Question:
Does an Ovel daven for the omud on Rosh Chodesh?
Answer:
An ovel does not daven on Rosh Chodesh since it is a day that we don't say "lam'natzyach". There are different opinions regarding an avel davening maariv, but the minhag seems that they do not daven even for maariv
Sources:
Mishna Berura Mamer Kaddishim, Divrei Sofrim 56-52, 53,54
