The Scottish parliament building was evacuated on 7 November after police were called to reports of a suspicious package was found.
Police dealt with an incident at Holyrood after a package believed to contain white powder was sent to the area of parliament where the MSP have their offices.
The powder is believed to have been sent to the offices of Conservative MSPs Liz Smith, Jamie Halcro-Johnston and Edward Mountain, reports the BBC.
A Police Scotland spokesperson confirmed they were called following the discovery of a suspicious package and the building was evacuated as a precaution.
The evacuation lasted for around two hours before given the all clear.
A Scottish Parliament spokesperson said: "The emergency services have confirmed the incident is now resolved.
"Parliamentary business as well as all tours and events will go ahead as planned this afternoon. The MSP block is now open and Members and their staff can return to their offices.
"The Scottish Parliament building remains open to the public."