The London Assembly is due to vote this afternoon over the Mayor's plans for affordable housing. Members are currently debating how much landlords can charge tenants across the capital.
The changes would mean that rent on new affordable housing is fixed at 80% of the market rate. Critics say that would make some new properties for people on low and modest incomes unaffordable.
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Rahman was ejected from his powerful job in April by an Election Commissioner after being accused of corrupt and illegal practices.
The service was due to start in September but there is no agreement on pay and conditions such as how many night shifts staff will work.
Would you know what to do if you needed help? Here's the official advice from the Foreign Office.