You will be sent a letter confirming when the SMI loans will start. The SMI loans will normally go straight to the mortgage lender. The SMI loans are paid monthly, in arrears.
LMIR Regs, regs 7 & 17

Qualifying period – There is normally a ‘qualifying period’ before SMI loans can be paid. You are not eligible for SMI loans until you have been entitled to universal credit for three consecutive monthly assessment periods.

If you (or your former partner) were entitled (or treated as entitled) to income-related employment and support allowance (allowing a claim for SMI loans) at any time in the month before claiming universal credit, you will not have to serve the qualifying period again to be eligible for SMI loans via your universal credit award.

If you are claiming universal credit jointly with your partner and either of you were claiming pension credit (allowing a claim for SMI loans) in the month before claiming universal credit, you will not have to serve th