1 Tex. Admin. Code § 79.43
A proposed entity name is similar to an existing name and requires a letter of consent if any of the following conditions exists.
(1) The proposed entity name is the same as, or deceptively similar to, an entity name on file except for a geographical designation at the end of the name. For purposes of this paragraph, geographic designation includes the recognized name or abbreviation of a city, county, state, country, lake or ocean, a region (Permian Basin, Metroplex, Central Texas, etc.), a recognized subdivision within the state, a continent, or a compass point of reference. For purposes of this section, the term geographic designation does not include street names or non-specific location terms such as "International," "Gulf," or "Central."
(2) The first two or more words of a proposed entity name are the same as, or deceptively similar to, the first two words of an entity name on file, and are not frequently used in combination.
(3) The proposed entity name is the same as, or deceptively similar to, an entity name on file except for a numerical expression which implies that the proposed entity is an affiliate of or in a series with the existing entity. Example: A letter of consent from an existing entity named United Company would be required in order to file any of the following:
(4) If the entity name on file has only one significant word and the proposed entity name consists of the same word followed by some other significant word, the proposed entity name is not similar requiring letter of consent. Example: A letter of consent from an existing entity named United Company would not be required in order to file any of the following:
(5) The proposed entity name contains the same words as an existing entity name but the words are inverted.
(7) The proposed entity name is the same as or deceptively similar to that of an existing entity name except for an Internet locator designation at the end or at the beginning of the name.
(8) The difference in names consists of words or contractions of words that are derived from the same root word and there is no other distinguishing word in the name.
Source Note:The provisions of this §79.43 adopted to be effective January 1, 1976; amended to be effective September 15, 1981, 6 TexReg 3249; amended to be effective January 2, 1992, 16 TexReg 7469; amended to be effective February 18, 1998, 23 TexReg 1529; amended to be effective October 20, 2004, 29 TexReg 9671.