Are Pitch Calling Systems Legal in High School Baseball?

Pitch Calling System Rules by State

The NFHS (National Federation of State High School Associations) permits one-way electronic pitch calling in high school baseball and softball. But NFHS sets the framework. Each state athletic association decides whether to adopt it, and some add their own restrictions. This page covers the general rules that apply in most states, the common variations, and how to confirm the rules for your specific state.

The NFHS Baseline Rule

The national framework permits one-way electronic communication from a coach to a player for the purpose of calling pitches. The key requirements:

• Communication must be one-way only. Coach sends. Player receives. No two-way conversation during live play.
• The system is used for pitch calling (and in some cases, defensive signals). Not for general coaching communication during play.
• The coach operating the system must be in the dugout or a designated coaching area.

Most states have adopted this framework with little to no modification.

Common State-Level Variations

While most states follow the NFHS baseline, some have added restrictions or conditions. The most common variations include:

Device Restrictions

Some states specify which types of devices are allowed or prohibited. For example, some may allow earbuds but not over-ear headphones, or permit smartwatch displays but not phone screens visible to the player.

Coach Positioning

Some states require the coach operating the pitch calling system to be physically located in the dugout. Others allow the coach to be in the press box or bullpen area. Check your state’s specific rules on where the system operator must be during the game.

Pre-Game Notification

Some states or conferences require the coaching staff to notify the umpire crew before the game that they will be using electronic pitch calling. This is not always mandatory, but it is good practice regardless of your state’s rules.

States Still in the Approval Process

A small number of states have not yet formally adopted NFHS electronic pitch calling rules. If your state has not officially approved it, using a system in a game could result in a rules violation. Always verify before your first game of the season.

Rules Beyond High School

• NCAA Division 1. Requires closed-loop systems (proprietary radio). App-based systems using cellular or WiFi do not meet the D1 closed-loop requirement.
• NCAA D2, D3, NAIA, NJCAA, JUCO. Permit one-way electronic pitch calling. App-based systems are generally compliant at these levels.
• Travel ball and youth leagues. Rules vary by organization and tournament. Many allow it. Some prohibit all electronics. Confirm with the specific league or tournament director before game day.
• Softball. NFHS rules for electronic pitch calling apply equally to softball. Most state adoptions cover both sports.

How to Confirm the Rules for Your State

• Visit your state athletic association’s website and search for their electronic communication or pitch calling policy
• Contact your state association directly by phone or email if the rules are not published online
• Ask your conference or league coordinator for any conference-specific restrictions
• Check at the beginning of each season. Rules can change year to year as more states adopt or modify the NFHS framework

Is The Headset App Compliant?

The Headset App operates in one-way mode for pitch calling. The coach sends the call. The catcher receives it through an earbud or smartwatch. No two-way communication occurs during live play. This meets the NFHS one-way requirement and is compliant in all states that have adopted electronic pitch calling rules. The Headset App also works for D2, D3, NAIA, NJCAA, JUCO, and most travel ball organizations. It does not meet NCAA D1 closed-loop requirements because it uses cellular and WiFi connectivity. If you are unsure whether your state has adopted electronic pitch calling, contact your state athletic association before your first game. The Headset App offers a free trial so you can test the system during practice while you confirm compliance.