Four streams and two blocks make up the independent NIOS board of the public education system. These streams are separated into four groups: stream 1 is for new students stream 2 is for compartment students, stream 3 is for repeaters, and stream 4 is for assessments that are given on demand.
Whereas block denotes the session of the examination, which means NIOS is conducted in 2 sessions. One examination is conducted in April/ May, and another is conducted in September/October.
Each stream denotes specific needs of the students to accommodate their learning style and objectives. NIOS Stream 4 Block 1 is open all year long and is regarded as an On-Demand Exam System (ODS).
Students who did not pass the 10th or 12th grade exam may still apply. In the first session, which is probably in April or May they can show up for the exam through NIOS.
The registration for the NIOS stream for the 1st session of 2026 has begun from 16th March 2025, and the last date for registration is 31st July. Candidates who have failed to apply can register later by paying late fees.
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What is Stream 4 in NIOS?
The NIOS exam is categorised into 4 streams that are separated based on students’ eligibility criteria. NIOS stream 4 is for candidates who want an on-demand examination or are repeaters.
Through NIOS stream 4, candidates can appear for the examination of secondary and senior secondary standards from any recognised board such as CBSE, ICSE, or any State Boards.
Candidates who have failed to appear for the examination or have compartment in 2 subjects or are eligible but didn’t attend the examination, can also appear for the NIOS stream 4 examination.
This helps students to save their one academic year or they can improve their academic scores. The exam is usually conducted in the first session, that is April to May.
Eligibility Criteria for NIOS Stream 4 Block 1
NIOS stream 4 block 1 is basically for students who want On-Demand exams or repeat exams. Students who have failed can apply for the NIOS stream 4 block 1 examination, which is usually held in April/May.
Through NIOS stream 4, students can save one academic year, and they can continue their education without any hindrances. The following are the eligibility criteria for NIOS stream 2 block 2.
1. On-Demand Examination
Candidates can apply for the NIOS stream 4 block 1 if they would like to take the On-Demand exam. This gives students the freedom to show up at any time during the year.
Candidates can appear for particular subjects or chosen subjects through ODS.
2. Compartment Students
NIOS stream 4 block 1 is open to students who did not pass the secondary or senior secondary exam. NIOS stream 4 is also open to students who have been compartmented in two subjects.
Students benefit from saving their academic year and getting good grades on their exams.
3. Marks Increment
Students are also eligible to take the test if they are unsatisfied with the grades they received in lower or upper secondary school.
Students who are eligible but may have had difficulties in traditional schooling require a chance to raise their grades without being constrained by conventional study schedules.
4. Age Limit
There is no maximum age limit for the students appearing for NIOS stream 4 block 1.
Students appearing for the secondary exams must be above 14 years of age, while students appearing for the senior secondary exams must be above 15 years of age.
5. Nationality
Candidates applying for the NIOS stream 4 block 1 must be Indian citizens.
Applicants who are from Nepal and Bhutan are also eligible to apply with proper documents and other criteria.
How to Apply for NIOS Stream 4 Block 1?
The application process for NIOS stream 4 block 1 will be done online in mode. Applicants can apply for NIOS through the official website in online mode.
Students who have failed their exam can enrol in the same class in the same year through the NIOS stream 4 block 1. Candidates for NIOSs stream 4 block 1 must make sure they are filling out the form accurately and without errors.
Students who have passed through NIOS can save one academic year and go for higher education. Here are the detailed steps to apply for the NIOS stream 4 block 1.
1. Visit the Homepage
Applicants can directly apply through the official website of National Institute of Open Schooling (NIOS) at sdmis.nios.ac.in.
On the official website, candidates can check all the information related to admission, procedures, eligibility criteria, etc.
2. Click on the Admission Tab
Now students have to click on the admission section, where they can find the comprehensive details about the admissions process, such as eligibility, requirements, important dates and instructions for completing their application.
3. Select the Appropriate Stream
In the NIOS website, there are multiple streams and blocks that applicants need to select the stream such as stream 4 block 2.
During form fill-up candidates can select the stream for both secondary and senior secondary classes.
Every stream has separate eligibility criteria; applicants are required to ensure their eligibility before filling out the application form.
4. Upload Documents
After selecting the stream, the most important part is to upload the necessary documents such as passport size photographs, photo identity card such as Aadhar Card, Voter ID card, Passport, marksheets, transfer certificates, failed certificates, caste certificate if applicable and so on.
Students should upload properly scanned and clear documents with the appropriate format.
5. Fee Payment
The payment of application fees is the next crucial step prior to document submission. The application cost will change based on the candidate’s section and caste.
The application fee can be paid online with credit/debit cards, mobile wallets or net banking.
6. Submit the Application
After successfully paying the fee, candidates can submit their application. Students must carefully read their applications before submitting them in order to prevent errors.
Candidates who successfully submit their applications will receive an email with information about their application copy.
Read on to learn more about, NIOS admission last date 2025.
NIOS Stream 4 Block 1 Important Dates
The on-demand NIOS stream 4 block 1 exam is specifically designed for senior secondary classes. Both theoretical and practical papers are included in the exam.
The exam was completed in April 2025 and registration for stream 4 block 1 for the 2025 session has already been completed.
However, it is an On-Demand exam and conducted throughout the year, especially in April/May. Students can download the date sheet from the official website of NIOS.
The following are the Important dates for the NIOS stream 4 block 1.
| Particulars | Dates |
| Start Date of Registration | 16th March 2025 |
| Last Date for Registration | 31st July 2025 |
| Admission with a late fee of 260 | August 1 to 15, 2025 |
| Admission with a late fee of 520 | August 16 to 31, 2025 |
| Admission with a late fee of 910 | September 1 to 15, 2025 |
| Commencement of Exams | April 2026 |
Explore all the necessary steps needed to take NIOS admission for the 12th class.
Subjects Offered under Stream 4 Block 1
NIOS offers a wide range of subjects through which candidates can continue their course from wherever they have left.
NIOS stream 4 block 1 is especially for students who have completed their secondary exams and are applying for senior secondary exams.
Under stream 4 a wider range of subjects was provided in the senior secondary class. In NIOS, 4 languages are mandatory subjects with a few optional subjects.
1. Subjects for Senior Secondary
Senior secondary has three streams: Science, Arts, and Commerce. Students who have qualified for their secondary exams can opt for any stream based on their choice.
Some subjects are optional, which gives flexibility to students to study as per their comfortability.
i) Science:
Science includes a wide range of subjects, with an optional one, in which candidates can select their desired subjects.
The mandatory subjects offered are Physics, Chemistry, and Biology, with Mathematics, Computer Science and Environmental Science as Optional Subjects.
ii) Humanities:
Humanities contains multiple subjects through which students can choose any subjects based on their preferences.
Subjects offered in Humanities are History, Political Science, Geography, Mass Communication, Home Science, Psychology, Sociology, Painting, Mass Communications, Tourism, Introduction to Law, Library & Information Science, Physical Education and Yoga.
iii) Commerce:
Commerce provides a vast number of subjects, and candidates can select their subjects based on their preferences.
Subjects offered by commerce are Economics, Business Studies, Accountancy, Economics, Business Studies, Data Entry Operations.
iv) Language:
Language is a mandatory subject and NIOS stream 4 few languages options will be provided. In this, candidates have to select 2 languages as mandatory subjects.
The language options provided by NIOS are Hindi, English, and Sanskrit.
Fee Structure for Stream 4 Block 1
The fee structure for the NIOS stream 4 block 1 is different. NIOS stream 4 block 1 has a different fee structure depending on the categories of candidates.
Stream 4 registration costs INR 480, and theoretical papers cost INR 300. Candidates must pay INR 150 for practical papers. Online processing will incur an additional fee of INR 50.
Students can pay the fees through credit/debit cards, mobile banking and net banking. Once fees have been paid, they cannot be refunded. Below is the detailed NIOS stream 4 block 1 fee schedule.
| Particulars | Fees |
| Registration Fee | Rs. 480 |
| Exam Fee | Rs. 300 for Theoretical Paper and Rs. 150 for Practical Paper |
| TOC Fee | Rs. 180 per Subject |
| Online Processing Fee | Rs. 50 |
| Additional Subject Fee | Rs. 720 per Subject |
Benefits of Choosing Stream 4 Block 1
NIOS stream 4 block 1 offers a number of advantages. Block 1 of NIOS stream 4 is specifically designated for senior secondary students who were unable to take the exam or failed it.
This gives them access to an examination that is undertaken on demand all year long. Students can retake exams in particular subjects and transfer credits for up to two previously completed subjects through NIOS. These are some advantages of stream 4 block 1.
1. On-Demand Examination
All year long NIOS offers on-demand exams. They can now apply for the test in both sessions thanks to this.
Students have flexible options for when to take the NIOS stream 4 block 1 exam because it is typically held in April or May. This gives them the chance to earn good grades and saves them a whole academic year.
2. Flexible Opportunity
Even students who failed their exams in the tenth and twelfth grades can still take the test with flexible scheduling options offered by NIOS stream 4 block 1.
Students in this stream have the option to retake the exams they failed rather than giving themselves another chance at every subject.
3. Transfer of Credit
NIOS provides a Transfer of Credit (TOC) facility in stream 4 block 1. This allows students to transfer their grades from two completed subjects in addition to the failed marksheet.
Students who were unable to take exams at their previous board but still have their original admit card can also apply for the NIOS.
4. Subject Flexibility
Students can choose new subjects based on their interests through NIOS. Children can improve their stronger subjects and concentrate on their weaker ones with the flexibility in subject selection.
Additionally, this enables students to finish their education without squandering a single academic year.
Conclusion
Students who have struggled academically such as failing tests or needing to improve their scores, can gain a lot from NIOS Stream 4 Block 1.
Any time during the year, but particularly in the April/May session, candidates are permitted to retake specific subjects.
This system of on-demand exams offers flexibility in terms of scheduling and subject selection.
With no upper age limit and a simple online application process NIOS Stream 4 Block 1 serves a diverse range of students, including those with varying educational backgrounds.
NIOS is essential in helping students reach their academic objectives and ensure a better future by offering a positive learning environment for them to pursue further education.
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