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The InvIT and Highway Encyclopedia

Infrastructure Investment Trusts, national highways, tolls, concessions, project finance, tax and the finance work behind them. Written for students, accountants, CAs, CMAs, investors and industry veterans.

Updated 25 October 2026 · Education only, not investment advice

Everything in one place

Four volumes, from class 10 to boardroom

Every chapter starts with a section "in simple words", then gives the professional view with sources, tables and checklists.

01

InvIT fundamentals

Structure, SEBI rules, tax, valuation and accounting of Infrastructure Investment Trusts.

Chapter 1.1

What Is an InvIT? Infrastructure Investment Trusts Explained, From Class 10 to Boardroom

A plain-English guide to Infrastructure Investment Trusts (InvITs) in India: how they work, who the sponsor, trustee and investment manager are, and why investors buy…

5 min read
Chapter 1.2

Why an InvIT and Not a Company? Structure, Tax and Distribution Compared

Why infrastructure owners in India use InvITs instead of a normal company: pass-through tax, mandatory cash distribution, leverage limits, governance and who it…

5 min read
Chapter 1.3

SEBI InvIT Rules Explained: Distribution, Leverage, Sponsor Holding and Valuation

The key SEBI InvIT Regulations 2014 rules in plain English: 90% NDCF distribution, 25/49/70% borrowing limits, sponsor unitholding, investment conditions, valuation and…

6 min read
Chapter 1.4

How InvITs Are Taxed in India: Interest, Dividend, Repayment of Debt and Capital Gains

InvIT pass-through taxation in plain English: how interest, dividend and repayment of debt distributions are taxed, TDS rates, capital gains on units, and section…

5 min read
Chapter 1.5

Valuing a Toll Road InvIT: DCF, NDCF, NAV and Why Yield Is Not Return

How toll road InvITs are valued: finite-life DCF, discount rates, NAV, the SEBI NDCF framework, and why a 12% distribution yield can mean a much lower IRR. With worked…

6 min read
Chapter 1.6

Ind AS Accounting for Toll Roads and InvITs: Service Concessions, Major Maintenance and Unit Capital

How toll and HAM road SPVs and InvITs account under Ind AS: service concession arrangements (intangible vs financial asset), Ind AS 37 major maintenance, amortisation,…

6 min read
Chapter 1.7

InvIT and Toll Road FAQ: 50 Questions Investors, Students and Professionals Ask

Answers to 50 common and deep questions about InvITs and Indian toll roads: structure, SEBI rules, tax, NDCF, valuation, BOT/TOT/HAM, accounting, risks and…

8 min read
02

Highways, concessions and tolling

How India builds, contracts, tolls and monetises its national highways.

New Chapter 2.1

How India's Highways Changed Since 1947: From 19,811 km to 1.46 Lakh km

An illustrated timeline of India's national highways from independence to today: the 1956 and 1988 Acts, NHDP and the Golden Quadrilateral, BOT, HAM, InvITs, TOT, the…

10 min read
New Chapter 2.2

India's Highway Sector: Institutions, Network, Programmes and Money

Who builds, owns, finances and regulates India's national highways: MoRTH, NHAI, NHIDCL, IHMCL, the 1.46 lakh km network, Bharatmala, high-speed corridors, asset…

12 min read
Chapter 2.3

BOT, TOT, HAM and EPC: Indian Highway Models Explained Simply (and in Depth)

How Indian national highways are built and financed: EPC, BOT (Toll), BOT (Annuity), Hybrid Annuity Model (HAM) and Toll-Operate-Transfer (TOT), who takes which risk,…

5 min read
New Chapter 2.4

Reading a Highway Concession Agreement: The 15 Clauses That Decide Value

A clause-by-clause guide to India's model concession agreements for BOT, HAM and TOT highways: appointed date, COD, fee, O&M, change of scope, change in law, force…

13 min read
New Chapter 2.5

Toll Fee Rules, FASTag, the Annual Pass, GNSS and Barrier-Free Tolling

How national highway tolls are set and collected in India: the 2008 Fee Rules, annual revision, FASTag and NETC, the double fee and UPI rule, the annual pass and how…

11 min read
Chapter 2.6

How Toll Roads Make Money: Toll Rates, Traffic, Concessions and Major Maintenance

How toll revenue on Indian national highways is calculated: vehicle classes, annual WPI-linked toll revision, FASTag and GNSS tolling, traffic drivers, concession…

6 min read
New Chapter 2.7

Highway Disputes, Claims and Arbitration: SAROD, Conciliation and the 2026 Reset

How contract disputes on Indian national highways are resolved: claims, the Independent Engineer, conciliation committees, SAROD-Roads, the January 2026 NHAI circular,…

10 min read

India's highway backbone

91,287 km20141,32,499 kmMar 20191,46,195 kmDec 20241,46,560 kmDec 2025
National highway network (km)Source: MoRTH figures as reported by Orissa Post (2014, 2024) and NBM&CW (2019, 2025).
Construction support from the authority: 40Completion cost funded by the concessionaire, repaid as annuities: 6040 : 60HAM funding split
  • Authority, during construction (40%)
  • Concessionaire, repaid by annuities (60%)
How a HAM project is funded40% of the indexed bid project cost is paid during construction (now in 10 instalments of 4%); 60% is repaid as half-yearly annuities over 15 years with interest.

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