Guidelines of Regional Tariff Advisory Committee (TAC)

Efficiency Test as per TAC (Tariff Advisory Committee)
Efficiency Test as per TAC (Tariff Advisory Committee)

Tariff Advisory Committee (TAC)

Fire Protection Manual or Booklet on rules governing fire protection systems, was first published in 1906 by Calcutta Fire Insurance Association and the edition of 1993 is published by the Oriental Insurance Co. Ltd, Mumbai-20. The Committee means the regional Committee at the regional office of the Tariff Advisory Committee (TAC). The subjects of manual are as under:

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Part I: Internal Appliances, Fire engines/Trailer pumps, Automatic fire alarm systems and Hydrant system.

Part II: Water Spray System.

Rules for Automatic Sprinkler Installation are also available,

Table of Contents of Part I is as under:

Fire engines, pump, alarms and hydrants (TAC Rules):

  1. Requirements regarding submission of plans
  2. Procedure to be followed in the case of application for discounts
  3. Committee’s inspection staff
  4. Internal appliances

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4.1 Hand appliances

4.2 Small bore hose reels

  1. Mechanically driven fire engines and trailer pumps
  2. Rules regarding automatic fire alarm system using heat detectors
  3. Hydrant service

7.1 General

7.2 Classification of occupancies

7.3 Water supply

7.4 Pumps

7.4.1 General

7.4.2 Steam driven pumps
7.4.3 Electrically driven pumps

7.4.4 Petrol or motor sprit engine driven pumps

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7.4.5 Compressor ignition driven pumps

7.5 Mains

7.6 Hydrants/fixed monitors

7.7 Hose pipes and nozzles

7.8 Foam compounds

7.9 Fire fighting personnel

7.10 Maintenance

7.10.1 Pumps

7.10.02 Mains

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7.10.3 Hydrants

7.10.04 Hose pipe and nozzles

7.11 Measure to be taken where the installation is for any reason temporarily inoperative

  1. Hydrant protection for high rise building (non-industrial)

8.1 Application

8.2 Components

8.3 Fire brigade


  1. Hydrant protection of Cotton, Gin and Pres factories

9.1 Reservoir

9.2 Pumps

9.3 Mains

9.4 Hydrants

9.5 Hose pipes and nozzles

9.6 Fire fighting staff

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  1. Effective capacity of reservoir
  2. Capacity for hydrant service
  3. Size of pipe mains


I Application for fire extinguishing appliance(s) discount

II Guarantee regarding fire extinguishing appliances

III Details of fire extinguishing appliances

IV Certificate from insurer’s engineer

V Fire drills register

VI Water pressure table

Table of contents of Part II is under:

Water Spray Systems (TAC Rules):

Definitions and Terminology

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Section 1 – Procedural requirements regarding submission of plans and application for availing discounts

Section 2 – Common requirements to High velocity and Medium Velocity Water Spray Systems

2.1 Water Supplies

2.2 Pumps

2.2.2 Electrically driven Pumps

2.2.3 Compression Ignition Engine Driven Pumps

2.3 Detection System

2.4.1 Piping

2.4.2 Fitting

2.5 Deluge Valves

2.6 Drainage

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Section 3 – High-Velocity Water Spray System

3.1 Introduction

3.2 Transformer Protection

3.2.1 Electrical Clearance

3.2.2 Water Supplies
3.2.3 General Layout and Design Projectors Fire Barrier Walls System Design

3.2.4 Detection system for transformers Outdoor Transformers Indoor Transformers

3.3 Miscellaneous protection

Section 4 – Medium Velocity Water Spray Systems

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4.1 Introduction

4.2 Water Supplies

4.3 Pumping Capacity

4.4.4 Design density

4.4.5 Layout of the protection network Equipment protection

4.4.6 Structural protection

4.4,7 Piping and supports

4.4.8 Hydraulics

4.4.9 Detection system

4.5 Protection of Horizontal Cylindrical Storage Vessels

4.6 Protection of Vertical Cylindrical Storage Vessels.

4.7 Protection of spherical vessels

4.8 Cable Galleries and Tunnels

4.9 Conveyors

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Section 5 – Pre-commissioning Procedures

5.1 Pre-commissioning and acceptance test

5.2 Periodical testing and maintenance

5.3 Periodical testing and maintenance chart

5.4 Hydraulic calculation General

Section 6 – General information

6.1 High velocity water spray system

6.2 Medium velocity water spray system

6.2.4 Scope of Applications Limitations

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