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KNOWLEDGE CENTRE

Complete NGO, Tax, Company & Regulatory Knowledge Centre

280 professional guides across 18 subject groups, with current-law context, old terminology, document lists and official references.

NGO & Governance
NGO & GovernanceTrust · Society · Section 820 guides
12A / 80G & NPO Tax
12A / 80G & NPO TaxForms 104–107 · approvals · hearings19 guides
NGO Tax & Audit
NGO Tax & AuditITR-7 · 10B/10BB · accounts15 guides
NGO Darpan & CSR
NGO Darpan & CSRDarpan · CSR-1 · due diligence12 guides
FCRA / MHA
FCRA / MHAFC-3 · FC-4 · FC-6 · 2026 updates13 guides
Company / MCA
Company / MCAPvt Ltd · OPC · Section 8 · ROC38 guides
LLP
LLPFiLLiP · Form 3/4/8/119 guides
Income Tax
Income TaxITR · TDS · AIS/26AS · appeal27 guides
GST
GSTRegistration · returns · notices29 guides
Political Party
Political PartySection 29A · constitution · finance11 guides
Trademark
TrademarkTM-A · objection · hearing10 guides
Patent & IP
Patent & IPApplication · FER · grant13 guides
FSSAI
FSSAIFoSCoS · licence · annual return9 guides
Business Registrations
Business RegistrationsLEI · IEC · Udyam · ISO20 guides
DPR & Projects
DPR & ProjectsCSR · hospital · school · rural7 guides
Newspaper / PRGI
Newspaper / PRGIPress Sewa Portal · PRP Act3 guides
Current Updates
Current Updates2026 transition notes3 guides
Certificates & Approvals
Certificates & ApprovalsOrders · URN · verification22 guides
ALL GUIDES

Browse illustrated guides

280 results
GST Registration – Complete Guide
GSTUpdated 21 August 2026

GST Registration – Complete Guide

GST registration gives an eligible/liable person a GSTIN and brings the registered person within the GST invoicing, return, tax-payment and record-keeping framework. Registration documents should establish the legal…

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Patent Registration – Complete Guide
Patent & IPUpdated 21 August 2026

Patent Registration – Complete Guide

Patent protection is available only for an invention that satisfies the statutory patentability requirements. Before filing, the applicant/inventor details, novelty/prior-art position, technical disclosure and specification strategy should be…

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COMPLETE GUIDE INDEX

Every Knowledge guide, organised by subject.

All 280 guide titles are listed for easy discovery. Open any title for its complete documents, process, current note and official source.

NGO & GovernanceTrust · Society · Section 820 guides
Charitable Trust Registration – Complete GuideRead →NGO Annual Compliance Calendar – What to TrackRead →NGO Books, Vouchers, Minutes and Record-KeepingRead →NGO Closure, Dissolution & Transfer of Assets – OverviewRead →NGO Conflict of Interest & Related-Party Governance – Practical GuideRead →NGO Fixed Asset Register, Property Records & Asset ControlsRead →NGO Legal Structures – Trust, Society and Section 8 CompanyRead →NGO PAN, TAN, Bank Account and Master RecordsRead →NGO Registered Office and Address RecordsRead →Section 8 Company for Non-Profits – Complete GuideRead →Section 8 Company MOA, AOA & Charitable Objects – Complete GuideRead →Society AGM, General Body & Committee Minutes – Record-Keeping GuideRead →Society Changes and Annual Records – Complete GuideRead →Society Memorandum, By-Laws & Governing Committee – Drafting GuideRead →Society Registration and Governance – Complete GuideRead →Trust Amendment Deed & Supplementary Deed – Complete GuideRead →Trust Bank Account & Operating Powers – Drafting and Control GuideRead →Trust Changes – Trustee, Address, Amendment and DissolutionRead →Trust Deed, Objects and Governance – Complete GuideRead →Trust vs Society vs Section 8 Company – Complete ComparisonRead →
12A / 80G & NPO TaxForms 104–107 · approvals · hearings19 guides
12A / 80G: What Is the Difference? – Complete ComparisonRead →12A, 12AB and 80G – Complete Current GuideRead →80G Donation Approval – Benefits, Conditions and RecordsRead →80G Donation Receipt, Donor Data & Annual Statement ReconciliationRead →CIT(E) Hearing Reply – Annexure Index, Facts & Submission GuideRead →CIT(E) Notice, Hearing and Clarification – Preparation GuideRead →Form 104 vs Form 105 – Which NPO Application Applies?Read →Form 104 – Provisional NPO Registration / Approval: Complete GuideRead →Form 105 After Activities Have Commenced – Readiness GuideRead →Form 105 – Regular NPO Registration / Approval: Complete GuideRead →Forms 106 & 107 – NPO Approval Orders and URN: Complete GuideRead →NPO Activity Report and Evidence – What to MaintainRead →NPO Approval Order / URN – Validity, Scope & Verification GuideRead →NPO Object Modification & Fresh / Regular Approval – Practical GuideRead →NPO Registration / Approval Renewal Before Expiry – Complete GuideRead →NPO Tax Approval Documents – Complete Readiness GuideRead →Provisional vs Regular NPO Approval – Complete ComparisonRead →Section 35AC – Legacy Provision and Current PositionRead →Withdrawn, Rejected or Defective NPO Application – Fresh Filing Decision GuideRead →
NGO Tax & AuditITR-7 · 10B/10BB · accounts15 guides
Corpus, General, CSR and Anonymous Donations – Classification GuideRead →Form 10B Audit – Documents & Working Papers ChecklistRead →Form 10BB Audit – Documents & Working Papers ChecklistRead →Forms 113 & 114 – Donation Statement and Donor Certificate: Complete GuideRead →ITR-7 for NGOs – Complete GuideRead →ITR-7 Schedules for NGOs – Practical Filing Readiness GuideRead →NGO Application, Accumulation & Utilisation Records – OverviewRead →NGO Audit – Form 10B vs Form 10BBRead →NGO Bank Reconciliation & Cash Control – Practical GuideRead →NGO Corpus, Grants, Assets and Related-Party AccountingRead →NGO Digital Books, Vouchers & Audit Trail – Record Retention GuideRead →NGO Donation Ledger & Receipt Control – Complete GuideRead →NGO Financial Statements – Receipts & Payments, Income & Expenditure and Balance SheetRead →NGO Income-tax Demand, Rectification and Appeal – OverviewRead →NGO Related-Party Payments & Trustee Transactions – Accounting GuideRead →
NGO Darpan & CSRDarpan · CSR-1 · due diligence12 guides
CSR and CSR-1 – Complete GuideRead →CSR Annual Report, Outcome & Impact Documentation – Practical GuideRead →CSR Due Diligence Checklist for NGOs – Governance, Finance & ProjectsRead →CSR Due Diligence, Utilisation and Impact – Complete GuideRead →CSR Funding – How It Works and What NGOs Should PrepareRead →CSR Implementing Agency Eligibility – Trust, Society and Section 8Read →CSR Project Proposal, DPR and Budget – Complete GuideRead →CSR Utilisation Certificate, Expense Evidence & Project Closure RecordsRead →CSR-1 Filing – Complete Document & Data ChecklistRead →NGO Darpan Office-Bearer / Contact Update – Practical GuideRead →NGO Darpan Registration – Document Checklist & Data PreparationRead →NGO Darpan – Complete GuideRead →
FCRA / MHAFC-3 · FC-4 · FC-6 · 2026 updates13 guides
FC-4 Annual Return and FCRA Record-KeepingRead →FCRA 2026 FC-6F & Updated Change Reporting – Current NoteRead →FCRA Administrative Expenses & Utilisation Controls – Practical GuideRead →FCRA Amendment Rules 2026 – What ChangedRead →FCRA Banking and Utilisation Accounts – Complete GuideRead →FCRA Donor / Foreign Source Due Diligence – Practical GuideRead →FCRA FC-3A Registration Application – Readiness GuideRead →FCRA FC-3B Prior Permission – Project & Donor Readiness GuideRead →FCRA FC-3C Renewal – Records & Timing GuideRead →FCRA FC-6 Series – Changes in Name, Address, Bank & Key FunctionariesRead →FCRA Notice, Suspension, Cancellation and Compounding – OverviewRead →FCRA Registration and Prior Permission – Complete GuideRead →FCRA Renewal and FC-6 Changes – Complete GuideRead →
Company / MCAPvt Ltd · OPC · Section 8 · ROC38 guides
ADT-1 Auditor Appointment – Complete Filing GuideRead →AOC-4 Financial Statements Filing – Complete GuideRead →BEN-2 Significant Beneficial Ownership Filing – OverviewRead →CHG-4 Satisfaction of Charge – Complete GuideRead →Company Annual Compliance – AOC-4, MGT-7 / 7A, ADT-1 and DIR-3 KYCRead →Company Certificate of Incorporation, PAN, TAN and Bank RecordsRead →Company Charge Creation and CHG-1 – Complete GuideRead →Company Name, NIC Code, Capital, Subscribers and Directors – Planning GuideRead →Company Registration in India – Complete GuideRead →Company Strike Off and Restoration – Complete GuideRead →CSR-2 Corporate CSR Reporting – OverviewRead →DIR-3 KYC / Web KYC – Director Compliance GuideRead →DIR-3 – Director Identification Number (DIN) Application GuideRead →Director Appointment, Resignation and DIR-12 – Complete GuideRead →DPT-3 – Deposit and Exempted Amount Reporting GuideRead →DPT-3, MSME-1 and Periodic MCA Reporting – OverviewRead →Foreign-Owned Indian Company / Subsidiary – OverviewRead →INC-20A – Commencement of Business ExplainedRead →INC-22 – Registered Office Filing and Change GuideRead →INC-24 Company Name Change – Complete GuideRead →INC-28 – Filing Court, NCLT or Authority Orders with ROCRead →MCA DSC Association & Signatory Readiness – Complete GuideRead →MGT-14, MOA, AOA, Object and Company Name Changes – Complete GuideRead →MGT-6 – Beneficial Interest Declaration Return to ROCRead →MGT-7 / MGT-7A Annual Return – Complete GuideRead →MSME-1 – Specified Outstanding Dues Reporting GuideRead →Nidhi Company – What It Is and Key Compliance ConsiderationsRead →One Person Company (OPC) – Complete GuideRead →PAS-6 Reconciliation of Share Capital Audit – Applicability OverviewRead →Private Limited Company – Complete GuideRead →Producer Company / FPC – Complete GuideRead →Public Limited Company – Complete GuideRead →Registered Office Change and INC-22 – Complete GuideRead →Section 8 Company – Corporate Compliance GuideRead →SH-7 Authorised Share Capital Change – Complete GuideRead →Share Allotment, Capital Changes and PAS-3 – Complete GuideRead →SPICe+, DSC, DIN, MOA and AOA – Incorporation Documents ExplainedRead →STK-2 Company Strike-Off Application – Complete GuideRead →
LLPFiLLiP · Form 3/4/8/119 guides
FiLLiP LLP Incorporation – Complete GuideRead →LLP Annual Compliance – Forms 8 and 11Read →LLP Form 11 Annual Return – Filing GuideRead →LLP Form 24 Strike-Off / Closure – Complete GuideRead →LLP Form 3 Agreement Filing – Complete GuideRead →LLP Form 4 Partner Appointment / Cessation – Complete GuideRead →LLP Form 8 Statement of Account & Solvency – Filing GuideRead →LLP Partner Changes, Office Changes and Closure – Complete GuideRead →LLP Registration and LLP Agreement – Complete GuideRead →
Income TaxITR · TDS · AIS/26AS · appeal27 guides
AIS, TIS and Form 26AS – Complete Reconciliation GuideRead →AY 2026-27 Income-tax Return Filing – Current Readiness GuideRead →Form 15CA / Current Form 145 – Foreign Remittance Information GuideRead →Form 15CA and 15CB – Foreign Remittance GuideRead →Form 15G / 15H / Current Form 121 – No-TDS Declaration GuideRead →Form 16 & Form 16A – TDS Certificate Reconciliation GuideRead →Form 24Q / Current Form 138 – Salary TDS Statement GuideRead →Form 26Q / Current Form 140 – Resident-Payment TDS Statement GuideRead →Form 26QB – TDS on Purchase of Immovable Property – GuideRead →Form 26QC – TDS on Rent – Practical GuideRead →Form 26QD – TDS on Certain Payments by Individuals/HUFs – GuideRead →Form 27Q / Current Form 144 – Non-Resident TDS Statement GuideRead →Form 35 – Income Tax Appeal to Commissioner (Appeals) – OverviewRead →Income Tax Appeal – Complete OverviewRead →Income Tax Notices and Assessment – Complete OverviewRead →Income Tax Returns ITR-1 to ITR-7 – Who Uses Which ReturnRead →Income-tax Rectification Request – Error Correction GuideRead →ITR-1 (Sahaj) – Eligibility & Filing Records GuideRead →ITR-2 – Eligibility & Filing Records GuideRead →ITR-3 – Business / Profession Filing Readiness GuideRead →ITR-4 Presumptive Tax – Complete GuideRead →ITR-5 for Firms, LLPs, AOPs and Other Eligible EntitiesRead →Outstanding Demand, Rectification and Stay – Complete GuideRead →Tax Audit – Forms 3CA, 3CB and 3CD – Complete GuideRead →TDS on Property – Complete GuideRead →TDS Returns 24Q, 26Q & 27Q – Filing and Reconciliation GuideRead →TDS – Complete Guide for Deductors and TaxpayersRead →
GSTRegistration · returns · notices29 guides
E-Way Bill – Generation, Validity & Document ControlsRead →GST APL-01 – Appeal to Appellate Authority GuideRead →GST Cancellation and Revocation – Complete GuideRead →GST CMP-08 – Composition Taxpayer Quarterly Payment StatementRead →GST Demand, Reconciliation and Appeal – Complete GuideRead →GST DRC-03 – Voluntary / Specified Tax Payment GuideRead →GST DRC-06 – Reply to Show Cause Notice – Complete GuideRead →GST E-Invoice – Applicability, IRN & Record-Keeping GuideRead →GST for NGOs, Trusts, Societies and Section 8 CompaniesRead →GST Invoice, E-Way Bill and LUT – Essential RecordsRead →GST ITC-04 – Job Work Goods Sent / Received Statement GuideRead →GST Notices – ASMT-10, DRC-01A, DRC-01 and DRC-07Read →GST REG-01 – New Registration Application GuideRead →GST REG-14 – Registration Amendment Application GuideRead →GST REG-16 – Registration Cancellation Application GuideRead →GST REG-21 – Revocation of Cancellation Application GuideRead →GST Registration Amendment – Core vs Non-Core ChangesRead →GST Registration – Complete GuideRead →GST Returns – GSTR-1, GSTR-3B and ITC ReconciliationRead →GST RFD-01 – Refund Application GuideRead →GST RFD-11 / LUT – Export Without Payment of IGST GuideRead →GSTR-1 Outward Supplies Return – Complete GuideRead →GSTR-10 – Final Return After Cancellation GuideRead →GSTR-3B Summary Return – Complete GuideRead →GSTR-4 – Composition Taxpayer Annual Return – Complete GuideRead →GSTR-7 – GST TDS Return GuideRead →GSTR-8 – GST TCS Statement for E-Commerce Operators GuideRead →GSTR-9 Annual Return – Applicability & Reconciliation GuideRead →GSTR-9C Reconciliation Statement – Applicability OverviewRead →
Political PartySection 29A · constitution · finance11 guides
Political Party Constitution and Governance – Complete GuideRead →Political Party Constitution – Mandatory Governance Clauses ChecklistRead →Political Party Finance, Audit, ITR and Contribution RecordsRead →Political Party Formation Meeting & Founding Resolution – GuideRead →Political Party Member Records & Electoral Details – Readiness GuideRead →Political Party Members, Office-Bearers and Registration DocumentsRead →Political Party Public Notice & Objection Stage – Process GuideRead →Political Party Registration Status and Election Symbols – OverviewRead →Political Party Registration under Section 29A – Complete GuideRead →PPRTMS – Political Party Registration Tracking & ECI Communications GuideRead →Registered Unrecognised Party vs Recognised Party – Symbols OverviewRead →
TrademarkTM-A · objection · hearing10 guides
TM-A Trademark Application – Filing Data & Classification GuideRead →TM-M – Trademark Miscellaneous Request GuideRead →TM-O Opposition / Counterstatement – Process OverviewRead →TM-P – Post-Registration Trademark Request GuideRead →TM-R Trademark Renewal – Renewal & Restoration GuideRead →Trademark Examination Report – Objection Reply Preparation GuideRead →Trademark Hearing – Evidence, Authorities & Oral Submission GuideRead →Trademark Objection, Hearing and Opposition – Complete GuideRead →Trademark Registration – Complete GuideRead →Trademark Renewal, Assignment and Changes – Complete GuideRead →
Patent & IPApplication · FER · grant13 guides
Copyright and Industrial Design – OverviewRead →Patent Examination Request – Form 18 / Expedited Route OverviewRead →Patent Examination, FER, Hearing and Grant – Complete GuideRead →Patent FER Reply – Technical and Legal Response PreparationRead →Patent Form 26 – Authorisation of Patent Agent / Person – Complete GuideRead →Patent Form 27 – Statement of Working of Patented Invention – Complete GuideRead →Patent Form 3 – Foreign Application Statement and Undertaking GuideRead →Patent Form 5 – Declaration as to Inventorship GuideRead →Patent Forms 1 & 2 – Application and Specification Records GuideRead →Patent PCT, Renewal and Assignment – Complete GuideRead →Patent Provisional vs Complete Specification – Practical GuideRead →Patent Registration – Complete GuideRead →Patent Renewal / Working & Post-Grant Records – OverviewRead →
FSSAIFoSCoS · licence · annual return9 guides
FoSCoS Application – Document & Premises Readiness ChecklistRead →FSSAI 2026: New Turnover Thresholds & Perpetual Validity – Current GuideRead →FSSAI Annual Return Form D1 – Applicability & Filing RecordsRead →FSSAI Food Recall & FoSCoS Recall Functionality – Practical GuideRead →FSSAI Hygiene, FSMS & Inspection Readiness – Practical GuideRead →FSSAI Modification – Product, Premises, Partner & Business ChangesRead →FSSAI Modification, Annual Return, Suspension & Surrender – 2026 GuideRead →FSSAI Registration and Licence – Complete GuideRead →FSSAI Registration vs State Licence vs Central Licence – 2026 GuideRead →
Business RegistrationsLEI · IEC · Udyam · ISO20 guides
Business PAN & TAN – Meaning, Uses and Record-KeepingRead →Digital Signature Certificate (DSC) – Uses in MCA, Tax and Regulatory FilingsRead →EPFO Registration & Employer Records – Complete OverviewRead →ESIC Registration & Employer Compliance – Complete OverviewRead →ICEGATE & AD Code – Import/Export Readiness OverviewRead →IEC / Import Export Code – Complete GuideRead →IEC Annual Confirmation / Update – Practical GuideRead →ISO Certification Scope, Surveillance & Renewal – Practical GuideRead →ISO Certification – What It Is, What It Is Not, and DocumentsRead →Lapsed LEI – Meaning, Risks & Renewal StepsRead →LEI New Application – Documents, Validation & Issuance GuideRead →LEI Registration, Validation and Renewal – Complete GuideRead →LEI Renewal & Re-Certification – Annual Compliance GuideRead →Professional Tax Registration – State-Specific OverviewRead →Shops & Establishments Registration – State-Specific OverviewRead →Startup India Recognition – Complete OverviewRead →Trade Licence and Local Business Licensing – OverviewRead →Trade Licence vs Shops Registration vs GST – What Each Record MeansRead →Udyam / MSME Registration – Complete GuideRead →Udyam MSME Data Update & Certificate Verification – GuideRead →
DPR & ProjectsCSR · hospital · school · rural7 guides
DPR / Detailed Project Report – Complete GuideRead →Hospital DPR – Land, Capacity, Equipment, Staffing & Budget GuideRead →NGO and CSR Project Proposal & DPR – Complete GuideRead →Rural Development / Village Cluster DPR – Complete StructureRead →School / Educational Institution DPR – Complete StructureRead →Sector DPRs – Hospital, School, Skill, Rural, Agriculture and Welfare ProjectsRead →Skill Development DPR – Training Centre, Courses & Outcomes GuideRead →
Newspaper / PRGIPress Sewa Portal · PRP Act3 guides
Newspaper / Periodical Changes and Ongoing Compliance – Complete GuideRead →Newspaper / Periodical Registration – PRGI Complete GuideRead →PRGI Annual Statement – Press Sewa Portal Filing – Complete GuideRead →
Current Updates2026 transition notes3 guides
Donation Reporting 2026 – Forms 113 and 114 Replace the Familiar 10BD / 10BE FrameworkRead →FCRA 2026 Transition for Existing Registered Associations – FC-6F, Purpose and State / UT RecordsRead →Income-tax Act 2025 – NGO Transition from 1 April 2026Read →
Certificates & ApprovalsOrders · URN · verification22 guides
Company Certificate of Incorporation – Meaning, Use and VerificationRead →CSR-1 Registration Number – Meaning, Use and VerificationRead →FCRA Registration Certificate and Prior Permission – What the Approval MeansRead →Form 106 Provisional NPO Approval Order – Meaning and URNRead →Form 107 Regular NPO Approval Order – Meaning and URNRead →FSSAI Registration / Licence Certificate – Meaning, Validity and RecordsRead →GST Registration Certificate – Meaning, Use and Amendment RecordsRead →IEC Certificate – Meaning, Use and Modification RecordsRead →ISO Certificate – Meaning, Scope, Validity and VerificationRead →LEI Record / Certificate – Meaning, Validation and RenewalRead →LLP Certificate of Incorporation – Meaning, Use and RecordsRead →Newspaper / Periodical Registration Certificate – Meaning and Ongoing RecordsRead →NGO Darpan Unique ID – Meaning, Use and RecordsRead →Patent Grant Certificate – Meaning, Rights and Renewal RecordsRead →Political Party Registration Order – Meaning and RecordsRead →Section 8 Company Certificate of Incorporation – Meaning and UseRead →Society Registration Certificate – Meaning, Use and RecordsRead →Startup India Recognition Certificate – Meaning, Use and RecordsRead →Trade Licence Certificate – Meaning, Local Validity and Renewal RecordsRead →Trademark Registration Certificate – Meaning, Rights and Renewal RecordsRead →Trust Registration Certificate – Meaning, Use and RecordsRead →Udyam Registration Certificate – Meaning and Business UsesRead →