Notwithstanding any other provisions of this subchapter:(1) Once a lien is perfected and attaches in accordance with the Texas Agriculture Code, §74.115, as amended by Senate Bill 631, the lien established will be solely against cotton growers and first buyers of cotton, as defined by §3.501 of this title (relating to Definitions), and will be subject to and pre-empted by the Food Security Act of 1985 (7 USCA 1631), and the lien notice provisions thereof to first buyers of cotton, to be given by the foundation.(2) The lien established by § 74.115 is not effective or enforceable against a first buyer of cotton until the written notice described in paragraph (1) of this section is received by the buyer.