The duration of a limited liability company must be indicated in its instrument of incorporation (post-TBOC) or in its articles of association (pre-TBOC). Prior to the entry into force of the 1993 amendments, the thirty (thirty) year period could not be exceeded. After the date of entry into force of the 1993 amendments (1 September 1993), the period of validity may be unlimited. (TBOC § 3.003/Art. 3.02A (2) of the old Act). In addition, TBOC § 11.051 and Article 6.01A of the former Act provide for the dissolution of a limited liability company at the end of the period fixed for its duration or the action of the partners for the dissolution of the limited liability company.