Texas Metal Detecting Laws — Research Overview

An orientation to metal detecting and treasure hunting rules in Texas, covering federal land, state land, private property, and who to verify with. This page is general research information, not legal advice. The state-level summaries below are our own category-level orientation and are not sourced to a Texas statute, code section, or agency ruling. Rules change and differ by unit — verify with Texas Parks and Wildlife Department before detecting.

Public and federal land in Texas [UNSOURCED SUMMARY — confirm with the managing federal unit]: Big Bend NP and most federal land prohibit detecting; some BLM tracts allow it. Federal land is also governed nationally by the Archaeological Resources Protection Act (ARPA) and the Antiquities Act, which prohibit disturbing archaeological resources over 100 years old without a permit.

State land in Texas [UNSOURCED SUMMARY — confirm with Texas Parks and Wildlife Department]: Texas state parks prohibit detecting.

Permits, permissions, and best practices in Texas [UNSOURCED SUMMARY]: Texas is overwhelmingly private land — landowner permission is the entire game. Always carry written landowner consent for private ground and photograph the permission document.

Terrain and productive regions in Texas: Hill Country limestone, Chihuahuan desert, and Gulf coast. Top areas to research include Hill Country, San Saba River, Big Bend fringes.

Documented cases relevant to legal research in Texas: Lost San Saba Mine; Jean Lafitte Galveston caches; Lost Bowie Silver Mine; Steinheimer's Millions — legal status of any recovered items depends on land ownership at the moment of discovery.

Federal rules that apply in Texas regardless of state law: ARPA (16 U.S.C. 470aa-470mm) protects archaeological resources 100 years or older on federal and Native American land; NAGPRA (25 U.S.C. ch. 32) governs Native American remains and cultural items; and the National Park Service prohibits metal detector use in park areas under 36 C.F.R. 2.1. Treasure trove and lost-property doctrine are set by state law and are not summarized here.

Verify with the governing agency in Texas: Texas Parks and Wildlife Department (https://tpwd.texas.gov/state-parks/). Archaeological designations and permitting: the Texas State Historic Preservation Office, listed in the NCSHPO directory at https://ncshpo.org/. Federal land: Bureau of Land Management, National Park Service, and USDA Forest Service.