Entering the Mosque in Shoes During Construction
Question
During the construction of mosques, those who do the work and those who have it done go inside too wearing shoes, and when the mosque and the roof are being laid they also go up onto the roof of the mosque in shoes. When going inside the mosque they sometimes walk in shoes on those bricks, stones and timbers which, on completion of the construction, are taken out of the mosque and thrown away, and sometimes, when going inside in shoes, the shoes touch the roof of the mosque directly — most often this is how it is.
Answer
If the shoe is clean — no impurity (najasa) is on it — construction is going on in the mosque, building materials are lying about, mortar and the like, and because of cold or heat there is a need to wear shoes when going for the construction work, or it is on the roof…
Source: Fatawa Mahmudiyya
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