Sir the temporary registration expires on one month if the Road tax is not paid it is not issue and in case you booked different model the dealership need to provide same vehicle and cancellation of registration has to be filed the dealer shall bear the cost.

1) You have only option that a showroom manager can arrange a new buyer for that model and a buyer should be able to purchase it because for this vehicle in registered book will be mentioned as 2nd owner.

2) You can make complaints in Consumer Forum regarding this issue.

Yes, You can cancel the registration online on RTO site

https://vahan.parivahan.gov.in

and follow the Vahan logo means click on Vahan than follow the instructions for Cancellation of RC.

You can refuse the same and ask for refund.  If they didn't give you then get can go to consumer court. Yes it can be cancelled by applying to stop

1. At first, contact your registering authority.
2. Then, the registering authority will give notice by R.P.A.D. to you to make representation.
3. If the Registering Authority is satisfied after hearing then your vehicle registration will be cancelled.
4. Then the registering authority will forward the report and the certificate of registration to the original registering authority for cancellation of registration.
5. When the registration cancellation will be completed the registering authority will send it to you in writing. Then you have to surrender the certificate of registration of your vehicle.

This temporary registration number is valid for one month and within this time period the owner of vehicle must register the vehicle at his local RTO

You can follow the aforesaid advice

Ask them for 3rd generation , they will register same in your favour as you have booked and paid for 3 rd generation.

Issue the dealer legal notice that you had placed order for 3 rd generation Dzire car but given second gen car and to replace your car

if they refuse file complaint against dealer , manufacturer before consumer forum and seek refund of money paid by you with interest 

Yes if the steps required for the purpose are not fulfilled as delivery of the vehicle which does not take place in your matter and definitely who have taken that registration have right to do so.

Issue a legal notice through an advocate to showroom and file complaint in district consumer forum under defeiency of services and claim refund of amount along with interest and compensation for mentally torturing. 

Refuse the delivery and file cheating complain against the showroom. Till you not take delivery, car cannot be ply on road.

If you have not taken delivery of the vehicle then you can refuse to accept the vehicle which is not of your choice.

The cancellation of temporary registration will be the job of the showroom if you have not accepted the vehicle.

If the vehicle now shown to you is not your option then you can refuse to accept the vehicle and insist on the vehicle which you booked.

The temporary registration done by them is also not acceptable to you since this was not the car of your choice, let them do anything to cancel the temporary registration.

1. The temporary registration which you have got can be further transferred to a new vehicle if you happen to get the same for which you paid to them.
2. Go through the agreement to loan or agreement to buy as to why exactly you are going to buy and what they have given to you.
3. If there is any discrepancy then inform them to rectify it or otherwise you will have to go for exhausting the legal remedy before the court of law.

Dear Sir,

The registration of your vehicle can be cancelled if any of the following things occurs: The vehicle has been destroyed due to some reason or it has been rendered permanently incapable of use. The documents submitted during registration were false.

Procedure of Registration Cancelation

• 1. At first, contact your registering authority.
• 2. Then, the registering authority will give notice by R.P.A.D. to you to make representation.
• 3. If the Registering Authority is satisfied after hearing then your vehicle registration will be cancelled.
• 4. Then the registering authority will forward the report and the certificate of registration to the original registering authority for cancellation of registration.
• 5. When the registration cancellation will be completed the registering authority will send it to you in writing. Then you have to surrender the certificate of registration of your vehicle.