25 CFR § 226.36 - Control devices.

---
identifier: "/us/cfr/t25/s226.36"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "25 CFR § 226.36 - Control devices."
title_number: 25
title_name: "Indians"
section_number: "226.36"
section_name: "Control devices."
chapter_name: "BUREAU OF INDIAN AFFAIRS, DEPARTMENT OF THE INTERIOR"
subchapter_number: "I"
subchapter_name: "ENERGY AND MINERALS"
part_number: "226"
part_name: "LEASING OF OSAGE RESERVATION LANDS FOR OIL AND GAS MINING"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Sec. 3, 34 Stat. 543; secs. 1, 2, 45 Stat. 1478; sec. 3, 52 Stat. 1034, 1035; sec. 2(a), 92 Stat. 1660; and Sec. 701, Pub. L. 114-74, 129 Stat. 599."
regulatory_source: "81 FR 39573, June 17, 2016, unless otherwise noted."
cfr_part: "226"
---


# 226.36 Control devices.

In drilling operations in fields where high pressures, lost circulation, or other conditions exist which could result in blowouts, lessee shall install an approved gate valve or other controlling device which is in proper working condition for use until the well is completed. At all times preventative measures must be taken in all well operations to maintain proper control of subsurface strata.