CaseStatusAPI Sitemap

Use our interactive USCIS API event codes decoder tool. Search all 492 official NIEM status codes (e.g. C21, HA, IAF) to understand what they mean in your raw case JSON.

Learn what the direct USCIS internal API links are for case status, documents, and history. Understand how to access raw JSON endpoints safely.

Learn what USCIS case movement means, how to detect silent updates and database transfers, and how to track case file touches in your raw API JSON data.

Found "ackedByAdjudicatorAndCms": true or false in your myUSCIS JSON data? Learn what this and other hidden database status flags mean.

Learn how to track DACA (Form I-821D and Form I-765) approval notices, biometrics reuse, and card production milestones using the myUSCIS internal API.

Learn how to use the myUSCIS internal API to track your OPT or STEM OPT (Form I-765) approval, EAD card production milestones, and USPS shipping details.

Wondering why your USCIS case status date changed without a new message? Learn what a USCIS silent update is, common causes, and how to track hidden updates.

Learn how to extract and decode raw JSON data from the myUSCIS internal API. Understand receiptInfo, document lists, and hidden case timestamps.

Everything you need to know about the internal APIs that power myUSCIS — how they work, what data they expose, and why login is required.

A step-by-step walkthrough of accessing your detailed case data through the same API endpoints used by the myUSCIS website.

A detailed comparison of the USCIS internal API and the official case status tracker. See what extra information the API provides.

Data-driven breakdown of I-130 processing times by category, service center, and filing method. Updated for 2026.

Your I-130 was approved — now what? Consular processing vs. adjustment of status, NVC timelines, and everything in between.

Everything about the green card application — eligibility, documents, interview prep, processing times, and how to track with internal API data.

Complete guide to Employment Authorization Document processing — categories, timelines, combo cards, and tracking.

Should you file I-130 and I-485 at the same time? Eligibility, advantages, risks, and a complete package checklist.

Complete guide to the naturalization process — eligibility, documents, interview preparation, civics test, oath ceremony, and processing timelines.

Everything about removing conditions on your marriage-based green card — filing window, evidence, divorce waivers, interviews, and timelines.

Realistic timelines for marriage-based green cards — CR-1/IR-1 consular processing, I-485 adjustment of status, and factors affecting speed.

When you need Advance Parole, how to apply, processing times, combo cards, and critical travel rules for pending I-485 applicants.

EB-1, EB-2, EB-3 categories explained. Premium processing, priority dates, AC21 portability, and employer obligations.

Step-by-step from H-1B to permanent residency — PERM labor certification, I-140, priority date waits, and maintaining H-1B status.

One card for work and travel while your green card is pending. How to apply, processing times, and important rules.

Finding a civil surgeon, required vaccinations, costs ($200-$500+), validity period, and when to submit Form I-693.

Comprehensive reference of every USCIS case status message — from "Case Was Received" to "Card Was Delivered" — decoded in plain English.

Got an RFE? Don't panic. Complete guide on what it means, common reasons, deadlines, and how to craft a strong response.

Every USCIS service center decoded — SCD, NBC, TSC, CSC, NSC. Which one handles your case and what it means for your timeline.

Complete guide to your biometrics appointment — what happens, what to bring, how long it takes, and what it means for your case.

Your case was transferred — understand why, what it means for your timeline, and how to track the transfer with internal API data.

Understand the IOE prefix on USCIS receipt numbers — what it stands for, how it differs from MSC or SRC, and what it means for your case.

Decode the "Case Is Being Actively Reviewed" status — what's happening behind the scenes, typical timelines, and what to expect next.

Is USCIS My Progress showing as unavailable? Learn why this happens and how to check your real status through the internal API.

Wondering if your processing time is normal? Compare your I-130, I-485, I-765 timeline against hundreds of real community data points.

A complete guide to requesting expedited processing — who qualifies, how to write a strong request, what evidence to include, and what to expect.

What to bring, common questions, dress code, interpreter rules, and practical tips for green card and citizenship interviews.

Why your case status may be stale, how to check internal API data for hidden updates, and when to take action.

The EB-2 NIW lets you self-petition without an employer. Covers the Dhanasar framework, evidence strategies, and processing timelines.

Updated fee schedule for all major forms — I-130, I-485, I-765, N-400, I-140. Fee waivers, payment methods, and 2024 fee rule changes.

Service requests, congressional inquiries, DHS Ombudsman, and mandamus lawsuits — when and how to use each escalation option.

What your priority date is, how to read the Visa Bulletin, per-country backlogs, retrogression, and strategies for long waits.