Stipulating a penalty for late payment in purchase by instalment

Benefitting from a house that was built with an interest-based loan

He took out a riba-based loan to buy a house and now the bank is asking for interest

His father built a house with a riba-based loan. Should he get married in it?

Should he work in agriculture with a riba-based loan?

Using riba-based wealth to repair roads

Is it permissible to take a loan from the government’s social fund?

Should he take a riba-based loan in order to get married?

Depositing money in riba-based banks out of necessity, in order to protect the money

Can he get rid of interest by giving it to his brother who is in debt?