- Exam Code: LEED-AP-ID-C
- Exam Name: LEED AP Interior Design + Construction (LEED AP ID+C) V4
- Updated: Sep 18, 2026
- Q & A: 100 Questions and Answers
Walking into the LEED-AP-ID-C exam without ever sitting a timed mock test is an unnecessary risk. The Actual4Dumps test engines recreate real exam conditions for the USGBC LEED AP Interior Design + Construction (LEED AP ID+C) V4, so pacing and pressure feel familiar long before the real thing.
| Certification Vendor: | USGBC / GBCI |
|---|---|
| Exam Name: | LEED AP Interior Design + Construction V4 Exam |
| Exam Number: | LEED-AP-ID-C |
| Exam Format: | Scenario-based, Multiple-choice, Recall/Application/Analysis items, Computer-based |
| Exam Duration: | 120 minutes |
| Certificate Validity Period: | 2 years (requires continuing education & renewal) |
| Available Languages: | English |
| Exam Price: | $250–$350 (USGBC Member: $250, Non-Member: $350); Combined Exam: $400–$550 |
| Real Exam Qty: | 100 |
| Related Certifications: | LEED AP ND LEED AP BD+C LEED AP O+M LEED Green Associate |
| Passing Score: | 170 (scaled 125–200) |
| Recommended Training: | LEED v4 Reference Guide for ID+C LEED AP ID+C Candidate Handbook |
| Exam Registration: | GBCI Exam Registration Prometric Scheduling |
| Sample Questions: | ![]() |
| Exam Way: | Computer-based testing at Prometric test centers or online proctored |
| Pre Condition: | Must hold active LEED Green Associate credential OR take combined Green Associate + AP ID+C exam |
| Official Syllabus URL: | https://www.usgbc.org/credentials/leed-ap-idc |
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Indoor Environmental Quality | 17% | - Ventilation and thermal comfort - Low-emitting materials - Acoustic performance - Indoor air quality management plan - Daylight and lighting quality |
| Topic 2: Location and Transportation | 9% | - Parking reduction and green vehicles - Bicycle facilities and alternative transportation - Access to quality transit - Site selection and surrounding density |
| Topic 3: Energy and Atmosphere | 17% | - ASHRAE standards compliance - Refrigerant management - HVAC, lighting, and plug loads - Fundamental and enhanced energy performance - Renewable energy and energy metering |
| Topic 4: Water Efficiency | 10% | - Metering and monitoring - Indoor water use reduction - Fixture and fitting efficiency - Process water and cooling tower management |
| Topic 5: LEED Process and Project Priorities | 9% | - Prerequisites and credits structure - Project boundaries and scope definition - LEED rating system selection - Certification process and documentation |
| Topic 6: Materials and Resources | 17% | - Sourcing of raw materials - Life-cycle assessment - Building product disclosure and optimization - Furniture and furnishings selection - Construction and demolition waste management |
| Topic 7: Integrative Process | 11% | - Early goal-setting and analysis - Integrative design and team collaboration - Systems thinking and interdisciplinary coordination |
The USGBC LEED AP Interior Design + Construction (LEED AP ID+C) V4 is the official USGBC exam that leads to the LEED AP Interior Design + Construction (LEED AP ID+C) V4 certification at the Professional level. Passing it validates your skills against USGBC standards and proves your qualification to current and future employers. The credential is also connected with related certifications such as LEED Green Associate, LEED AP BD+C, LEED AP O+M, LEED AP ND, so it can serve as a solid step in a broader certification path.
The LEED-AP-ID-C exam has 100 questions in total and must be completed within 120 minutes. That leaves only a narrow time budget per item, so train yourself to flag a difficult question, move on, and circle back later instead of getting stuck. A week or two before your test date, run at least one full timed mock exam in the Actual4Dumps desktop or online test engine under the same 120 minutes limit, and repeat until you can finish with a few minutes left for review.
The passing score for the LEED-AP-ID-C exam is 170 (scaled 125–200), and the official registration fee is $250–$350 (USGBC Member: $250, Non-Member: $350); Combined Exam: $400–$550. Keep in mind that a failed attempt is not discounted — retaking the exam means paying the full fee again — so it is wise not to book your seat until your practice scores sit comfortably above the passing mark. Working through the 100 questions at Actual4Dumps in timed mode is a reliable way to judge when you are truly ready.
USGBC sets the following requirement for the LEED-AP-ID-C exam: Must hold active LEED Green Associate credential OR take combined Green Associate + AP ID+C exam. Eligibility rules can change from time to time, so always confirm the current prerequisites on the official exam page at https://www.usgbc.org/credentials/leed-ap-idc before you register.
You can register for the USGBC LEED AP Interior Design + Construction (LEED AP ID+C) V4 through the following official channels:
The LEED-AP-ID-C exam is delivered as Computer-based testing at Prometric test centers or online proctored, so review the technical and check-in requirements for that format when you schedule your appointment.
USGBC recommends the following official training options for the USGBC LEED AP Interior Design + Construction (LEED AP ID+C) V4:
Official courses build the theory, and pairing them with the 100 practice questions from Actual4Dumps turns that knowledge into exam-ready answers.
Yes. Actual4Dumps offers a free PDF demo for the USGBC LEED AP Interior Design + Construction (LEED AP ID+C) V4, so you can review real sample questions and judge the quality before paying anything. After your purchase, you receive 365 days of free updates — whenever the question pool changes, you get the latest version at no cost. Once that period expires, you can extend your update service at a 50% discount from your member zone.
If you take the LEED-AP-ID-C exam within 60 days of your purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee. To qualify, submit a scanned copy of your exam enrollment slip together with your official Score Report (PDF) within 2 days after the exam date, and your claim will be processed within 7 days. Note that the guarantee applies only to the corresponding exam: attempts taken within 3 days of purchase, downloaded-but-unused materials, free resources, and expired orders are not eligible, and the candidate name must match the purchaser name. If you would rather not refund, you can exchange the product for two free exam products of equal value while keeping the update service on your original purchase.
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The USGBC LEED AP Interior Design + Construction (LEED AP ID+C) V4 is organized into 7 domains. Among the first ones are LEED Process and Project Priorities (9%), Water Efficiency (10%), Location and Transportation (9%), and the remaining domains cover the rest of the official objectives. For the complete topic breakdown with every subtopic, see the full LEED-AP-ID-C exam outline above on this page.
A tenant is soliciting proposals for a Commissioning (Cx) agent for Energy and Atmosphere Credit, Enhanced Commissioning. Which qualification must the agent meet?
Correct Answer: D 🗳️
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Which of the following is required for a cooling tower and evaporative condenser in the Water Efficiency Prerequisite, Indoor Water Use Reduction?
Correct Answer: D 🗳️
Explanation: Only visible for Actual4Dumps members. You can sign-up / login (it's free).
Which of the following information is needed to document the non-structural elements that will be reused from the existing space in a LEED AP Interior Design and Construction project?
Correct Answer: B 🗳️
Explanation: Only visible for Actual4Dumps members. You can sign-up / login (it's free).
A project seeking to achieve Indoor Environmental Quality Credit, Low Emitting Materials has outdated certifications demonstrating that the wall and ceiling paint are low emitting materials. What should the LEED AP do?
Correct Answer: A 🗳️
Explanation: Only visible for Actual4Dumps members. You can sign-up / login (it's free).
A project incorporates steel beams as an interior architectural feature, but no recycled content information is available. When calculating the recycled content of the beams, which default content amount should be used?
Correct Answer: D 🗳️
Explanation: Only visible for Actual4Dumps members. You can sign-up / login (it's free).
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