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?
Table of Contents

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

Update Icon
Latest UPSC Exam 2026 Updates

Date IconLast updated on August, 2026

UPSC Mains 2026 commenced on 21st August 2026 and will continue through 30th August 2026, as per the official examination schedule.

UPSC Mains Question Paper 2026 is out now for Essay & GS Paper 1, 2, 3 & 4.

UPSC Mains GS Paper 1 2026 is out now.

UPSC Mains GS Paper 2 2026 is out now.

UPSC Mains GS Paper 3 2026 is out now.

UPSC Mains GS Paper 4 2026 is out now.

→ Check out the latest UPSC Syllabus 2026 here.

UPSC Mains Admit Card 2026 is now out.

→ Enroll in Vajiram & Ravi’s UPSC Mains Test Series 2027 for structured answer writing practice, expert evaluation, and exam-oriented feedback.

→ Join Vajiram & Ravi’s UPSC Mentorship Program 2027 for personalized guidance, strategy planning, and one-to-one support from experienced mentors.

→ Go through the UPSC Mains Previous Year Papers to enhance your preparation.

→ Download UPSC Mains Essay Paper 2025, UPSC Mains GS Paper-I 2025, UPSC Mains GS Paper-II 2025, UPSC Mains GS Paper-III 2025, UPSC Mains GS Paper-IV 2025, UPSC Mains English (Compulsory) Paper 2025, UPSC Mains Hindi (Qualifying) Paper 2025 here.

→ UPSC has released UPSC Toppers List 2025 with the Civil Services final result on its official website.

UPSC Calendar 2027 has been released.

→ Also check Best UPSC Coaching in India

UPSC GS Course 2027
UPSC GS Course 2027
₹1,80,000
Enroll Now
GS Foundation Course 2 Yrs
GS Foundation Course 2 Yrs
₹2,45,000
Enroll Now
UPSC Mentorship Program
UPSC Mentorship Program
₹69000
Enroll Now
UPSC Sureshot Mains Test Series
UPSC Sureshot Mains Test Series
₹27000
Enroll Now
Prelims Powerup Test Series
Prelims Powerup Test Series
₹14000
Enroll Now
Enquire Now