To amend title II of the Social Security Act to provide that, in determining whether an individual applying for or receiving benefits based on disability is engaging in substantial gainful activity, a portion of the cost of acquiring a van which is specially equipped for the individual's disability and which the individual needs for transportation to work shall be excluded from amounts treated as such individual's earnings, and to make conforming changes in title XVI.

Land and Water Conservation Fund Amendments of 1992 - Amends title II (Old Age, Survivors and Disability Insurance) of the Social Security Act to provide that, in determining an individual's ability to engage in substantial gainful activity by reason of the individual's earnings, for purposes relating to disability benefits, there shall be excluded from such individual's earning the costs of modifying a van which the individual needs for transportation to work to specially equip it for the individual's disability, plus the lesser of 50 percent of the remaining cost of the van or $12,000.

Amends title XVI (Supplemental Security Income) to make conforming changes.