It is superior to most of the other Imperial Armors in terms of protection (though it is surpassed by Dragonscale and some Chain parts, as well as the Lord's Mail, of course), and the cuirass may be used as a Legion uniform.

Imperial Templar Armor: This rare armor is found worn by several members of the Legion, but the easiest way to acquire it is to perform quests for General Darius in Gnisis.

It can be used as a Legion uniform, and is second only to the Lord's Mail in terms of protection for Legion uniforms.

Duke's Guard Silver Armor: This heavy cuirass is worn only by the Duke's personal guards, though one can also be purchased.

Imperial Silver Armor: This heavy armor is superior to Imperial Steel in terms of protection, but it does not count as a Legion uniform.

The cuirass may be used as a Legion uniform.

Imperial Steel Armor: This heavy armor is the most commonly worn by Imperial Legion officers, and the only type for which a complete set exists.

The various styles of Imperial armor are: Of the two, the Imperial Broadsword is identical to the Steel Broadsword in appearance, though slightly inferior in terms of damage. Only two weapons exist in the 'Imperial' style, though the Imperial Legion does not by any means restrict themselves to just these weapons. While other Cuirasses may be labeled as 'Imperial', they will not be accepted as Uniforms in the game.

The Cuirass is the only part of the armor needed for this, and only 5 Cuirasses qualify:

If you are a member of the Legion, you will need to be wearing a Uniform in order to speak to any fellow members of the Legion of higher rank than yours.

The most basic version of Imperial Armor is chain is worn over leather padding, with steel greaves, pauldron, cuirass, and helm. This type of armor is used mostly by the Imperial Legion. Imperial armor is composed of a variety of armor styles which are decorative versions of the common Legion veteran's heavy infantry armor.

Imperial steel armor morrowind