Paramilitary personnel have been provided following a request by the Maharashtra government which has beefed up security after Shiv Sainiks damaged some media vehicles and equipment yesterday, official sources said.
The forces, which were in Maharashtra and supposed to proceed to Gujarat for deployment in next month's Assembly election, have been asked to stay back to help the Maharashtra government.
The Home Ministry is closely monitoring the law and order situation. Union Home Secretary R K Singh called up Maharashtra Chief Secretary Jayant Kumar Banthia and assured him of all Central assistance.
Large contingents of Mumbai police and Rapid Action Force have been stationed in Mumbai. The area where Mr Thackeray's residence is located, has been heavily barricaded.
Chief Minister Prithviraj Chavan has been continuously monitoring law and order situation in the state in view of Mr Thackeray's condition.