Answer
It is permissible for the wife to touch her deceased husband, give him Ghusl, look at him, etc. while he may only look at her. He may not touch her or give her Ghusl, etc. (Ahsanul Fatawa Vol.4 Pg.225, Imdaadul Fatawa Vol.1 Pg.489, Fatawa Mahmoodiyya Vol.2 Pg.415)
and Allah Ta’ala Knows Best
Ml. Husain Kadodia
STUDENT: Darul Ifta
CHECKED & APPROVED: Mufti Ebrahim Desai