CFR › Title 43 › Part 3213 › §3213.1643 CFR §3213.16Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)BLM may cancel your lease if it was issued in error.(b)If BLM cancels your lease because it was issued in error, the cancellation is effective when you receive it.