Tayag married Mary Ann Quioc, a former flight attendant and trainer of Cathay Pacific and have a son Victor Nicolo.
[1] Tayag graduated with a bachelor's degree in economics at the University of the Philippines Diliman, but also undertook several courses in architecture at the same time.
His encountering with Aguilar Cruz and others, spawned his oeuvre of painting in plein air leading to his first one-man exhibition at ABC Galleries in Manila in 1978 on his acrylic and watercolor landscapes.
[3] Subsequently, his paintings revolved on themes ranging from the local festivals in particular the Moriones and the Ati-atihan, Philippine folk religious imagery (better known as santos), landscapes of the Cordillera region and a travelogue of sceneries in Europe and Japan from 1979 to 1980.
[1] In 2011, along with co-curator Ofelia Gelvezon-Tequi, Tayag curated the retrospective of the early works of French-based Philippine painter Vitalis at the Total Gallery space of the Alliance Française de Manille in Makati from 1 to 31 March 2011.