Futures for Canada's main stock index fell on Monday, as crude prices declined $1 on concerns over fuel demand from the spread of coronavirus variants and changes to import rules in China.

Brent crude futures and U.S. West Texas Intermediate (WTI) crude CLc1 futures both fell over 0.5%

September futures on the S&P/TSX index were down 0.42% at 7:00 a.m. ET.

The Toronto Stock Exchange's S&P/TSX composite index ended 0.45% higher at 20,188.43 on Friday.

Dow Jones Industrial Average e-mini futures were down 0.37% at 7:00 a.m. ET, while S&P 500 e-mini futures were down 0.27% and Nasdaq 100 e-mini futures were down 0.17%.

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Kanabo Group Plc said on Monday it would buy Canada-based cannabis producer and distributor Materia for an undisclosed sum.  Canadian union Unifor said on Sunday about 900 workers had started strike action at global miner Rio Tinto's operations in the western Canadian province of British Columbia. 

($1= C$1.26)

(Reporting by Amal S in Bengaluru; Editing by Shailesh Kuber) ((Amal.S@thomsonreuters.com; within U.S.+1 646 223 8780; outside U.S. +91 80 6749 3677;))