construction

1)XYZ Builders built own corporate house then what about the credit of works contact Services taken from sub contractor say ABC Construction & material purchase credit i.e. cement stel sand etc ??


2) XYZ Builder purchase corporate house from ABC builder then what about the credit of GST charged by ABC in the hands of XYZ as both are in same line of business.

3) XYZ hospital built own hospital by taking Service of various sub contractor the is it eligible for the credit of works contact Services Taken for building Hospital?

4) One Pvt engaged in works contract services as well as architecture interior designing services provides services regarding building corporate house to its LLP in which director of the companies are also designated partner
Pvt made all the purchase on its own
and took the various sub contractor services for building corporate house for its LLP now Pvt wants to issue a bill to Its LLP for reimbursement of its expenses incurred for building corporate house + its profit margin
then in the above case please explain the availablity of GST credit in the hands of Pvt Ltd & LLP