01. Category name

IGNOU student identifiers

IGNOU Student IDs & Numbers: Quick Guide

  1. Control Number
  • When issued: Immediately after submitting the admission form (online/offline).
  • Format: Usually a 11-digit number.
  • Purpose: A temporary application reference number. It helps track the admission status before enrollment number is generated.
  1. Enrollment Number
  • When issued: After admission is confirmed and registration is approved.
  • Format:
    • Old format: 9 digits (e.g., 123456789).
    • New format (after 2020): 10 digits (unique for each student).
  • Purpose: The most important ID — used throughout your academic journey for:
    • Assignment submission
    • Exam form filling
    • Grade card checking
    • Student portal login (along with DOB)
  1. Program Code / Course Code
  • Format: Alphanumeric (e.g., BAEGH, MEG, BCA).
  • Purpose: Indicates the program/course in which the student is enrolled.
  1. Student ID (Login ID for IGNOU Samarth Portal / iGRAM / eGyanKosh)
  • When issued: After admission approval.
  • Format: Usually same as Enrollment Number (sometimes with registered email).
  • Purpose: Used to log in to IGNOU’s online services (student portal, assignment submission portal, etc.).
  1. Hall Ticket Number / Exam Roll Number
  • When issued: During Term-End Examinations.
  • Format: Often same as Enrollment Number, but may include exam session code.
  • Purpose: To appear in exams and verify seat at the exam centre.
  1. Assignment Submission Number / Acknowledgement Number
  • When issued: On submission of assignments (online or offline).
  • Format: A system-generated unique ID / receipt number.
  • Purpose: To track whether the assignment has been submitted and evaluated.
  1. Regional Centre Code & Study Centre Code
  • Format: Alphanumeric codes like 2901, 38013.
  • Purpose: Identifies where the student is registered (RC = regional centre, SC = study centre).
  • Important for communication, practical exams, counselling sessions.
  1. Scholar Number (in some cases)
  • Used for scholarship or fee concession tracking (not common for all students).
  1. Re-registration Transaction ID / Application Number
  • When issued: During re-registration to the next year/semester.
  • Purpose: To confirm the re-registration form has been successfully submitted.
  1. Digital Credentials IDs
  • Format: A unique link/ID for IGNOU Digital Degree, Marksheet, and Certificate (through Digilocker).
  • Purpose: To verify student’s academic record digitally.

✅ So, the most critical IDs for an IGNOU student are:

  • Control Number (only during admission stage)
  • Enrollment Number (main permanent student ID)
  • Program Code
  • Regional/Study Centre Codes
  • Hall Ticket Number (Exam time)

 

 

IGNOU Student Identification Numbers & IDs

Table

Stage

ID / Number

Format / Example

Purpose / Use

Admission Stage

Control Number

11 digits (e.g., 23156789234)

Temporary application reference; track admission status before enrollment is issued

 

Application Number

System-generated (online form)

Used for tracking your admission form

After Admission Confirmation

Enrollment Number

9 digits (old) / 10 digits (new) (e.g., 2301456789)

Permanent ID for all IGNOU activities – assignments, exams, grade card, login

 

Program Code

Alphanumeric (e.g., BAEGH, MEG, BCA)

Identifies which course/program you are enrolled in

 

Regional Centre Code (RC)

Numeric (e.g., 2901)

Identifies your regional centre

 

Study Centre Code (SC)

Numeric (e.g., 38013)

Identifies your study centre for counselling/practicals

During Study

Student Portal ID

Usually same as Enrollment No.

Login to Samarth portal, eGyankosh, Assignment portal

 

Re-registration Transaction ID

Alphanumeric (system-generated)

Proof of re-registration to next semester/year

 

Assignment Submission Number / Receipt ID

System-generated number

To track submitted assignments (online/offline)

Examination Stage

Hall Ticket Number / Exam Roll No.

Often same as Enrollment No. (sometimes with session details)

For appearing in term-end exams

 

Practical Exam Roll No.

Given separately by study centre (if applicable)

For practical exams like BCA/MCA, B.Sc.

Results & Certification

Grade Card ID

Based on Enrollment No.

To check marks online

 

Provisional Certificate No.

Unique serial number on provisional certificate

Verification of issued provisional certificate

 

Degree/Certificate Number

Unique number printed on degree

Official record of your awarded degree

 

Digital Credentials ID (via DigiLocker)

Alphanumeric link/ID

To access and verify degree/marksheet digitally

Summary

  • Control Number → Admission form stage
  • Enrollment Number → Your lifelong IGNOU ID (most important)
  • Program/RC/SC Codes → Identify course and centres
  • Hall Ticket No. → Exams
  • Certificate/DigiLocker ID → Final verification

 

 

IGNOU Identification Numbers – Format & Meaning

  1. Control Number (Admission stage)
  • Format: 11 digits (e.g., 23151234567)
  • Meaning:
    • First 2 digits → Admission year (23 = 2023)
    • Next 2 digits → Admission session code (15 may indicate July session, 01 for January)
    • Remaining digits → Sequential application number
  • Use: Temporary tracking before Enrollment No. is issued.
  1. Enrollment Number (Main Student ID)
  • Old Format (before 2020): 9 digits (e.g., 145678921)
    • No direct year/centre info in older numbers.
  • New Format (after 2020): 10 digits (e.g., 2301456789)
    • First 2 digits → Admission year (23 = 2023, 22 = 2022, etc.)
    • Next 2 digits → Admission session/region code (01 = January, 07 = July; sometimes RC-related)
    • Remaining digits → Unique student serial number.
  • Use: Lifelong student ID (assignments, exams, results).
  1. Program Code
  • Format: Alphabetical (e.g., BAEGH, MEG, BCA).
  • Meaning:
    • First 2–3 letters → Program (BA = Bachelor of Arts, MEG = MA English, BCA = Bachelor of Computer Applications).
    • Extra letters → Specialization/stream (EGH = English Honours).
  • Use: Identifies your registered program.
  1. Regional Centre (RC) Code
  • Format: 2–3 digits (e.g., 29, 38).
  • Meaning: Each RC has a unique code.
    • Example: 29 = Hyderabad, 38 = Patna.
  • Use: Tells which regional centre the student belongs to.
  1. Study Centre (SC) Code
  • Format: 5 digits (e.g., 29012).
  • Meaning:
    • First 2 digits → Regional Centre code (29 = Hyderabad).
    • Remaining digits → Unique study centre under that RC.
  • Use: Identifies your exact local study centre.
  1. Hall Ticket / Exam Roll No.
  • Format: Usually same as Enrollment Number.
  • Meaning: Directly tied to enrollment.
  • Use: Appearing in exams.
  1. Assignment Submission Number / Acknowledgement
  • Format: Alphanumeric (system generated, like ASG2023-123456).
  • Meaning:
    • Year of submission + sequence number.
  • Use: Proof and tracking of submitted assignments.
  1. Certificate / Provisional Certificate Number
  • Format: Printed serial number (e.g., PC/23/456789).
  • Meaning:
    • Year of issue (23 = 2023).
    • Sequential certificate number.
  • Use: Verification of issued provisional certificate.
  1. Degree / Marksheet Number
  • Format: Serial (e.g., D/2023/12345).
  • Meaning:
    • Degree issue year + sequence.
  • Use: Official degree tracking and verification.
  1. Digital Credentials ID (DigiLocker)
  • Format: Alphanumeric string (system generated, e.g., ABC123XYZ456).
  • Meaning: Random unique ID for each digital document.
  • Use: Online verification of marksheet/degree.

Key Insight:

  • First digits of Enrollment Number & Control Number show admission year/session
  • RC & SC codes directly tell location
  • Program codes show exact course
  • Certificate/Degree numbers show year of issue

 

 

IGNOU IDs & Numbers – Cheat Sheet

Table

ID / Number

Format

How to Decode It

Example

Control Number (Admission form)

11 digits

– 1st 2 digits → Admission Year
– Next 2 digits → Session code (01 = Jan, 07 = July)
– Remaining digits → Application sequence

23071234567 → 2023 July admission

Enrollment Number (Main Student ID)

9 digits (old) / 10 digits (new)

– New Format:
1st 2 digits → Admission Year (23 = 2023)
Next 2 digits → Session/Region code
Remaining digits → Student sequence

2301456789 → Admitted in Jan 2023, serial 456789

Program Code

Alphanumeric (2–5 letters)

– BA = Bachelor of Arts
– MEG = MA English
– BAEGH = BA English (Hons)
– BCA = Bachelor of Computer Applications

MEG → Master of Arts (English)

Regional Centre (RC) Code

2–3 digits

– Each RC has fixed code
– e.g., 29 = Hyderabad, 38 = Patna

29 → Hyderabad RC

Study Centre (SC) Code

5 digits

– 1st 2 digits = Regional Centre Code
– Last 3 digits = Specific study centre

29012 → Study Centre 012 under RC Hyderabad

Student Portal ID

Same as Enrollment No.

Used for Samarth login, Assignment portal, etc.

2301456789

Re-registration Transaction ID

Alphanumeric (system generated)

System creates unique ID for re-registration form

RR2023-987654

Assignment Submission No.

Alphanumeric

– Prefix = Year of submission
– Suffix = Receipt number

ASG2023-123456 → Assignment submitted in 2023

Hall Ticket / Exam Roll No.

Usually same as Enrollment No.

Used for appearing in TEE

2301456789

Provisional Certificate No.

PC/YY/xxxxx

– YY = Year of issue
– xxxxx = Certificate serial

PC/23/456789 → Provisional certificate issued in 2023

Degree / Marksheet No.

D/YY/xxxxx

– YY = Year of issue
– xxxxx = Degree sequence

D/2023/12345 → Degree issued in 2023

Digital Credentials ID (Digilocker)

Random Alphanumeric

Unique ID generated for each uploaded digital marksheet/degree

ABC123XYZ456

 

Summary

✅ With this chart, you can quickly identify student details just by looking at their IGNOU ID or number.