# Introduction (USHA Four-Wall Rules, 20 June 1990, historical)

> **Historical rulebook: not the current rules.** The current rules are here: https://handball.theperfectship.com/rules/four-wall/

USHA rules text used with permission of the U.S. Handball Association (ushandball.org); credit: U.S. Handball Association. Source: https://www.ushandball.org/

by Pete Tyson, USHA Rules and Referees Chairman

As is the case with any written rule book for any sport, certain rules need clarification or interpretation for specific instances or further explanation. The following interpretations are preceded by the sections of the rules to which they pertain.

We hope these interpretations will help clear up any questions you've had about the rules and aid you in Playing by the Rules!

## Mentioned here

- [Referee](https://handball.theperfectship.com/match-referee.md)
- [USHA](https://handball.theperfectship.com/usha.md)

## Relationships

- Referee relates to USHA: mentioned together in 4 sub-rules.

Rulebook: [USHA Four-Wall Rules, 20 June 1990](https://handball.theperfectship.com/rulebooks/usha-fourwall-1990-06-20.md)

Source: The Official United States Handball Association Handball Rules With Interpretations and One-Wall and Three-Wall Addendum Revised 1991 (Wayback capture 19980519203944 of cohandball.com). USHA rules text, used with the USHA's written permission (letter not yet filed).