Since 1996, states could receive waivers of certain reporting requirements, but not of the work requirements.
Despite the Obama administration's actions, current law prohibits waivers of work requirements.
Intensified citizenship efforts and waivers of certain citizenship requirements for disabled and elderly refugees are essential.
Mr. Weinstein said that so-called waivers of diplomatic immunity are quite complex.
They have not asked that India sign the treaty before obtaining waivers of its requirements.
Benefits include waivers of import duties on capital equipment and deductions of various peripheral tax liabilities including statutory employers' contributions.
"Simply put, if Congress had intended to allow waivers of TANF work requirements, it would have said so in the statute," they wrote.
Republicans also want to allow waivers of federal law so some states could divert money from the payment of benefits to the retraining of workers.
The law requires each state to create a computerized list of all registered voters, but forty states have been granted waivers of this obligation until 2006.
Then the Alabama attorney general condemned reports that a BP employee had offered quick $5,000 settlements for economic damages in exchange for waivers of future liability.
There will be no waivers of the application fee, which is intended to pay for the program so that no tax dollars will used, officials said.
