Possible Clues:

• Place for an old school tie?
• Does truant's housemaster feel this later on, nastily seizing pass?
• It's hard at college and in Paris working with cop
• Set tone with appropriate neckwear for college students
• Feature of some jackets
• School uniform part dating to the 1800s
• Something worn at a college later on, possibly once pass received
• Starchy type with a stud in Berkshire