Formal foot-fault rules developed

The 1958 Men’s Championships saw the introduction of the formal Foot Fault Rules.

The server shall throughout his delivery (moment of impact of paddle and ball) of his service:

A. Not change his position by walking or running
(1) The server shall not by the following movements of his feet be deemed “to change his position by walking or running”
(a) Slight movements of the feet that do not materially affect the location originally taken by him
(b) An unrestricted movement of one foot so long as the other foot maintains continuously its original contact with the ground. The moving foot cannot touch the baseline or touch inside the court.

B. Maintain contact with the ground (platform)

C. Keep both feet in such a manner so as not to touch the baseline nor touch inside the court.

Source: Fessenden S. Blanchard, Platform Paddle Tennis, 1959