When the Legendary Worlds get their update tomorrow, we will be implementing a server-specific cap on Legendary Item imbuement for Anor and Ithil. This will cap imbued DPS tiers to level 33, and all secondary tiers to level 44. This cap will increase along with the level cap of Anor and Ithil.

Refresher from the Update 28.2 release notes:

The Legendary Worlds of Anor and Ithil will have their level cap increase to 100 on December 16th, opening access to the regions of Western Gondor, Central Gondor, Eastern Gondor, and Old Anórien. This content includes The Paths of the Dead, Gondor Aflame, Ashes of Osgiliath, and The Siege of Minas Tirith. Arrives to the Legendary Worlds of Anor and Ithil on December 16th starting at 10:00 AM Eastern.