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Rules 2021


Version 1.0

30 July 2020

TABLE OF CONTENTS

GR - General Regulations 5

GR.1 Formula SAE Competition Objective 5

GR.2 Formula SAE Rules and Organizer Authority 6

GR.3 Rules of Conduct 7

GR.4 Rules Format and Use 8

GR.5 Rules Questions 8

GR.6 Protests 9

GR.7 Vehicle Eligibility 10

AD - Administrative Regulations 11

AD.1 The Formula SAE Series 11

AD.2 Official Information Sources 11

AD.3 Individual Participation Requirements 11

AD.4 Individual Registration Requirements 12

AD.5 Team Advisors and Officers 12

AD.6 Competition Registration 14

AD.7 Competition Site 14

DR - Document Requirements 16

DR.1 Documentation 16

DR.2 Submission Details 16

DR.3 Submission Penalties 17

V - Vehicle Requirements 19

V.1 Configuration 19

V.2 Driver 20

V.3 Suspension and Steering 20

V.4 Wheels and Tires 21

F - Chassis and Structural 23

F.1 Definitions 23

F.2 Documentation 25

F.3 Tubing and Material 26

F.4 Composite and Other Materials 28

F.5 Chassis Requirements 30

F.6 Tube Frames 36

F.7 Monocoque 38

F.8 Front Chassis Protection 41

F.9 Fuel System (IC Only) 45

F.10 Accumulator Container (EV Only) 45

F.11 Tractive System (EV Only) 48

T - Technical Aspects 49

T.1 Cockpit 49

T.2 Driver Accommodation 53

T.3 Brake System 57

T.4 Electronic Throttle Components 59

T.5 Powertrain 61

T.6 Pressurized Systems 63

T.7 Bodywork and Aerodynamic Devices 64

T.8 Fasteners 66

T.9 Electrical Equipment 66

VE - Vehicle and Driver Equipment 68

VE.1 Vehicle Identification 68

VE.2 Vehicle Equipment 69

VE.3 Driver Equipment 70

IC - Internal Combustion Engine Vehicles 72

IC.1 General Requirements 72

IC.2 Air Intake System 72

IC.3 Throttle 73

IC.4 Electronic Throttle Control 74

IC.5 Fuel and Fuel System 77

IC.6 Fuel Injection 79

IC.7 Exhaust and Noise Control 81

IC.8 Electrical 81

EV - Electric Vehicles 83

EV.1 Definitions 83

EV.2 Documentation 83

EV.3 Work Practices 83

EV.4 Electrical Limitations 84

EV.5 Components 85

EV.6 Energy Storage 87

EV.7 Electrical System 91

EV.8 Shutdown System 95

EV.9 Tractive System Operation 100

EV.10 Charging 101

IN - Technical Inspection 103

IN.1 Inspection Requirements 103

IN.2 Inspection Process 104

IN.3 Initial Inspection 104

IN.4 Electrical Technical Inspection (EV Only) 104

IN.5 Driver Cockpit Checks 105

IN.6 Driver Template Inspections 106

IN.7 Cockpit Template Inspections 106

IN.8 Mechanical Technical Inspection 106

IN.9 Tilt Test 107

IN.10 Noise and Switch Test (IC Only) 108

IN.11 Rain Test (EV Only) 109

IN.12 Brake Test 110

IN.13 Inspection Approval 110

IN.14 Modifications and Repairs 111

IN.15 Reinspection 111

S - Static Events 113

S.1 General Static 113

S.2 Presentation Event 113

S.3 Cost and Manufacturing Event 114

S.4 Design Event 118

D - Dynamic Events 121

D.1 General Dynamic 121

D.2 Pit and Paddock 121

D.3 Driving 122

D.4 Flags 123

D.5 Weather Conditions 123

D.6 Tires and Tire Changes 124

D.7 Driver Limitations 125

D.8 Definitions 125

D.9 Acceleration Event 125

D.10 Skidpad Event 126

D.11 Autocross Event 128

D.12 Endurance Event 129

D.13 Efficiency Event 134

D.14 Post Endurance 136

Verify this is the current version of this document at the FSAE Online website www.fsaeonline.com


REVISION SUMMARY

Provided as a courtesy. Not a complete list. See GR.2.6 and GR.4.5


1.0 Existing vehicles built to the Formula SAE 2020 rules should be able to meet the Formula SAE 2021 rules, but minor changes may be needed. See GR.2.4.2

Rewrite Section EV, Rewrite T.7, Revised all Figures

Selected changes: GR.1.1, DR.3.3, F.1, F.5.9.1, F.8.4, F.8.6.2, T.1.1, T.1.2, T.1.4, T.1.9, T.6.1, VE.3.3, IC.4.8.3, S.3.4, S.3.5