The New 19-Year-Old AHL Rule Gives the Leafs One Marlies Slot — Here's Who Should Get It

A quiet CBA change with real consequences for the pipeline

The new 19-year-old AHL rule arrives with the rest of the collective bargaining agreement on Sept. 16, 2026, and it hands the Toronto Maple Leafs a development tool the franchise has never had. Beginning in 2026-27, each NHL club may loan one 19-year-old Canadian Hockey League player to its American Hockey League affiliate per season without first having to offer that player back to his junior team. Eighteen-year-olds remain ineligible, and the limit is strictly one per organization per year.

For decades the rule was absolute: a CHL player who was not good enough to stay in the NHL went back to junior, full stop, no matter how obviously he had outgrown the level. The new agreement commits the NHL to reopening its agreement with the CHL to eliminate the mandatory return rule for a single 19-year-old per club. Players selected in the 2025 NHL Draft are the first group who can benefit.

That is exactly the Leafs' 2025 draft class. Four of Toronto's six picks that June play in the OHL, and all four will be 19 during the coming season. Chayka's staff has one slot to spend, and the decision is more interesting than it looks.

Why the 19-year-old AHL rule exists at all

The mandatory return rule was a byproduct of the NHL-CHL transfer agreement, designed to protect junior teams from losing their best players to professional hockey. It also produced an absurdity every fall: a 19-year-old who was plainly too advanced for junior, and plainly a year away from the NHL, spent the season dominating teenagers instead of learning to play against grown men.

The compromise in the new CBA is narrow on purpose. One player per organization per season means the CHL loses a handful of its top players league-wide, not a wave. Junior clubs keep the overwhelming majority of their talent. NHL teams get an escape valve for the one prospect whose development is genuinely being held back.

There is a practical prerequisite worth stating: a player has to be signed to an NHL entry-level contract to be loaned to the AHL. The slot is not a free pass for an unsigned draft pick. Whoever Toronto uses it on has to be a player the organization is ready to commit a contract to.

Toronto's 2025 draft class is the eligible pool

The Maple Leafs made six selections in 2025: forwards William Belle, Matthew Hlacar, Tyler Hopkins, Tinus Luc Koblar and Harry Nansi, plus defenceman Rylan Fellinger. Two of those names are immediately out of the conversation. Belle, taken 137th overall, is a United States National Team Development Program product who went to Notre Dame, and NCAA players are governed by an entirely different set of rules. Koblar, the Norwegian forward who signed his entry-level deal earlier this year, has been developing in Sweden rather than the CHL.

That leaves four OHL players. Hopkins, the third-round pick at 86th overall, is the headliner. Nansi, taken 153rd, had the biggest statistical jump of the group. Fellinger, a 6-foot-4 right-shot defenceman selected 185th, plays for Flint. Hlacar, a 6-foot-3 left wing taken with Toronto's final pick at 217th, plays for Kitchener.

Realistically, the decision comes down to two players. Sixth- and seventh-round picks in their draft-plus-one seasons almost never need a professional runway; they need ice time and touches, and the OHL provides both in abundance. The slot is for a prospect whose ceiling is being capped by his environment.

The case for Tyler Hopkins

Hopkins had the season that gets a player into this conversation. The 2007-born centre from Campbellville, Ontario put up 25 goals and 50 points in 56 games across two OHL clubs in 2025-26, producing 12 goals and 25 points in 29 games with Kingston before being traded to Guelph in late December and finishing the year with the Storm. Hockey Canada then invited him to the World Junior Summer Showcase in Windsor, which we covered in our look at Hopkins pushing for a Canadian world junior roster spot.

He is a centre, he defends, and he is the pick from that class most likely to play NHL games. Those are the three qualities that argue for accelerating him.

The argument against is specific and strong: Guelph hosts the 2027 Memorial Cup. A team that just acquired Hopkins to be a driver on a host club is going to have something to say about losing him, and Hopkins himself may prefer a season as a top-line centre on a contender with a guaranteed national tournament at the end of it over fourth-line minutes with the Marlies. Development is not only about the level of competition; it is about the role inside it.

The case for Harry Nansi

Nansi is the more intriguing swing. He was a bottom-six OHL forward in his draft year, putting up seven goals and 23 points in 67 games with Owen Sound, which is why he lasted until the fifth round. In 2025-26 he became a different player entirely, piling up 43 assists and sitting near the top of the OHL in power-play points while the Attack finished third in the Midwest Division.

Scouts flagged his playmaking as legitimately high-end at draft time and his skating as the reason to be careful. That combination is the classic argument for a professional environment: the passing translates, and the skating gets fixed faster against pros with development staff working on it daily than it does against 17-year-olds who cannot punish the deficiency.

The counter is that Nansi has had exactly one strong season and would be jumping to a Calder Cup-winning organization with a crowded forward group. The Marlies have already added seven AHL contracts this summer, as we detailed in our look at the Marlies stocking depth for a title defence. A 19-year-old winger who cannot skate with the pace of that league plays ten minutes a night in the AHL and eighteen in the OHL.

What the Marlies environment actually offers

This is where Toronto's situation differs from most clubs. The Marlies won the 2026 Calder Cup and hired Steve Sullivan as head coach on July 9, replacing John Gruden after Gruden was promoted to Jim Hiller's NHL staff. Sullivan played more than 1,000 NHL games as an undersized skill forward and has spent years in development roles since. That is a specific and relevant kind of teacher for a prospect whose problem is translating skill to pace.

The organization also has a recent, visible proof of concept in Easton Cowan, who finished the 2026 playoffs with 18 points in 22 games on a Calder Cup winner before entering this fall as a full-time NHL player. The pathway works. The question is only who is ready for it.

Our rundown of the prospect group's fall runway covers where the rest of the pipeline sits heading into camp, and the draft page has the full 2026 class.

The verdict

Use it on Nansi, and only if he signs. Hopkins is the better prospect today and the more likely NHL player, but his 2026-27 is already well-designed: first-line centre minutes, a Memorial Cup host club, a world junior push and a Hockey Canada evaluation cycle that will demand the best version of him. Nothing about that path is holding him back.

Nansi is the one whose development case actually depends on the environment. He needs to learn to play at pace, and there is no way to learn that in a league where his hands are enough. If Toronto is going to spend a slot that only comes once a year, spend it on the player the slot was invented for.

What's next

Nothing is decided until training camp. The rule requires the NHL to have reopened its agreement with the CHL, entry-level contracts have to be in place, and Toronto's staff will evaluate all four OHL prospects at rookie camp in September before making a call. Chayka has spent this summer signalling a preference for younger, faster and more developed-from-within, and this is the first small test of whether that language means anything operationally.

Watch for an entry-level signing in August or early September. That is the tell. A club does not sign a fifth-round pick a year early unless it has plans for him.