; and (4) in subsection (e)— (A) in the matter preceding paragraph (1), by striking may— and inserting shall— ; (B) in paragraph (1), by inserting (including agricultural land on which a continuous crop or crop rotation is maintained) after agricultural land ; (C) in paragraph (2), by striking with the adoption of best management practices on and inserting in accordance with a conservation plan adopted with respect to ; and (D) in paragraph (3), by inserting subject to subsection (c)(6), before calculate . (b) Exemption from payment limitation Section 1234(g) of the Food Security Act of 1985 ( 16 U.S.C. 3834(g) ) is amended— (1) in paragraph (1), by striking paragraph (2) and inserting paragraphs (2) and (3) ; and (2) by adding at the end the following: (3) Conservation reserve enhancement program Paragraph (1) shall not apply to rental payments received under agreements entered into under section 1231A. .