DUBAI- Qatar's 2018 budget plan, released on Tuesday, projects slightly higher spending and a marginally smaller deficit than this year's plan.

Spending is expected to total 203.2 billion riyals ($55.8 billion), up 2.4 percent from the budget plan for 2017, with the deficit declining 1.1 percent to 28.1 billion riyals. The budgets for both 2017 and 2018 assume an average oil price of $45 per barrel.

(Reporting by Andrew Torchia; Editing by Peter Graff) ((andrew.torchia@thomsonreuters.com; +9715 6681 7277; Reuters Messaging: andrew.torchia.thomsonreuters.com@reuters.net))