List of 2012 Indian Premier League personnel changes
This is a list of all personnel changes for the 2012 Indian Premier League.
Retirement
| Date | Name | Team played | Age | Notes | Ref. |
| 2011 | Sanath Jayasuriya | Mumbai Indians | 41 | Did not return after being unsold in 2011 auction. | |
| 2011 | Makhaya Ntini | Chennai Super Kings | 33 | Did not return after being unsold in 2011 auction. | |
| 20 May 2011 | Shane Warne | Rajasthan Royals | 41 | ||
| 16 February 2012 | Andrew Symonds | Deccan Chargers Mumbai Indians | 36 |
Transfers
The first transfer window was between 15 December and 20 January 2012 and included the following transfers.| Player | From | To | Seasons |
| Andrew McDonald | Delhi Daredevils | Royal Challengers Bangalore | 2012 |
| Kevin Pietersen | Deccan Chargers | Delhi Daredevils | 2012–13 |
| Dinesh Karthik | Kings XI Punjab | Mumbai Indians | 2012–13 |
| Harmeet Singh | Deccan Chargers | Kings XI Punjab | 2012 |
| Rajagopal Sathish | Mumbai Indians | Kings XI Punjab | 2012–13 |
| Pragyan Ojha | Deccan Chargers | Mumbai Indians | 2012–13 |
| Ashok Dinda | Delhi Daredevils | Pune Warriors India | 2012–13 |
| Shreevats Goswami | Kolkata Knight Riders | Rajasthan Royals | 2012–13 |
| Ross Taylor | Rajasthan Royals | Delhi Daredevils | 2012–13 |
| Abhishek Jhunjhunwala | Pune Warriors India | Deccan Chargers | 2012 |
| Ali Murtaza | Mumbai Indians | Pune Warriors India | 2012 |
Withdrawn players
The following players withdrew from the tournament either due to injuries or because of other reasons.| Player | Team |
| Darren Bravo | Deccan Chargers |
| Ishant Sharma | Deccan Chargers |
| Sreesanth | Rajasthan Royals |
Replacement signings
Players were signed as replacement of contracted players who were not available to play due to injuries and national commitments. Under IPL rules, the replacements have to be chosen from the pool of players who went unsold in the auction, and cannot be paid more than the players they are replacing, though they can be paid less.| Player | Replaced | Team | Reason for replacement |
| Kings XI Punjab | Knee injury | ||
| Kings XI Punjab | Calf injury | ||
| Mumbai Indians | Toe injury | ||
| Royal Challengers Bangalore | Knee injury | ||
| Delhi Daredevils | Injury | ||
| Delhi Daredevils | Injury | ||
| Pune Warriors India | Injury | ||
| Pune Warriors India | Cancer treatment | ||
| Pune Warriors India | Ankle injury | ||
| Pune Warriors India | Injury | ||
| Pune Warriors India | — | ||
| Mumbai Indians | Retirement | ||
| Rajasthan Royals | Retirement |
Auction
The players auction for the 2012 Indian Premier League was held on 4 February 2012 in Bangalore. Each player in the auction pool had a base price under which franchise owners cannot bid. Players were allowed to set their base price between $20,000 to $400,000. The auction was telecast live on SET Max, the official broadcaster of IPL.IPL authority increased the number of players in each squad to 33 from the previous limit of 30 and also increased the salary cap by $2 million. Each team can have a maximum of 11 overseas players in their squad and they can spend up to $2 million at auction.
The players of Kochi Tuskers Kerala were included in the players auction. Kochi was terminated by the BCCI in September 2011.
Sold players
The list of players sold at 2012 IPL player auction. Pune Warriors India did not take part.| Player | Team | Base price | Winning bid |
| Kolkata Knight Riders | $400,000 | $900,000 | |
| Chennai Super Kings | $100,000 | $2,000,000 | |
| Royal Challengers Bangalore | $200,000 | $220,000 | |
| Delhi Daredevils | $300,000 | $1,400,000 | |
| Mumbai Indians | $50,000 | $50,000 | |
| Rajasthan Royals | $200,000 | $475,000 | |
| Deccan Chargers | $200,000 | $650,000 | |
| Rajasthan Royals | $50,000 | $50,000 | |
| Delhi Daredevils | $50,000 | $450,000 | |
| Mumbai Indians | $300,000 | $300,000 | |
| Mumbai Indians | $200,000 | $600,000 | |
| Royal Challengers Bangalore | $100,000 | $1,000,000 | |
| Sreesanth | Rajasthan Royals | $400,000 | $400,000 |
| Kings XI Punjab | $100,000 | $160,000 | |
| Rajasthan Royals | $100,000 | $180,000 | |
| Kolkata Knight Riders | $50,000 | $700,000 | |
| Mumbai Indians | $100,000 | $100,000 | |
| Deccan Chargers | $50,000 | $70,000 | |
| Rajasthan Royals | $50,000 | $50,000 | |
| Kings XI Punjab | $100,000 | $190,000 | |
| Kings XI Punjab | $100,000 | $200,000 | |
| Mumbai Indians | $50,000 | $650,000 | |
| Kolkata Knight Riders | $50,000 | $50,000 | |
| Deccan Chargers | $100,000 | $100,000 | |
| Delhi Daredevils | $50,000 | $50,000 |