Aliya Summary: We now begin learning about the “Sin Offering,” the Chatat sacrifice, brought by an individual who is guilty of inadvertently transgressing a sin. This section discusses the unique Chatat sacrifices brought by a High Priest who sins, by the Sanhedrin (Jewish Supreme Court) who issue an erroneous ruling which causes the populace to sin, and a monarch who sins.
From OU.org: When a leader of the people shall sin… “Asher Nasi Yecheta”. The initials of this phase spell A;NI (I, me) What is likely to lead a leader astray? Focusing on themselves and losing sight of their responsibilities to the community they lead.