Texas Tax Code - TAX § 25.10. Standing Timber

(a) Except as provided by Subsections (b) and (c) of this section, standing timber may be listed together with the land on which it is located in the name of the owner of the land.

(b) If a person who is not entitled to exemption owns standing timber on exempt land, the timber shall be listed separately in the name of the owner of the timber.

(c) When a person other than the owner of standing timber owns the land on which the timber is located, the land and the timber shall be listed separately in the name of the owner of each if either owner files with the chief appraiser before May 1 a written request for separate taxation on a form furnished for that purpose together with proof of separate ownership.  A qualification for separate taxation of timber expires at the end of the tax year.

(d) Within 30 days after an owner of land or timber qualifies for separate taxation, the chief appraiser shall deliver a written notice of the qualification to the other owner.