[2] CID garnered widespread national attention and developed a substantial following due to its distinctive storytelling and unique approach.

Two cases of the series "Mad Bomber" and "Anokha Intequam" (Strange Revenge) had crossover episodes with CID.

On 29 August 2005, the series aired 4 days a week on Monday to Thursday nights with each case split across four episodes.

^ Denotes crossover with CID CID got into both the Limca Book of Records and the Guinness Book of World Records on 7 November 2004 for its record-breaking single shot episode of 111 minutes (1 hour and 51 minutes), entitled "The Inheritance" without a cut which writer – director – producer B. P. Singh feels "every Indian should be proud of because no one has achieved this before".

Other locations include — Delhi,[38] Ahmedabad,[39] Agra, Mathura, Rishikesh,[40] Haridwar, Kullu, Manali,[41] Matheran,[42] Satara, Kolkata and Mahabaleshwar among others.

A major Paris–Switzerland shoot was done for a 2 hour special episode "Aakhri Chunauti", and a part of the production team's 13th anniversary celebration plan.

Actor Dayanand Shetty who played Daya quoted that the show would not return after this break saying, "No, I don't think it's coming back.

[51] Sony Entertainment Television had launched CID: Gallantry Awards, an initiative to encourage and honour acts of bravery in society on 26 January 2010 Republic Day.

[53] On July 10, 2015; Sony TV announced the Shaatir Lekhak Contest, in which 3 incomplete stories and clues were presented.

[56] Also, it had a crossover with Taarak Mehta Ka Ooltah Chashmah titled Mahasangam, it started and ended in July 2014.

[57] Rediff.com gave the series 4.5 / 5 stars, and stated, "Much of the credit for CID's success should go to Singh, and its cast, especially Shivaji Satam who plays ACP Pradyuman".

[59] The Times of India stated, "CID which has constantly entertained its viewers with unique and challenging cases is also known for its different jokes in the world of internet.

"[60] Kristina Das of India Today in a retrospective review in 2020, wrote, "The show had a cult following, even the non-viewers had shown interests.

[75] CID has gained a cult status and following among the audience, owing to its episodes, cast, characters, comedy and story.

[80] Abhishek Raghunath of Forbes India noted: "Millions of Indians wait for CID to play out on their TV screens three nights a week on Sony.

Inspectors Abhijeet and Daya, forensic expert Dr Salunkhe, and a host of others—have attained cult status.

"[81] Rhea Candy from Film Companion stated the chemistry of the cast members and it being a family show, the main reason behind CID's success.

There is an acknowledgement of the institution it is; of the actors, directors and writers it has nurtured, and the efforts it has poured into churning out consistent entertainment.