Extended time: how much and how to run it

Extended time is the most common accommodation on IEPs, and also one of the most loosely run. "Extended time as needed" leaves every teacher to invent a rule. One gives 5 extra minutes, another lets the student finish at lunch, and a third forgets until the bell rings.

This page covers one accommodation in depth: how to pick the amount, how to write it, how to run it in a real class period and how to tell whether it works. For choosing accommodations in general, start with the pillar on IEP accommodations.

What extended time is, and what it is not

Extended time is a timing accommodation. The student does the same items, to the same standard, with more minutes. Nothing about the content changes, so it stays an accommodation, not a modification. The accommodations vs modifications guide has the full test.

It fits a student whose work is accurate but slow: slow decoding, slow handwriting, slow processing, or long recovery after a break. It does not fit a student who stops working after 10 minutes no matter how long the test runs. Extra time cannot fix that, and the data will show it.

The IEP must state the supplementary aids and supports the student needs, and the accommodations needed on state and district tests.^[1] State tests allow only the accommodations on the state's own list, so the classroom version and the testing version may differ.^[2] Some states cap the amount or require the test session to finish the same day. Check your state manual before you promise "unlimited time" for a state test.

Step-by-step: setting it up

Step 1: Time real work

Pick 3 tasks the student will meet often: a 20-item quiz, a short written response, a page of math practice. Time the student working without interruption and record minutes, items attempted and items correct. Accuracy matters as much as speed. If accuracy drops sharply after 25 minutes, the student may need breaks more than extra time.

Step 2: Compare to peers

Write down when most of the class finished. You do not need exact numbers for every peer. "Most students finished the 20-item quiz in 18 to 22 minutes" is enough.

Step 3: Pick the multiplier

Divide the student's median time by the typical class time. A student who needs 31 minutes for a task most peers finish in 20 needs about 1.5 times. A ratio near 2 supports double time. Round to 1.5 or 2, because most state manuals and teachers think in those units.

Step 4: Write the accommodation

Name the tasks, the amount, the place and the person. The weak and better versions are in the mistakes section below.

Step 5: Plan the logistics

This is where extended time usually breaks down. A 50-minute test at 1.5 times needs 75 minutes, and the class period is 50. Decide in advance: does the student start early, finish in the resource room, return at the next period, or take the second half the next day? Each teacher should know the answer before the first test.

Step 6: Track use

Write the start and end time on the top of each test, or use a tracking sheet. The accommodation tracking sheet guide shows a simple layout. You want minutes used, not just "used: yes."

Step 7: Review

After 6 to 8 timed tasks, look at the pattern. If the student finishes inside standard time most days, the accommodation may be ready to fade. If the student uses every minute and still does not finish, the amount or the plan is wrong.

Worked example: a 6th grader in science

The student is fictional and the numbers are illustrative. Maya is in 6th grade and reads at a 4th grade level. In September her case manager times her on 3 science quizzes of 20 items each.

Her median time is 31 minutes against a typical 20, a ratio of 1.55. Her accuracy holds steady from start to finish, so speed is the barrier, not stamina. The team writes:

From October through December the science teacher records her minutes on 7 quizzes. She uses between 24 and 30 minutes of the 30 allowed, and finishes every quiz. In the January review the team keeps 1.5 times for tests and decides not to add extended time to homework, because she finishes homework without it.

How much extended time is right

There is no rule that sets the amount. Time and a half is the most common, but it is a habit, not a standard. Base it on the timed samples.

• About 1.25 times: the student is close to peers and needs a buffer, often in high school.
• 1.5 times: the most common fit for slow reading or writing.
• 2 times: large gaps, such as a student who decodes word by word or writes with significant motor difficulty.
• Untimed: rare in class, and many state tests do not allow it. Use it only when timed data show the student keeps working productively.

If a student needs more than double time on most tasks, look at other supports too. A read-aloud, speech-to-text or shorter answer format may remove the cause of the slowness.

Common mistakes

Weak: "Extended time as needed." Better: "1.5 times the standard time on classroom tests and quizzes in all core classes."

Weak: "Extended time on all assignments." Better: "Assignments longer than 1 class period may be turned in up to 2 school days late without penalty in ELA and social studies."

Weak: The student finishes the test at lunch, alone, with no one assigned to supervise. Better: The IEP names the room and the adult, and the student loses no lunch or elective time.

Weak: The teacher hands out the test late in the period and gives "extra time" past the bell. Better: The student starts at the beginning of the period, with a plan for the remaining time set before test day.

Weak: Extended time stays on the IEP for 6 years with no data. Better: Minutes used are recorded on every test and reviewed each quarter.

Tools to run it

• The duration data sheet works for timing the baseline tasks in step 1.
• The testing accommodations guide covers how classroom extended time lines up with state and district tests.
• The IEP accommodations list by need area shows what to try when extra time is not enough.
• If extended time pushes past the period often, the reduced work guide explains when fewer items is still an accommodation.

Rules for state tests vary by state. This is general information, not legal advice.

Frequently asked questions

Use it in IEP Atlas

• Timing accommodation in the IEP glossary
• Accommodation in the IEP glossary
• Testing accommodations in the IEP glossary
• Duration data sheet
• Modification in the IEP glossary

Related guides

• IEP accommodations: how to choose, write and track them
• Testing accommodations for students with IEPs
• Accommodation tracking sheet
• Reduced work as an IEP accommodation: when it becomes a modification
• Calculator as an IEP accommodation: when it fits and when it does not

Sources

1. 34 CFR §300.320: Definition of individualized education program, Legal Information Institute, Cornell Law School
2. 34 CFR §300.160: Participation in assessments, Legal Information Institute, Cornell Law School
3. Accommodations: Instructional and Testing Supports for Students with Disabilities, IRIS Center, Vanderbilt University

Written and checked by the IEP Atlas editorial team under our editorial policy. This guide describes general practice and federal rules. It is not legal advice; your state may add requirements, and the IEP team makes the decisions for each student.