1985—Subsec. (a).
Pub. L. 99–198 substituted “1990” for “1985”.
1981—Subsec. (a).
Pub. L. 97–98, § 1110(1), (2), substituted “1985” for “1981” and “If a special program is implemented” for “Under the special program”.
Subsec. (d).
Pub. L. 97–98, § 1110(3), inserted “, reduced acreage, or land diversion”.
Amendment by
Pub. L. 97–98 effective Dec. 22, 1981, see section 1801 of
Pub. L. 97–98, set out as an Effective Date note under section
4301 of this title.
Section effective Oct. 1, 1977, see section 1901 of
Pub. L. 95–113, set out as an Effective Date of 1977 Amendment note under section
1307 of this title.