A member of the Progressive Conservative Association of Nova Scotia, he represents the electoral district of Dartmouth East.

[2] While in opposition, Halman was the PC critic for Education and Early Childhood Development.

[3] Born in Montreal, Quebec, Halman spent most of his youth in Dartmouth, Nova Scotia.

Prior to his election to the House of Assembly, Halman was a teacher for Prince Andrew High School.

With the support of his late wife, Ginette Thibault-Halman, he decided to leave the classroom to run as a candidate for the 2017 Nova Scotia general election.