Sources

• Distances, the line of the road and fuel pumps: © OpenStreetMap contributors, Open Database Licence. Routes worked out with the Open Source Routing Machine.
• Heights: NASA Shuttle Radar Topography Mission, public domain, served by Open Topo Data.
• National Highway 5 (India)

  en.wikipedia.org · Encyclopedia

• Himachal trip itinerary planner

  himtrails.in · Tour company's page · dated April 2026

• Chitkul

  en.wikipedia.org · Encyclopedia

• Inner Line Permits for Kinnaur, Lahaul and Spiti Valley

  discoverwithdheeraj.com · Published guide · dated 22 August 2026

• Tourist Guidelines, District Kinnaur

  hpkinnaur.nic.in · Official page · dated 5 September 2026

• Foreigner Section, District Lahaul and Spiti

  hplahaulspiti.nic.in · Official page · dated 29 August 2026

• Himachal toll tax rates revised: Here's what you need to know

  tribuneindia.com · News report · dated 2 April 2026

• Himachal Pradesh revises toll tax rates. Here's how much vehicle entry fee you'll have to pay from April 1

  businesstoday.in · News report · dated 20 February 2026

• Himachal Govt signals rethink on entry tax

  tribuneindia.com · News report · dated 26 March 2026

• 3rd landslide on NH-5 at Kinnaur in a month; debris cleared, traffic restored

  tribuneindia.com · News report · dated 7 October 2023

• Himachal Pradesh Public Works Department

  hppwd.in · Official page

• Kinnaur cut off after landslip at Negulsari

  tribuneindia.com · News report · dated 2 October 2024

• IndianOil locator: Monal Kissan Sewa Kendra, Batseri

  locator.iocl.com · Official page

• HP locator: Donbusche HP Centre, Tapri

  petrolpump.hpretail.in · Official page

A gap is not a fact. It means we looked and found no source.

• Himachal entry toll: the two-wheeler exemption rests on a newspaper report of the Chief Minister's statement (26 March 2026). The official Toll Policy 2026-27 document on hptax.gov.in failed to open (certificate error), so it is not confirmed for motorcycles registered in other states.
• No official source found for the road numbers of the Karcham to Sangla to Chitkul road or the Reckong Peo to Kalpa road.
• No dated source found for winter closures of the Sangla to Chitkul road.
• No source found for hazards on the Karcham to Sangla road itself.
• That lower Kinnaur needs no permit for foreign citizens is stated by a rider blog only.
• Videos: titles and channels were read from the video pages; filming dates and motorcycles are not confirmed.