Athens has pushed two reform packages through parliament
A second vote will be held on Wednesday, on measures including justice and banking reforms, when a similar outcome is expected.
Prime Minister Alexis Tsipras battled to win lawmakers' approval on Wednesday for a bailout deal to keep Greece in the euro and avoid bankruptcy, as the IMF pressured Greece's creditors to provide massive debt relief for its crippled economy.
Greek Finance Minister Yanis Varoufakis announced his resignation on Monday, a day after Greeks delivered a resounding 'No' to the conditions of a rescue package.
Will Greece manage to pay euro 1.5 billion to IMF?
The legislation passed with 230 votes in the 300-seat chamber.
Europe's discordant leaders snatched a deal on Monday that might just avert Greece's euro exit, but global investors' faith in the durability of the single currency has been tested yet again.
The vote leaves Greece in uncharted waters: risking a banking collapse that could force it out of the euro.
IMF report says billions more cash and debt relief needed
Athens bowed to demands to phase out tax breaks for its islands.
The proposals appeared so far apart that success seemed higly unlikely
EU authorities made a last-minute offer to salvage a bailout deal that could keep Greece in the euro as the clock ticked down on Tuesday, with Germany warning that time had run out to extend vital credit lines to Athens.
The IMF dashed any hope that Athens could avert default.
Both the Greek and Iranian deals are extremely imperfect and fraught with uncertainty, says Claude Smadja.
'It will take a long time for the effects of demonetisation to wear away, and I am not even sure that a year lost, can at all be even recovered.'
The situation in Greece worsened with banks closed for a 2nd week.
Without some firmer pledge of debt relief, neither Greece nor the IMF is likely to accept a deal
11th-hour debt restructuring programme offered no concessions to creditors
Greek proposals hailed as "a positive step forward".
An International Monetary Fund study published on Tuesday showed that Greece needs far more debt relief than European governments have been willing to contemplate so far, as fractious parties in Athens prepared to vote on a sweeping austerity package demanded by their lenders.
'India cannot expect to be insulated from the crisis. Europe is India's biggest trading partner with two-way trade of E72.5 billion or Rs 530,000 crore last year,' says Paranjoy Guha Thakurta.
Syriza lawmakers walked the corridors telling reporters the government might not survive the night.
If the impact of the Greece crisis spreads across Europe and parts of the world which are more interconnected than ever before, India cannot hope to be insulated, says Paranjoy Guha Thakurta.