What is Line of Actual Control?

LAC is a demarcation line that separates Indian-controlled territory from Chinese-controlled territory.

What is Line of Actual Control?

About LAC:

  • India shares 3488 Km of border with China that runs along the States of Jammu & Kashmir, Himachal Pradesh, Uttarakhand, Sikkim and Arunachal Pradesh.
  • The border is not fully and officially demarcated.
  • The Line of Actual Control (LAC) is a demarcation line that separates Indian-controlled territory from Chinese-controlled territory.
  • LAC is currently the de-facto border between the two countries, and the process of clarifying and confirming the Line of Actual Control (LAC) is in progress.
  • The Line of Actual Control (LAC), is divided into three sectors: western, middle and eastern.

 

Areas under LAC:

  • The LAC traverses three areas
    • Western (Ladakh, Kashmir),
    • middle (Uttarakhand, Himachal) and
    • eastern (Sikkim, Arunachal).
  • As LAC is not fully and officially demarcated, it has led to differing perceptions regarding the alignment, with China making territorial claims in at following areas.
  • The countries disagree on the exact location of the LAC in various areas, so much so that India claims that the LAC is 3,488 km long while the Chinese believe it to be around 2,000 km long.
  • The two armies try and dominate by patrolling the areas up to their respective perceptions of the LAC, often bringing them into conflict.

 


Q1) What is the meaning of de facto border?

It is an international or administrative boundary whose existence and legality is not recognized, but which is a practical division between separate national and provincial administering authorities.

Source: The Hindu

Latest UPSC Exam 2026 Updates

Last updated on January, 2026

→ Check out the latest UPSC Syllabus 2026 here.

→ Join Vajiram & Ravi’s Interview Guidance Programme for expert help to crack your final UPSC stage.

UPSC Mains Result 2025 is now out.

UPSC Notification 2026 Postponed for CSE & IFS which was scheduled to be released on 14 January 2026.

UPSC Calendar 2026 has been released.

UPSC Prelims 2026 will be conducted on 24th May, 2026 & UPSC Mains 2026 will be conducted on 21st August 2026.

→ The UPSC Selection Process is of 3 stages-Prelims, Mains and Interview.

→ Prepare effectively with Vajiram & Ravi’s UPSC Prelims Test Series 2026 featuring full-length mock tests, detailed solutions, and performance analysis.

→ Enroll in Vajiram & Ravi’s UPSC Mains Test Series 2026 for structured answer writing practice, expert evaluation, and exam-oriented feedback.

→ Join Vajiram & Ravi’s Best UPSC Mentorship Program for personalized guidance, strategy planning, and one-to-one support from experienced mentors.

UPSC Result 2024 is released with latest UPSC Marksheet 2024. Check Now!

UPSC Toppers List 2024 is released now. Shakti Dubey is UPSC AIR 1 2024 Topper.

→ Also check Best UPSC Coaching in India

Vajiram Content Team
Vajiram Content Team
UPSC GS Course 2026
UPSC GS Course 2026
₹1,75,000
Enroll Now
GS Foundation Course 2 Yrs
GS Foundation Course 2 Yrs
₹2,45,000
Enroll Now
UPSC Mentorship Program
UPSC Mentorship Program
₹85000
Enroll Now
UPSC Sureshot Mains Test Series
UPSC Sureshot Mains Test Series
₹19000
Enroll Now
Prelims Powerup Test Series
Prelims Powerup Test Series
₹8500
Enroll Now
Enquire Now