102 STAT. 3250 PUBLIC LAW 100-628—NOV. 7, 1988 "(3) receives from such employment a wage or income which is greater than or equal to such individual's placement bonus base; and "(4) no longer receives cash benefits provided under the assist- ance programs described in paragraphs (1) and (2) of section 502, unless receipt of such benefits— "(A) is limited to 1 calendar quarter (or an equivalent period) during the 5 calendar quarters used to determine continuous employment; and "(B) is caused by a termination of employment due to— "(i) a layoff or permanent closure of a plant or facility; "(ii) a relocation of Federal facilities; or "(iii) a natural disaster. "(b) QUALIFIED EARNINGS.—An individual shall be considered to be earning a wage or income which meets the requirements of subsection (a)(3) if, during a period of continuous employment, the individual earns an income reportable for unemployment insurance purposes and does not receive cash benefits under the programs described in section 502. "(c) EDUCATIONAL REQUIREMENTS.—An individual described in sec- tion 503 (c) or (e) shall be considered to have met the requirements of subsection (a)(l) if the individual no longer receives welfare assist- ance and— "(1) reenrolls in secondary school or its equivalent and matriculates to the next grade level or its equivalent within 1 year of enrollment; "(2) enrolls in an accredited vocational or technical school not less than full time and is making satisfactory progress in a course of study which can reasonably be expected to lead to employment; or '(3) obtains the equivalent of a secondary school diploma within 12 months following the individual's determination of eligibility for programs offered under this title. 29 USC 1791d. "SEC. 505. AMOUNT OF INCENTIVE BONUS. "(a) IN GENERAL.—The amount of the incentive bonus paid to each State shall be equal to the sum of— "(1) 75 percent of the placement bonus base for each success- ful placement in employment of an individual described in section 503; "(2) 75 percent of the placement bonus base for the second continuous year of such employment; and "(3) 75 percent of the placement bonus base for the third continuous year of such employment, in excess of the number of such placements made in program year 1987 or such other base period as provided by agreement between the Governor and the Secretary. "(b) PLACEMENT BONUS BASE FOR PURPOSES OF SECTION 503 (b) AND (c).—For the purpose of this section, the placement bonus base— "(1) for an individual who qualifies under section 503(b) is equal to the sum of the Federal contribution to amounts re- ceived by the individual and the family of such individual under a State plan approved under part A of title IV of the Social Security Act, relating to aid to families with dependent chil- dren, or under section 412(e) of the Immigration and National- ity Act, relating to cash assistance and medical assistance to