location has been so expended upon, and for the benefit of, the entire group; that the plat filed by the claimant is correct; that the field notes of the survey, as filed, furnish such an accurate description of the claim as will, if incorporation in a patent, serve to identify the premises fully, and that such reference is made therein to natural objects or permanent monuments as will perpetuate and fix the locus thereof.
(b) In case of a lode and mill-site claim in the same survey the expenditure of $500 must be shown upon the lode claim.

## Nearby sections

- [43 CFR § 3860.1 § 3860.1 Fees.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3860.1.md)
- [43 CFR § 3861.1-1 § 3861.1-1 Application for survey.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.1-1.md)
- [43 CFR § 3861.1-2 § 3861.1-2 Survey must be made subsequent to recording notice of location.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.1-2.md)
- [43 CFR § 3861.1-3 § 3861.1-3 Plats and field notes of mineral surveys.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.1-3.md)
- [43 CFR § 3861.2-1 § 3861.2-1 Particulars to be observed in mineral surveys.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.2-1.md)
- [43 CFR § 3861.2-2 § 3861.2-2 Certificate of expenditures and improvements.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.2-2.md)
- [43 CFR § 3861.2-3 § 3861.2-3 Mineral surveyor's report of expenditures and improvements.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.2-3.md)
- [43 CFR § 3861.2-4 § 3861.2-4 Supplemental proof of expenditures and improvements.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.2-4.md)
- [43 CFR § 3861.2-5 § 3861.2-5 Amended mineral surveys.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.2-5.md)
- [43 CFR § 3861.3-1 § 3861.3-1 Extent of duties.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.3-1.md)
- [43 CFR § 3861.3-2 § 3861.3-2 Assistants.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.3-2.md)
- [43 CFR § 3861.4-1 § 3861.4-1 Payment.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.4-1.md)
- [43 CFR § 3861.5-1 § 3861.5-1 Appointment.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.5-1.md)
- [43 CFR § 3861.5-2 § 3861.5-2 Employment.](https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.5-2.md)

---

Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-43-3861.2-2. Check the current official text before relying on it. Not legal advice.