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H.N. DATTA & CO. Logo
H.N.DATTA
& CO.
NOTARY& ADVOCATES
Since 1937
Our Expertise
What We Do

OurExpertise

Clear, practical legal advice across a range of personal, commercial and institutional matters.

Featured Practice Disciplines

Featured Practice Areas

Representing clients across courts, tribunals, and regulatory boards with high-caliber legal craftsmanship and commercial acumen.

Insolvency & Bankruptcy Law
01
Advising creditors, corporate debtors and other stakeholders on insolvency, restructuring and bankruptcy matters.

Insolvency & Bankruptcy Law

Advising and representing creditors, corporate debtors and other stakeholders in insolvency, restructuring and bankruptcy-related matters before the NCLT and NCLAT.

  • Proceedings under the Insolvency and Bankruptcy Code, 2016 (IBC)
  • Corporate insolvency resolution proceedings before the National Company Law Tribunal (NCLT)
  • Representation of financial and operational creditors
  • Claims before resolution professionals and liquidators
  • Liquidation, voluntary liquidation and dissolution proceedings
  • Personal guarantor insolvency matters
  • Debt restructuring and settlement advisory
  • Appeals and related proceedings before the National Company Law Appellate Tribunal (NCLAT)
Intellectual Property Rights (IPR)
02
Advice on the protection, registration, management and enforcement of trademarks, copyrights and patents.

Intellectual Property Rights (IPR)

Advising and representing clients on the protection, registration, management and enforcement of intellectual property rights.

  • Trademark search, filing, prosecution, registration and opposition proceedings
  • Copyright registration, licensing and enforcement for literary, artistic and commercial works
  • Patent filing, prosecution and advisory services
  • Design registration and protection under the Designs Act, 2000
  • Intellectual property licensing, assignment and franchising agreements
  • Infringement, passing-off and counterfeiting actions before civil and criminal courts
  • Cease-and-desist notices and pre-litigation dispute resolution
  • Domain name disputes and online IP enforcement
Family & Matrimonial Law
03
Compassionate, discreet, and considered counsel in family and matrimonial matters.

Family & Matrimonial Law

Advising and representing individuals in family and matrimonial matters with care for the personal and sensitive nature of these issues.

  • Mutual consent divorce petitions and contested matrimonial proceedings
  • Applications for interim and permanent maintenance, alimony and financial settlement
  • Child custody, guardianship and visitation arrangements
  • Proceedings under the Protection of Women from Domestic Violence Act
  • Mediation and conciliation for amicable resolution of matrimonial disputes
  • Restitution of conjugal rights and judicial separation proceedings
  • Partition of family property and settlement of ancestral claims
  • Adoption, succession and family trust documentation
Employment & Labour Law
04
Navigating workplace regulations, employment contracts, and labor disputes with clarity and compliance.

Employment & Labour Law

Advising employers and employees on employment documentation, workplace compliance and proceedings before labour courts and tribunals.

  • Drafting and review of employment agreements, confidentiality covenants and executive contracts
  • Workplace policy formulation and compliance with statutory labour enactments
  • Disciplinary proceedings, show-cause notices and domestic enquiry representation
  • Proceedings under the Industrial Disputes Act and before Labour Courts and Industrial Tribunals
  • Compliance with the Sexual Harassment of Women at Workplace (POSH) Act, 2013
  • Gratuity, provident fund and employee state insurance compliance and dispute resolution
  • Retrenchment, layoff, closure and severance documentation and negotiation
  • Advisory on the transition to the new Labour Codes
Consumer Protection Law
05
Advocacy for consumer rights and defense against unwarranted product and service claims.

Consumer Protection Law

Representing consumers and businesses in complaints before District, State and National Consumer Disputes Redressal Commissions.

  • Consumer complaints before District Consumer Disputes Redressal Commissions
  • Appeals and original complaints before State Consumer Disputes Redressal Commissions
  • Revisions and appeals before the National Consumer Disputes Redressal Commission (NCDRC)
  • Deficiency in service claims against banking, insurance, medical and real estate entities
  • Product liability actions under the Consumer Protection Act, 2019
  • Misleading advertisements and unfair trade practice proceedings
  • Execution of consumer commission orders and enforcement proceedings
  • Mediation and settlement under Chapter V of the Consumer Protection Act, 2019
Constitutional & Writ Jurisdiction
06
Challenging arbitrary state actions and defending fundamental rights through high-impact writ petitions.

Constitutional & Writ Jurisdiction

Representing clients in writ petitions under Article 226 of the Constitution of India before the High Court at Calcutta.

  • Writ petitions under Article 226 of the Constitution of India before the High Court at Calcutta
  • Writs of Mandamus, Certiorari, Prohibition and Quo Warranto against state authorities
  • Challenges to arbitrary, discriminatory or ultra vires administrative actions and orders
  • Tender-related disputes and judicial review of government procurement decisions
  • Service-related writ petitions by government employees and public sector personnel
  • Public interest litigations (PIL) in appropriate matters involving statutory violations
  • Enforcement of fundamental and constitutional rights against state instrumentalities
  • Special Leave Petitions (SLP) and appeals before the Supreme Court of India
Taxation & GST Law
07
Strategic tax structuring, compliance reviews, and tenacious representation before tribunals.

Taxation & GST Law

Advising on direct and indirect tax matters, GST compliance, tax litigation and representation before appellate tribunals.

  • Goods and Services Tax (GST) advisory, classification, input tax credit and compliance review
  • Representation before GST adjudicating authorities, appellate authorities and appellate tribunals
  • Direct tax advisory on corporate tax, withholding obligations and transfer pricing issues
  • Representation before the Commissioner of Income Tax (Appeals) and ITAT
  • Tax-related writ petitions before the High Court at Calcutta
  • Tax structuring for commercial transactions, acquisitions and corporate reorganisations
  • Handling search, seizure, survey and investigation proceedings under tax statutes
  • Cross-border tax advisory and Double Taxation Avoidance Agreement (DTAA) interpretations
Comprehensive Catalogue

Other Practice Disciplines

Specialized statutory advisory, regulatory compliance frameworks, and institutional domains.

08

Insurance Law

specialized

Comprehensive counsel on insurance policy interpretation, claim disputes, and regulatory adherence.

Advising on insurance coverage, policy wording, regulatory requirements and representing parties in insurance claim disputes.

Scope of Legal Work
  • Insurance claim disputes relating to life, health, fire, marine and general insurance
  • Representation before Insurance Ombudsmen, Consumer Commissions and civil courts
  • Policy wording review, coverage analysis and risk management advisory
View Practice Area
09

Information Technology, Cyber Law & Data Protection

specialized

Guiding organizations through cybersecurity compliance, digital risk, and emerging data privacy laws.

Advising on data protection compliance, IT contracts, cyber incident response and proceedings under the Information Technology Act.

Scope of Legal Work
  • Compliance with the Digital Personal Data Protection Act, 2023 (DPDP Act)
  • Drafting privacy policies, terms of service, cookie policies and data processing agreements
  • Cybersecurity compliance, data breach notification and regulatory response protocols
View Practice Area
10

Government Contracts, Tender & Public Procurement

institutional

Protecting commercial interests in public sector bidding, EPC agreements, and procurement disputes.

Advising and representing commercial entities in public procurement matters, tender challenges and contract administration.

Scope of Legal Work
  • Review and advisory on Requests for Proposal (RFP), tender documents and bid conditions
  • Bid challenge representation and writ petitions challenging wrongful disqualification or tender award
  • Drafting, negotiation and review of EPC, PPP and concession agreements
View Practice Area
11

Wills, Succession & Estate Planning

core

Securing generational wealth and family harmony through precise testamentary planning and probate representation.

Advising on testamentary planning, preparation of wills and trust instruments, and representing parties in probate and succession matters.

Scope of Legal Work
  • Drafting and execution of wills, codicils, living wills and testamentary instruments
  • Petitions for probate of wills and letters of administration before the High Court at Calcutta
  • Succession certificate applications before competent civil courts
View Practice Area
12

Environmental & Regulatory Law

specialized

Ensuring environmental compliance and resolving regulatory enforcement actions before specialized tribunals.

Advising on environmental clearances, statutory compliance and representing industrial and commercial entities before the NGT.

Scope of Legal Work
  • Representation before the National Green Tribunal (NGT), Eastern Zone Bench, Kolkata
  • Appeals against orders of the State Pollution Control Board (WBPCB) and CPCB
  • Consent to Establish (CTE) and Consent to Operate (CTO) application advisory and compliance
View Practice Area
13

Start-up & Entrepreneurial Legal Advisory

specialized

End-to-end legal foundations for emerging ventures, from co-founder pacts to early-stage capital rounds.

Advising emerging businesses, founders and early-stage ventures on structuring, regulatory compliance and investment documentation.

Scope of Legal Work
  • Entity incorporation (Private Limited, LLP, Section 8 Company) and regulatory setup
  • Co-founders agreements, equity split deeds, vesting schedules and IP assignment contracts
  • Term sheets, Share Subscription Agreements (SSA) and Shareholders Agreements (SHA)
View Practice Area
14

Service & Administrative Law

core

Advocacy for government and public sector employees regarding service conditions, promotions, and disciplinary inquiries.

Representing government and public sector personnel in proceedings before the Central Administrative Tribunal (CAT), State Administrative Tribunal (SAT) and High Courts.

Scope of Legal Work
  • Original Applications before the Central Administrative Tribunal (CAT), Kolkata Bench
  • Proceedings before the West Bengal State Administrative Tribunal (WBSAT)
  • Service-related writ petitions under Article 226 before the High Court at Calcutta
View Practice Area
15

Foreign Exchange & International Trade Law

institutional

Strategic counsel for cross-border investments, FEMA compliance, and foreign regulatory reporting.

Advising on cross-border transactions, regulatory approvals, FEMA compliance and proceedings before regulatory authorities.

Scope of Legal Work
  • Advisory on Foreign Direct Investment (FDI) under Automatic and Government Approval routes
  • Overseas Direct Investment (ODI) compliance and structuring for Indian enterprises expanding abroad
  • External Commercial Borrowing (ECB) documentation and regulatory reporting to the Reserve Bank of India
View Practice Area

Discuss Your Legal Matter with Senior Advocates

Contact our chambers at Temple Chamber near the Calcutta High Court to schedule an appointment or consultation.

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