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DPDP for the CTO / Engineering head in BFSI

Reviewed by InfraVeritas360 ResearchFirst published Last reviewed

Sources: DPDP Act, 2023 and DPDP Rules, 2025 (MeitY) · RBI KYC Master Direction · RBI · RBI · RBI

Your teams build the apps, APIs and partner integrations through which customer data moves. DPDP needs them to carry consent, logs and deletion.

Written for: CTO / Engineering head, Banking, financial services and insurance. Open this seat in the interactive tool

What is different here

BFSI engineering already works under RBI's Digital Lending Directions, card tokenisation and payment data localisation. DPDP adds consent flags that every channel reads, a delete path that respects PMLA periods, and access logs kept for at least a year. Partner APIs and app SDKs are where customer data most easily leaves your control.

The first four things to sort out

  1. Check that payment system data, including backups and DR, stays in India.
  2. Build consent-by-purpose flags into the APIs that partners and channels call.
  3. Give every partner API a revocable key and call logs.
  4. Design archive-then-erase for closed accounts after the legal period.

A worked example

CTO / Engineering head

A new partner API for insurance offers

  1. DesignThe partner insurer asks for a daily file of customers. The design review asks which customers, which fields and on what consent.
  2. BuildThe API returns only customers with consent for insurance offers, and only name, mobile and product interest. Each partner gets its own key.
  3. LaunchEvery call is logged with partner, time and records returned. Logs are kept for at least a year.
  4. AfterA withdrawal test confirms that a customer who stops offers drops out of the next day's response.

Evidence kept

  • Design review record
  • API field list
  • Call log sample
  • Withdrawal test

Let the API enforce consent, so partners never receive what customers did not agree to.

What others in the sector usually do. Many engineering teams start by building one consent and preference service that all channels read, instead of fixing each app separately.

Where it usually goes wrong, by organisation type

Organisation typeHotspots
Scheduled commercial bankCross-selling insurance and mutual funds on account terms; Business correspondent devices and paper forms in villages; Old core banking archives with no deletion path
Co-operative bank (urban or rural)Vendor-run core banking with admin access from the vendor's office; Member and share registers kept on open shelves; Directors and staff who are also members and relatives of borrowers
NBFC and digital lenderApps asking for contacts, photos and call logs; Collection agents sharing borrower details with family or employers; Leads bought from aggregators with no consent record
Insurance company (life, general or health)Medical reports passed to TPAs and hospitals by email; Agent and broker access to policyholder data; Claims data kept long after the claim is closed
Broking, depository and wealthAuthorised persons with client lists on personal phones; Research-tip calls to people who never consented; Client KYC copies shared over email with partners
Payments and fintechCard numbers in logs and support tickets; Merchant onboarding documents in shared drives; Fraud models that use data beyond what users were told

Control map: DPDP to NIST CSF 2.0 and ISO/IEC 27001:2022

DPDP dutyLawNIST CSF 2.0ISO/IEC 27001 Annex AEvidence
Know where personal data isSection 8(5) · Rule 6ID.AM-02, ID.AM-075.9, 5.12Inventory of systems and data types, with owner and hosting location
Only the right people get inSection 8(5) · Rule 6PR.AA-01, PR.AA-055.15, 5.16, 5.18, 8.2Role matrix, quarterly access review sign-off, leaver removal report
Strong sign-in for admins and remote usersSection 8(5) · Rule 6PR.AA-035.17, 8.5MFA enforcement report for admin, VPN and email accounts
Encrypt or mask dataSection 8(5) · Rule 6PR.DS-01, PR.DS-028.11, 8.24Encryption settings for databases, laptops, backups and transfers; masking in test copies
Keep and watch logsSection 8(5) · Rule 6PR.PS-04, DE.CM-01, DE.CM-038.15, 8.16, 8.17Log retention settings (one year; 180 days in India for CERT-In), alert rules, NTP source
Backups that restoreSection 8(5) · Rule 6PR.DS-11, RC.RP-038.13, 5.30Backup schedule, offline copy, last restore test with date and result
Separate networksSection 8(5) · Rule 6PR.IR-018.20, 8.22Network diagram showing segments, firewall rule review
Patch and fix weaknessesSection 8(5) · Rule 6ID.RA-018.8Vulnerability scan results and closure tracker
Handle incidents and tell peopleSection 8(6) · Rule 7RS.MA-01, RS.CO-02, RS.CO-035.24, 5.25, 5.26, 6.8Incident plan with the 6-hour and 72-hour steps, drill record, contact list
Learn from incidentsSection 8(6) · Rule 7DE.AE-02, ID.IM-015.27, 5.28Post-incident review and actions closed
Vendors protect data tooSection 8(1)–(2)GV.SC-05, GV.SC-075.19, 5.20, 5.22Contracts with data terms, vendor review record
Data comes back or is deleted at contract endSection 8(7) · Rule 8GV.SC-105.20, 8.10Exit clause and deletion certificate from the vendor
Cloud is set up safelySection 16 · Rule 15GV.SC-05, PR.DS-015.23Cloud region list, shared-responsibility note, configuration review
Delete when the purpose is overSection 8(7) · Rule 8PR.DS-018.10, 7.14Retention schedule, deletion log, disposal certificates for disks and paper
People know the rulesSection 8(5) · Rule 6PR.AT-016.3Training attendance and short test results by department
Legal duties are trackedSection 8(5) · Rule 6GV.OC-035.31, 5.34Register of laws and rules that apply, reviewed yearly
Roles are namedSection 8(9)–(10) · Rules 9, 14GV.RR-025.2, 5.4Named owners for each system and each duty, approved by management

Logs, backups and access checklist

10 questions the CTO / Engineering head asks, answered in full

How long must we keep KYC and transaction records, and what happens after?

Short answer: At least five years after the relationship ends; then erase

Under PMLA and RBI's KYC Master Direction, keep identity records for at least five years after the relationship ends, and transaction records for at least five years from the transaction. During that time, keep them only for that legal purpose. After it, erase or anonymise unless another law requires more.

What the law says

Section 8(7) allows retention where a law requires it. PMLA and RBI's KYC rules are such laws. Section 8(7) · Rule 8 · Section 7

Steps
  1. List KYC and transaction record types.
  2. Set the start date: end of relationship or date of transaction.
  3. Restrict access to closed-account records.
  4. Erase or anonymise after the period.
  5. Explain this in erasure replies.
Evidence to keep
  • Retention schedule
  • Access restrictions on closed accounts
  • Deletion logs
Common mistakes
  • Keeping everything for ever
  • Deleting before the legal period
  • Using closed-account data for marketing

What can our lending or banking app collect from a phone?

Short answer: Need-based only, with explicit consent

Only what you need, with explicit consent. RBI's Digital Lending Directions already bar access to contacts, files, media and call logs, and allow one-time access to camera, microphone or location for onboarding or KYC. DPDP adds a notice, the right to withdraw and the right to know what was collected.

What the law says

Section 6 needs consent limited to what is necessary. RBI's Digital Lending Directions, 2025 set specific limits. Section 6 · Section 5 · Rule 3 · Section 8(5) · Rule 6

Steps
  1. List every permission the app asks for.
  2. Remove permissions not needed.
  3. Ask camera and location only at the KYC step.
  4. Show the notice in the app before sign-up.
  5. Check partner apps the same way.
Evidence to keep
  • Permission list with reasons
  • App store listing
  • Partner app review
Common mistakes
  • Contacts permission for 'reference checks'
  • Third-party analytics SDKs collecting device data
  • Partner apps not reviewed

How do we build privacy into a new product or system?

Short answer: Four questions at design, then build the basics in

Ask four questions at the design stage: what personal data, why, for how long, and who sees it. Then build in what the Act assumes: a notice, consent where needed, role-based access, logs of record views, a way to delete, and a way to answer requests. Adding these after launch costs far more.

From your seat: CTO / Engineering head. Make the privacy questions part of design review, not a sign-off at the end.
What the law says

Sections 5 to 12 assume systems that can show notices, record consent, limit access, log, delete and answer requests. Section 5 · Rule 3 · Section 6 · Section 8(5) · Rule 6 · Section 8(7) · Rule 8 · Sections 11–14 · Rule 14

Steps
  1. Add the four questions to design templates.
  2. Drop data you do not need.
  3. Build access roles and record-view logs.
  4. Build deletion and request export.
  5. Register the system in the inventory at launch.
Evidence to keep
  • Design review records
  • Inventory entries
  • Deletion tests
Common mistakes
  • Privacy review only at launch
  • Collecting 'in case we need it'
  • No delete function

Where does personal data live in our organisation?

Short answer: Start with one row per system

Usually in more places than anyone expects: core systems, email, shared drives, laptops, vendor systems, backups, test copies, spreadsheets and paper. A simple inventory, one row per system, is the base for every other duty.

From your seat: CTO / Engineering head. Every new service should register itself in the inventory when it goes live.
Example in BFSI

Include data warehouses, CRM, call centre tools and partner platforms, not only core banking.

What the law says

Every duty in Sections 5 to 12 assumes you know where the data is. Rule 6 needs safeguards for each system, and Section 11 needs you to find the data when someone asks. Section 8(5) · Rule 6 · Sections 11–14 · Rule 14 · Section 8(7) · Rule 8 · Section 3

Steps
  1. List systems, then shared drives, email, spreadsheets and paper stores.
  2. For each one, note whose data, which items, purpose, owner, hosting location and vendors.
  3. Add copies: backups, test, analytics.
  4. Get each owner to confirm their rows.
  5. Update it whenever a system is bought or retired.
Evidence to keep
  • Data inventory
  • Owner confirmations
  • Change log
Common mistakes
  • A 200-column spreadsheet nobody finishes
  • Leaving out SaaS tools bought by departments
  • No owner for each row

Does deletion have to reach backups and test copies?

Short answer: Yes, through a written backup-expiry rule

Deletion should reach every copy you control. For backups, the usual practice is to let deleted records expire with the normal backup cycle, never restore them into live use, and write this down. Test and training copies should use masked data.

From your seat: CTO / Engineering head. Design deletion and backup expiry together.
Example in BFSI

Core banking backups often run for years. Match backup retention to the record schedule.

What the law says

Section 8(7) asks for erasure. Rule 6 asks for backups for continuity. The two meet in a backup retention rule that is short enough and written down. Section 8(7) · Rule 8 · Section 8(5) · Rule 6

Steps
  1. List where copies live: backups, replicas, test, analytics, laptops, vendors.
  2. Set backup retention to match the retention schedule.
  3. Write a rule: deleted records are not restored into live systems.
  4. Mask personal data in test and training copies.
  5. Get deletion confirmations from vendors.
Evidence to keep
  • Backup retention settings
  • Written backup-expiry rule
  • Masking procedure for test data
Common mistakes
  • Ten-year backups for convenience
  • Live copies in test
  • Restoring old backups and bringing deleted records back

Who should be able to see personal data in our systems?

Short answer: Only those who need it, reviewed every quarter

Only people who need it for their job, and only the part they need. Use named accounts, give access by role, review it every quarter and remove it on the day someone leaves. Watch privileged accounts closely.

From your seat: CTO / Engineering head. Role-based access belongs in the architecture, not in a later fix.
Example in BFSI

Mark staff and VIP accounts so only a small team can view them.

What the law says

Rule 6 names access control as a minimum safeguard, along with logs and monitoring that can detect misuse. Section 8(5) · Rule 6

Steps
  1. Write a role matrix for each key system.
  2. Replace shared logins with named accounts.
  3. Use multi-factor sign-in for admin and remote access.
  4. Review access every quarter with each manager.
  5. Remove access on the last working day.
Evidence to keep
  • Role matrix
  • Quarterly review sign-offs
  • Leaver removal report
Common mistakes
  • Generic logins on shared machines
  • Access that only grows
  • No review of vendor accounts

Which logs must we keep, for how long, and where?

Short answer: At least one year; 180 days of ICT logs in India

Keep logs that show who accessed personal data and what they did, for at least one year under the DPDP Rules. CERT-In separately asks for ICT system logs to be kept for 180 days within India. Logs must be protected so nobody can quietly change them.

From your seat: CTO / Engineering head. Log who viewed a record, not only errors.
Example in BFSI

Core banking, internet banking and card systems already log heavily. Check retention and that logs stay in India.

What the law says

Rule 6 lists logs and monitoring as a minimum safeguard. Rule 8(3) asks for logs to be kept for at least one year. The CERT-In Directions of 2022 ask for 180 days of ICT logs kept within India. Section 8(5) · Rule 6 · Section 8(7) · Rule 8

Steps
  1. List systems holding personal data and what each logs today.
  2. Turn on access logging where it is missing.
  3. Send logs to one protected store, with at least one year of retention.
  4. Keep a copy of ICT logs in India for at least 180 days.
  5. Sync clocks and review alerts every day.
Evidence to keep
  • Log source list
  • Retention settings
  • Alert review records
Common mistakes
  • Logging only failures, not who viewed a record
  • Logs stored on the same server they describe
  • Clocks out of sync, so timelines cannot be built

Can personal data be stored or accessed outside India?

Short answer: Yes, unless a sector rule says otherwise

Under DPDP, yes, unless the government restricts a country, and none had been restricted when this page was last reviewed. A sector rule can be stricter, for example RBI's rule that payment system data must be stored only in India. Remote support access from abroad also counts as data going outside India.

From your seat: CTO / Engineering head. Know which regions and support teams each service uses.
Example in BFSI

Payment system data must be stored only in India. Check overseas support access to core systems.

What the law says

Section 16 allows transfers unless restricted, and keeps stricter sector laws in force. Rule 15 adds conditions on making data available to foreign states. Section 16 · Rule 15 · Section 8(1)–(2)

Steps
  1. List where each system is hosted and where support teams log in from.
  2. Check sector rules for localisation.
  3. Put location and access terms in cloud and vendor contracts.
  4. Keep the list current; new SaaS tools change it quietly.
  5. Tell people in your notice if data goes abroad.
Evidence to keep
  • Hosting and access-location list
  • Contract clauses
  • Sector rule check
Common mistakes
  • Forgetting email, CRM and helpdesk SaaS
  • Ignoring overseas support logins
  • Assuming 'Indian vendor' means 'data in India'

Do we process children's data, and what changes if we do?

Short answer: Check every channel; children often appear where you least expect

Anyone under 18 is a child under the Act. For a child's data you need verifiable consent from a parent or lawful guardian, and you must not track, behaviourally monitor or show targeted ads to children. Some classes and purposes are exempt under Rule 12 and the Fourth Schedule, for example healthcare to the extent needed to protect the child's health, and educational institutions for their educational work.

From your seat: CTO / Engineering head. Age checks and tracking switches must be possible in the product.
Example in BFSI

Minor savings accounts and student loans involve children's data. Parent consent and no targeted offers apply.

What the law says

Section 9 sets the duties. Rule 10 explains how to verify the parent. Rule 12 and the Fourth Schedule list the exemptions. Section 9 · Rules 10, 12 · Section 6

Steps
  1. Find where children's data enters: customers, dependants, interns, visitors, scholarships, app sign-ups.
  2. Decide whether an exemption in the Fourth Schedule applies to that purpose.
  3. Where none applies, add an age question and a parent-consent step.
  4. Switch off tracking and targeted ads for under-18 users.
  5. Record the decision for each channel.
Evidence to keep
  • Channel-by-channel note on children's data
  • Parent-consent records
  • Ad and tracking settings
Common mistakes
  • Assuming 'we are B2B, so no children'
  • Using the age 13 or 16 from foreign laws
  • Treating a tick-box from the child as parental consent

Do we need a Data Protection Impact Assessment?

Short answer: Required only for SDFs; good practice for high-risk changes

By law, only Significant Data Fiduciaries must do a yearly impact assessment. For everyone else it is good practice for high-risk changes: new tracking, profiling, large data sharing, children's data or moving data abroad. A short assessment before the change is cheaper than fixing it later.

From your seat: CTO / Engineering head. High-risk features need an assessment before build, not after launch.
What the law says

Section 10 and Rule 13 require a yearly impact assessment for Significant Data Fiduciaries. Section 10 · Rule 13 · Section 9 · Rules 10, 12 · Section 16 · Rule 15

Steps
  1. Define what counts as a high-risk change for you.
  2. Use a two-page template.
  3. Record the data, purpose, risks and safeguards.
  4. Get the DPO's view before approval.
  5. Keep it with the project record.
Evidence to keep
  • Assessment template
  • Completed assessments
  • DPO views
Common mistakes
  • Treating it as paperwork after launch
  • A 40-page template nobody completes
  • No trigger list

The sections you will use most

Other rules that sit alongside DPDP

RuleWhat it saysWhat it means alongside DPDPSource
Prevention of Money-laundering Act, 2002 and RBI KYC Master Direction, 2016Keep transaction records for at least five years from the transaction, and identity records for at least five years after the relationship ends.These periods override an erasure request. Explain the retention to the customer and stop every other use.RBI KYC Master Direction
RBI Master Direction on IT Governance, Risk, Controls and Assurance Practices, 2023In force from 1 April 2024 for commercial banks, larger NBFCs, credit information companies and all-India financial institutions. Requires IT governance under the board, audit trails, logging and incident reporting to CERT-In and RBI.Most of the DPDP security duty is already here. Map controls once and use the evidence for both.RBI
RBI Master Direction on Outsourcing of IT Services, 2023The regulated entity stays responsible for outsourced IT, with contracts, audit rights and exit plans.Line up DPDP processor contracts with this direction, so one schedule meets both.RBI
RBI direction on storage of payment system data, 2018All data relating to payment systems must be stored only in India.This is stricter than DPDP Section 16, and it continues to apply.RBI
RBI rules on card storage and tokenisation (from 1 October 2022)Only card issuers and card networks may store actual card data. Others use tokens, created with the cardholder's explicit consent.Check logs, call recordings and support tickets for card numbers.RBI
RBI (Digital Lending) Directions, 2025Collect only need-based data with prior explicit consent and an audit trail. Apps should not access contacts, files, media or call logs; one-time access to camera, microphone or location is allowed for onboarding or KYC with consent.Your app permissions and lending partner contracts are where DPDP and RBI meet.RBI
IRDAI Information and Cyber Security Guidelines, 2023Report cyber incidents to CERT-In within six hours, and to IRDAI within 24 hours of the CERT-In report.One incident plan should run the CERT-In, IRDAI and Data Protection Board steps together.IRDAI
SEBI Cybersecurity and Cyber Resilience Framework (CSCRF), 2024Security, logging and incident-reporting duties for SEBI-regulated entities. Stock brokers and depository participants report cyber incidents within six hours.Use CSCRF evidence for DPDP security, then add notices, consent and rights.SEBI
CERT-In Directions, 28 April 2022Report specified cyber incidents within six hours. Keep ICT logs for 180 days within India. Sync clocks to Indian time sources.Applies to every BFSI entity in addition to the regulator's own clock.CERT-In
Credit Information Companies (Regulation) Act, 2005Governs what credit information is shared with credit bureaus and how errors are corrected.Credit bureau sharing has its own law; DPDP rights requests about bureau data should point to that process too.Act
RBI Integrated Ombudsman Scheme, 2021Customers can escalate unresolved complaints to the RBI Ombudsman.Privacy complaints may reach both the Ombudsman and the Data Protection Board. One complaint log helps.RBI
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