What is the difference between accommodations and modifications?

Quick answer

An accommodation changes how your child learns the material. A modification changes what your child is expected to learn. The Office for Civil Rights (OCR) defines accommodations as "aids or adjustments that are part of an IEP or plan developed under Section 504 and that enable the student with a disability to learn and demonstrate what the student knows." OCR adds that "in general, accommodations do not affect course content or curriculum." Modifications do. Everything below comes off that split, including grades, course credit, state testing, and which credential your child graduates with.

Accommodation or modification, on the same assignment

Definitions blur in a meeting. Pairs do not. Each line is one piece of school work handled two ways.

• Fifth-grade novel unit. Accommodation, the same novel as an audiobook and the same comprehension questions. Modification, a shorter book two grade levels down.
• A 25-problem long division worksheet. Accommodation, the same 25 problems, a calculator for the multiplication step, and the rest finished next morning. Modification, 10 problems with single-digit divisors.
• End-of-unit science test. Accommodation, read aloud in a separate room with time and a half. Modification, half the vocabulary, word bank supplied.
• Five-paragraph argument essay. Accommodation, speech-to-text and an outline template, graded on the class rubric. Modification, one paragraph, different rubric.

One question sorts almost any support. Is your child still expected to learn the same thing? Yes means accommodation. No means modification, whatever the paperwork calls it.

Shortened work sits right on that line. Ten problems instead of 25 is an accommodation when the 10 cover every skill the 25 covered. It turns into a modification the moment the 10 are easier.

Accommodations for the classroom

These change access during instruction. Write each one with a number, a place, or a named person, because "as needed" is the version nobody can be held to.

• Preferential seating with the location named. Front row, away from the door.
• Directions given out loud and in writing, with the student asked to repeat the task back.
• Teacher notes or a copy of the slides, sent before the lesson rather than after.
• Text-to-speech for grade-level reading, on a device that is charged and in the room.

None of this teaches a skill. A child who cannot decode still cannot decode with a copy of the notes, which is a job for specially designed instruction.

Accommodations for tests and quizzes

These are the ones parents ask for most and schools write most vaguely. "Extra time" means nothing, so write the multiplier.

• Time and a half, or double time, stated as a number and applied in every subject.
• A separate room with reduced distractions, booked when the test is scheduled.
• Questions read aloud, except where the test measures decoding.
• Answers typed or dictated to a scribe instead of handwritten.
• A calculator on computation steps in a test that measures something else.

Look again at the third line. An accommodation that removes the thing being measured stops being one, and on a state test it can void the score.

Accommodations for homework and grading

Homework is where accommodations turn into modifications quietly, usually with nobody deciding it.

• A homework time cap. Twenty minutes of math, signed by a parent, and the rest is not owed.
• Assignments posted in writing in one agreed place, not read out at the bell.
• Late work accepted without a grade penalty when the delay comes from the disability.
• Credit for the standard being tested rather than for spelling in a science answer.

Cutting the problem set in half is the team's decision to make, not one teacher's.

What a modification actually changes

A modification changes the standard. Different content, a lower reading level, fewer skills, an easier passing bar, or a rubric written for a grade the student is not in.

Now the part almost nobody says. Neither federal law defines the word. IDEA's rule on what an IEP must contain, at 34 C.F.R. § 300.320(a)(4), requires "a statement of the special education and related services and supplementary aids and services" and "a statement of the program modifications or supports for school personnel." Supplementary aids and services is the container an accommodation sits in, defined at § 300.42 as aids, services, and other supports provided in regular classes and other settings so a child can be educated with nondisabled children to the maximum extent appropriate.

The Section 504 regulation is blunter. Neither word appears anywhere in subpart D, the part covering public elementary and secondary schools at 34 C.F.R. §§ 104.31 through 104.39. What it requires is "regular or special education and related aids and services," at § 104.33(b)(1).

So the labels are professional habit rather than legal categories. What binds a school is the sentence written in the document.

What modifications do to grades, credit, and the diploma

Grades first. OCR's guidance on report cards and transcripts says students with and without disabilities in the same regular education classes are generally graded using the same standards. That protection stops once a student is taught modified content. Nothing in Section 504 or Title II of the Americans with Disabilities Act then stops a district from setting its own standards for that student.

Then the record. A report card may say progress was measured against a modified curriculum. A transcript may carry a notation or an asterisk showing that a class used a modified or alternate curriculum, the same way it flags honors or remedial courses. It may not show that your child received accommodations, because OCR treats that as disclosing a disability. Read those two together. An accommodation leaves no trace on the transcript, and a modification is allowed to leave one.

Last, the diploma. IDEA ends a district's duty to provide a free appropriate public education (FAPE) when a student graduates with a regular high school diploma, at 34 C.F.R. § 300.102(a)(3)(i). That term is defined at § 300.102(a)(3)(iv) as the standard diploma awarded to the preponderance of students in the state and fully aligned with state standards. It "does not include a recognized equivalent of a diploma, such as a general equivalency diploma, certificate of completion, certificate of attendance, or similar lesser credential."

Both halves matter. A certificate of completion does not end IDEA eligibility, because the exception at § 300.102(a)(3)(ii) reaches only students awarded a regular diploma. A regular diploma does end it. Graduation with one is a change in placement requiring prior written notice under § 300.503, no reevaluation is required first, and the district owes a written summary of achievement and functional performance with recommendations for postsecondary goals, at § 300.305(e)(3).

Diploma requirements themselves are state law. How graduation affects an IEP covers that choice.

State testing, and the accommodation that voids a score

Every IEP has to state the individual accommodations needed to measure your child's achievement on state and districtwide assessments, at 34 C.F.R. § 300.320(a)(6)(i). What the team may pick from is a different question, and it is not answered federally.

States write those guidelines, or districts for district-wide tests. Federal law requires them to "identify only those accommodations for each assessment that do not invalidate the score," at § 300.160(b)(2). The reporting rule counts children provided accommodations "that did not result in an invalid score," at § 300.160(f)(1). So invalid scores exist. A student gets one by using an accommodation the state does not allow on that test.

Which accommodations are allowed differs by state, by subject, and sometimes by grade. Read-aloud on a reading test is the usual flashpoint. We publish no state-by-state table and no federal source lists one, so ask your district for this year's state accessibility manual by name.

Alternate assessments are the harder version. No more than 1.0 percent of students assessed statewide in a subject may take one, at 34 C.F.R. § 200.6(c)(2). Federal rules require the state to explain to IEP teams, and to tell parents, how that participation "may delay or otherwise affect the student from completing the requirements for a regular high school diploma," at § 300.160(d)(1) and (e). A state may not stop such a student from attempting a regular diploma, and the warning is in the rule anyway.

504 plan accommodations, IEP accommodations, and who decides

The support can look identical on two pieces of paper, one headed individualized education program and the other headed Section 504 plan. What differs is who decides it and where it lives.

On an IEP the team decides, and the regular education teacher helps determine supplementary aids and services and program modifications, at 34 C.F.R. § 300.324(a)(3)(ii). Under Section 504 a placement decision is made by "a group of persons, including persons knowledgeable about the child, the meaning of the evaluation data, and the placement options," at 34 C.F.R. § 104.35(c)(3). Read what a 504 plan is if that document is new, and IEP vs 504 plan for the comparison.

Neither document does anything by itself. The IEP has to be accessible to every teacher and provider responsible for it, and each of them must be informed of "the specific accommodations, modifications, and supports that must be provided for the child," at § 300.323(d)(2). An accommodation the ninth-grade biology teacher has never read is a sentence in a binder.

How to get it written down

Send this before the meeting.

Use the second one when the team proposes modified work.

Then three asks in the room. Get every accommodation written with a number, a frequency, or a named person, and name the record that will prove it happened. Ask who tells the substitute. Ask the team to say out loud whether a proposal changes a standard.

An advocate reads the draft against the evaluation and puts your requests into district wording before the meeting. Advocates are not attorneys. They cannot file a lawsuit or represent you at a due process hearing. Most on our directory charge $75 to $150 per hour, and you can find an advocate near you.

What accommodations and modifications cannot do

Neither one is instruction. Extended time does not teach reading, and a modified worksheet does not either. If the gap is a skill, the answer is specially designed instruction and a goal that measures it.

Three more limits worth knowing.

• Modifications alone cannot move your child out of the general education classroom. A child "is not removed from education in age-appropriate regular classrooms solely because of needed modifications in the general education curriculum," at 34 C.F.R. § 300.116(e). Least restrictive environment covers the rest of that rule.
• No school has to write the accommodation you asked for. The duty runs to an appropriate program built on evaluation data, and a group makes that call.
• Equal access is not equal results. Section 504 says aids and services are not required to produce "the identical result or level of achievement," only an equal opportunity to reach it, at 34 C.F.R. § 104.4(b)(2).

A modification agreed to in fourth grade because it made the year easier is usually still there in tenth grade, and by then it has decided which classes the student can take.