Section 26.12 - Criteria for Evaluating Caches and CollectionsCaches and collections may be considered significant and be recognized or designated as landmarks, provided that at least one of the following conditions is met:
(1) the cache or collection was assembled with public funds or taken from public lands;(2) preservation of materials is adequate to allow the application of standard archeological or conservation techniques;(3) the cache or collection is of research value, thereby contributing to scientific knowledge; or(4) the cache or collection is of historic value or contributes to a theme.13 Tex. Admin. Code § 26.12
The provisions of this §26.12 adopted to be effective May 20, 2013, 38 TexReg 2980