The Satya Niketan collapse investigation widened on September 9 after Delhi Police arrested PG operator Sudhanshu in connection with the five-storey building collapse that killed seven people. Sudhanshu was one of two partners running the “Hostel Daze” paying guest facility from the building, which had been leased in August 2025. His business partner, Shubham Tyagi, remains absconding, according to police. Labour contractor Sanoj was also arrested earlier as investigators examined repair and construction work at the property. The case has raised serious questions about construction safety, building bye-laws and municipal scrutiny of student accommodation in Delhi.Why Was Sudhanshu Arrested Today?Sudhanshu was arrested as police expanded their investigation into the roles of the building owners, PG operators and people involved in repair work. Investigators are examining how the property was being operated as student accommodation and whether proper safety checks were carried out before and during its use. Police are also questioning the circumstances surrounding renovation work reportedly taking place before the collapse. The arrest does not by itself establish guilt, as the investigation and legal proceedings are continuing.Sudhanshu was one of two Hostel Daze operators.Police said the building was leased to the partners in August 2025.Business partner Shubham Tyagi remains absconding.Labour contractor Sanoj was arrested earlier in the case.Seven people died in the Satya Niketan collapse.Repair Work Under Police ScannerThe collapsed property was a decades-old building being used as a boys’ PG near Delhi University’s South Campus. Police said the structure had a basement, ground floor and four upper floors, with rooms converted for student accommodation. Reports said repair work had been underway in the basement, while work on the ground floor was also being carried out. Investigators are examining whether these activities contributed to the structural failure.Police had earlier arrested building owner Hariram, his wife Urmila and their son Mahesh. The labour contractor Sanoj was subsequently apprehended in Kasganj, Uttar Pradesh. Mahesh reportedly told investigators that his family had leased the property to Sudhanshu and Shubham Tyagi for operating the PG. These accounts are part of the ongoing police investigation and will be tested through further evidence and legal proceedings.Also Read: Satya Niketan Building Collapse: Students Leave Area Amid Demolition DriveSafety Questions Grow In DelhiThe latest arrest has shifted attention beyond individual responsibility toward wider construction safety in Delhi’s PG hubs. The incident has prompted authorities to examine permissions, structural stability and safety arrangements in properties used as paying guest accommodation. The MCD has also begun checking other buildings in the locality, with reports saying several structures were found to be in poor condition.The case has also renewed questions about unauthorised constructions, building bye-laws and whether existing municipal checks are sufficient for buildings converted into student housing. A neighbouring building housing a girls’ hostel was ordered to be demolished after being declared dangerous, showing how the tragedy has triggered wider scrutiny of nearby structures.Key HighlightsDelhi Police arrested PG operator Sudhanshu on September 9.Seven people died in the Satya Niketan building collapse.Sudhanshu and Shubham Tyagi had reportedly leased the property in August 2025.Shubham Tyagi remains absconding, according to police.Labour contractor Sanoj was arrested earlier during the investigation.Authorities are examining construction safety and other potentially unsafe buildings.Probe Focuses On AccountabilityThe Satya Niketan collapse has now developed into a wider investigation involving the property owners, PG operators and people connected with repair work. Sudhanshu’s arrest is the latest major development, while police continue looking for his business partner and examining the building’s condition and maintenance history.The tragedy has also highlighted the risks faced by students living in converted residential properties. As the investigation progresses, attention is likely to remain on compliance with building bye-laws, construction safety standards and municipal scrutiny of PG accommodations. The final responsibility will depend on evidence gathered during the investigation and subsequent legal proceedings.Disclaimer: This article is intended only for knowledge and news-information purposes. Allegations mentioned above are based on reported police claims and should not be treated as proven guilt unless established by a court.