Bengaluru, Aug. 11 -- A week after expanding his Cabinet, Karnataka Chief Minister D K Shivakumar is facing an internal logjam over portfolio allocation, with senior ministers lobbying for key departments even as the government prepares for the Monsoon session of the legislature.

The delay in distributing portfolios has brought the competing demands within the ruling Congress into sharper focus, with several ministers seeking departments considered crucial for their political and administrative influence.

Shivakumar, who continues to hold more than a dozen portfolios, had indicated that the allocation would be completed by Monday evening. However, the exercise now appears to have been pushed back, while a proposed minor reshuffle is likel...