Article 1 - Title and Insignia
- The name of the fraternity shall be "Pi Tau Sigma"
- The colors of the fraternity shall be "murrey and azure"
- The flower of the fraternity shall be the white rose.
- The insignia of the fraternity shall be as represented on the following page. Either a replica in the form of a key or an adaptation in the form of the Carnot cycle portion as a pin of the insignia, as chosen by the initiate, but not both, may be worn.
- The crest shall be as shown below.