Trans-Pecos Ecoregion

Terrell County Wildlife Exemption

How to get — and keep — a 1-d-1 wildlife management valuation on Terrell County land: deadlines, the appraisal district, and the practices that fit this part of Texas.

Ecoregion
Trans-Pecos
County seat & CAD
Sanderson, Texas
Application window
January 1 – April 30
Core requirement
Approved PWD‑885 · 3 of 7 practices yearly

The wildlife exemption in Terrell County

In Terrell County, more landowners convert to wildlife management every year — keeping the low taxes of an ag valuation while managing mule deer and pronghorn instead of cattle. The county lies in the Trans-Pecos ecoregion, and that shapes exactly what your management plan should look like.

The Trans-Pecos is Texas at its biggest: Chihuahuan Desert basins, sky-island mountain ranges, and desert grasslands running to the Rio Grande. Properties are measured in sections, water is the limiting factor for nearly all wildlife, and management plans here revolve around water development, desert grassland recovery, and pronghorn and mule deer habitat.

Desert mule deer are the marquee species across the Trans-Pecos, with pronghorn on the grassland flats; a single well-placed water development can anchor an entire year’s practice log in this country. Typical target species for Terrell County plans include mule deer, pronghorn, desert bighorn sheep, scaled quail, Gambel’s quail, and golden eagles. The recurring habitat challenges — creosote and tarbush invasion of desert grasslands, scarce and declining surface water, and fence barriers to pronghorn movement — are exactly the problems a good management plan turns into qualifying work.

How it works here

Terrell County follows the statewide 1-d-1 framework (Texas Tax Code §23.51(7)); the local variables are your appraisal district's filing habits and the Trans-Pecos intensity standards:

  • Start from an existing ag or timber valuation. Wildlife management is a conversion of qualified open-space land — check eligibility if your status is unclear.
  • File a wildlife management plan (TPWD form PWD‑885) with the Terrell County appraisal district, attached to Comptroller Form 50‑129, between January 1 and April 30. What goes in the plan →
  • Perform at least 3 of the 7 practices each year at Trans-Pecos intensity levels — see the local examples below.
  • Document everything — dates, photos, quantities. When the chief appraiser requests an annual report (PWD‑888), you'll answer with records, not recollections.
  • No minimum acreage applies unless your tract was reduced in size in the past year — then the county's wildlife-use ratio sets one (commonly in the 12–50 acre range across Texas; confirm locally before planning a small tract).

The 7 practices, Trans-Pecos-style

These are the kinds of activities appraisal districts in the Trans-Pecos recognize as real management — your plan picks at least three:

1

Habitat control

Grubbing creosote to release desert grasses, re-seeding with black grama and sideoats, and modifying net-wire fences with goat bars for pronghorn passage.

2

Erosion control

Rock check-dams and one-rock dams in arroyos, media lunas on sheet-flow slopes, and re-vegetating roads and pads.

3

Predator management

Mountain lion monitoring and targeted control where deer herds are suppressed, and coyote management during pronghorn fawning.

4

Supplemental water

Building and maintaining wildlife guzzlers, converting windmills to solar with storage and wildlife access, and protecting desert springs and tinajas.

5

Supplemental food

Deferred grazing to grow native forage, protecting mast-producing oaks and mesquites in draws, and limited supplemental feeding during extreme drought.

6

Providing shelter

Retaining brushy draws and escape terrain, leaving cholla and yucca stands for quail and nesting, and protecting cliff and cave roosts.

7

Census counts

Mule deer daylight counts on standardized routes, quail call counts at water, pronghorn ground counts, and remote camera monitoring at guzzlers.

Filing & the appraisal district

DateWhat happens in Terrell County
January 1Valuation date — land is judged on its use and qualification as of this day.
Jan 1 – Apr 30File Form 50‑129 with your PWD‑885 plan at the Terrell County appraisal district (Sanderson).
After Apr 30Late applications accepted until the appraisal roll certifies, with a 10% penalty on that year's savings.
On requestThe chief appraiser may require a PWD‑888 annual report — many districts ask annually. Keep logs so the answer is one click away.

The Terrell County appraisal district is headquartered in Sanderson. For current mailing addresses, phone numbers, and any locally adopted wildlife-use ratio, use the Texas Comptroller's county directory — and confirm details before filing; districts occasionally adjust procedures year to year.

The cost of letting it slip

Losing qualification means market-value taxes going forward — and if the land's use changes to non-agricultural, rollback taxes: three years of recaptured savings plus 5% annual interest. On typical Terrell County acreage that's easily a five-figure bill. How rollback works →

Wildlife exemption guides for neighboring Trans-Pecos counties:

Pecos CountyPresidio CountyReeves CountyUpton CountyWard CountyWinkler County All 254 counties

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