Rule Book Nerd T-Shirts

Dress your rule book nerd in a T-shirt that unapologetically celebrates their passion for rules. Fun, clever, and made to be noticed—perfect for casual days or rule-themed parties.

All Products Prints T-Shirts Mugs Pillows

A copy of the report was sent to The Referees' Association.

A copy of the report was sent to The Referees' Association. mockup

A copy of the report was sent to The Referees' Association.

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'Thou shalt not steal...except for bases.'

'Thou shalt not steal...except for bases.' mockup

'Thou shalt not steal...except for bases.'

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"Does anyone know where we keep the unwritten rules?"

"Does anyone know where we keep the unwritten rules?" mockup

"Does anyone know where we keep the unwritten rules?"

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And if the ball is completely unplayable...

And if the ball is completely unplayable... mockup

And if the ball is completely unplayable...

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Dr Ed Henderson demonstrates that it IS possible for someone to become too familiar with the safety rules.

Dr Ed Henderson demonstrates that it IS possible for someone to become too familiar with the safety rules. mockup

Dr Ed Henderson demonstrates that it IS possible for someone to become too familiar with the safety rules.

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'Just think of one of these as enabling legislation for the golden rule.'

'Just think of one of these as enabling legislation for the golden rule.' mockup

'Just think of one of these as enabling legislation for the golden rule.'

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He waited for the next wave of regulations to arrive.

He waited for the next wave of regulations to arrive. mockup

He waited for the next wave of regulations to arrive.

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'Now hold on, Mike. You're talking about embezzlement! And unless I'm very mistaken, that's strictly prohibited in the company's employee handbook!'

'Now hold on, Mike. You're talking about embezzlement! And unless I'm very mistaken, that's strictly prohibited in the company's employee handbook!' mockup

'Now hold on, Mike. You're talking about embezzlement! And unless I'm very mistaken, that's strictly prohibited in the company's employee handbook!'

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'That's not what is meant by a free kick.'

'That's not what is meant by a free kick.' mockup

'That's not what is meant by a free kick.'

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"Upon further review, the receiver did not establish a meaningful and personal relationship with the football, therefore it is ruled an incomplete pass."

"Upon further review, the receiver did not establish a meaningful and personal relationship with the football, therefore it is ruled an incomplete pass."

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'Out. How come?' - 'Off side.'

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At last he had found the Regulatory Guidelines.

At last he had found the Regulatory Guidelines. mockup

At last he had found the Regulatory Guidelines.

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'There's nothing in the rules about gloves.'

'There's nothing in the rules about gloves.' mockup

'There's nothing in the rules about gloves.'

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"He was right, you know - a queen can move as many spaces as she likes."

"He was right, you know - a queen can move as many spaces as she likes." mockup

"He was right, you know - a queen can move as many spaces as she likes."

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'There really is no need for confusion. Rule 10, section 5, article a, subsection 3, exception 4 quite clearly states ... '

'There really is no need for confusion. Rule 10, section 5, article a, subsection 3, exception 4 quite clearly states ... ' mockup

'There really is no need for confusion. Rule 10, section 5, article a, subsection 3, exception 4 quite clearly states ... '

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Legal? Big-shoed clown prepares to kick field goal.

Legal? Big-shoed clown prepares to kick field goal. mockup

Legal? Big-shoed clown prepares to kick field goal.

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No hitting below the belt!

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"Offside? By a fingertip? It's football not handball!"

"Offside? By a fingertip? It's football not handball!" mockup

"Offside? By a fingertip? It's football not handball!"

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'You'll like it here...it's one of the rules.'

'You'll like it here...it's one of the rules.' mockup

'You'll like it here...it's one of the rules.'

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'We could have a problem here lads.' mockup

'We could have a problem here lads.'

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"We have all kinds of Regulatory Guidelines floating around."

"We have all kinds of Regulatory Guidelines floating around." mockup

"We have all kinds of Regulatory Guidelines floating around."

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'-and remember,under any circumstances, NO extra time!'

'-and remember,under any circumstances, NO extra time!' mockup

'-and remember,under any circumstances, NO extra time!'

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"It may not be a balk, but it's something."

"It may not be a balk, but it's something." mockup

"It may not be a balk, but it's something."

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'Upon further review, the ruling on the field is upheld. The catch was totally constitutional. Touchdown!'

'Upon further review, the ruling on the field is upheld. The catch was totally constitutional. Touchdown!' mockup

'Upon further review, the ruling on the field is upheld. The catch was totally constitutional. Touchdown!'

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James Naismith

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'Oh for Pete's sake. This ain't nuclear science, gentlemen. I'll read it one more time, but pay attention... 'the infield fly rule is in effect if there is less than two outs and runners on first and second'...'

'Oh for Pete's sake. This ain't nuclear science, gentlemen. I'll read it one more time, but pay attention... 'the infield fly rule is in effect if there is less than two outs and runners on first and second'...'

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'By the time I finish explaining the rules, I've lost 'em.'

'By the time I finish explaining the rules, I've lost 'em.' mockup

'By the time I finish explaining the rules, I've lost 'em.'

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'Stan, wait!... Wrong game!'

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"No Bald Games"

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Attorneys at law.

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'What do you mean there's no specific rule that forbids a center fielder from doing that?'

'What do you mean there's no specific rule that forbids a center fielder from doing that?' mockup

'What do you mean there's no specific rule that forbids a center fielder from doing that?'

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Guest Houses.

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"Holding superstar quarterback accountable—token penalty after the kickoff."

"Holding superstar quarterback accountable—token penalty after the kickoff." mockup

"Holding superstar quarterback accountable—token penalty after the kickoff."

from $19.00

Rule Book Nerd T-Shirts Collection

Rule Book Nerd Mugs

Explore our range of mugs designed for rule book nerds. They make a humorous and functional gift for anyone who loves a good rule, served with their morning coffee.

Rule Book Nerd Pillows

Check out our pillows that celebrate a love for rules. They add character and a touch of wit to any bedroom, lounge, or office space.

Rule Book Nerd Prints

Gift a print that captures their passion for rules and structured fun. A classic addition to any rule lover's decor.