Also known as:substantially equals · substantially equalled · substantially equaling · substantive equality
Written by attorneys · grounded in primary & secondary sources — see below
A standard of equivalence that requires two items or interests to match in all material respects though not necessarily in every detail.
Sources & Authorities
How it applies
Common Examples
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Taxpayers Challenge Bank Rescue
Sierra Santos and Samantha Stone, federal taxpayers, sued the Federal Banking Commission over its approval of an emergency rescue plan for Orion Investment Bank. They alleged only that the plan unlawfully risked public funds and undermined the rule of law. Their asserted injury was shared in substantially equal measure with every other citizen. The court dismissed the suit for lack of Article III standing.
Night and Day Inspectors Compared
Sofia Stern, a day-shift inspector at a glass plant, sued under the Equal Pay Act claiming her pay was lower than that of night-shift inspectors. The company argued the jobs differed because night inspectors performed occasional packing and cleaning. The court found those extra tasks inconsequential so the jobs remained substantially equal and triggered liability.
Select any source to read its text and confirm it supports the definition.
Cases
Uniform Acts
Hornbooks
Study Supplements
Corning Glass Works v. Brennan417 U.S. 188, 195 (1974)
School Assignment Plans Reviewed
Sabrina Shah, a student assigned to a different high school under a race-conscious plan, challenged the policy. The district argued the schools her plan produced were substantially equal in quality and resources. The court examined whether the modest difference in assignment outcomes satisfied narrow-tailoring requirements.
Parents Involved in Community Schools v. Seattle School District No. 1551 U.S. 701, 127 S. Ct. 2738, 168 L. Ed. 2d 508 (2007)
Separate Military Institute Remedy
Serena Soto, denied admission to the Virginia Military Institute because of her sex, challenged the state's proposed alternative program at a different school. The state claimed the new program would provide women a substantially equal educational opportunity. The court held the remedy inadequate because it lacked the same prestige, resources, and training.
United States v. Virginia518 U.S. 515, 533 (1996)
Segregated School Facilities Challenged
Steven Silva, a Black student assigned to a school with markedly inferior buildings and resources, sued the local board. The board defended on the ground that the facilities were substantially equal. The court rejected the defense and held that separate educational facilities are inherently unequal.
Brown v. Board of Education [*Brown I*]347 U.S. 483, 74 S. Ct. 686, 98 L. Ed. 873 (1954)
Common questions
Frequently Asked
4
When do generalized grievances fail to satisfy Article III standing?+
Generalized grievances shared in substantially equal measure by all citizens do not satisfy the injury-in-fact requirement. A plaintiff must show a concrete and particularized injury rather than a diffuse interest in lawful government action.
Supporting sources
Does the Equal Pay Act require jobs to be identical or substantially equal?+
The Equal Pay Act requires that the jobs be substantially equal, not identical. Courts examine actual job content under the four statutory factors of skill, effort, responsibility, and working conditions.
Supporting sources
What does substantially equal mean in school desegregation cases?+
In school desegregation cases, substantially equal refers to the quality of facilities and educational opportunities provided to different racial groups. Separate facilities that are substantially equal still violate equal protection.
Supporting sources
How does the substantially equal standard apply to gender classifications in education?+
A state must show that a gender classification is substantially related to an important objective and that any remedy provides women a substantially equal educational opportunity. An alternative program lacking equivalent prestige and resources fails this test.
Supporting sources
518 U.S. 515 (1996)Constitutional Law
…related to an important governmental objective. The proposed VWIL remedy is inadequate because it does not provide women with a substantially equal educational opportunity. Dissenting opinions Dissenting — Justice Scalia The Court today strikes down a venerable tradition of single-sex public education that has existed since…