Most Bengaluru businesses sign their office lease, then discover the infrastructure problems. Undersized electrical supply. HVAC that can't handle the occupancy. No fire NOC. A reinstatement clause that will cost lakhs on exit. This guide covers everything you must check before you sign.
The most expensive mistake in Bengaluru office leasing: Signing a lease based on how the space looks, without checking what it will actually cost to make it operational. Infrastructure problems discovered after signing cost 3–5x more to fix than if caught before.
In Bengaluru's competitive commercial property market, businesses routinely sign leases under time pressure — a competing tenant is interested, the broker says it'll be gone by Friday, the MD has seen the view and loves it. The result is that infrastructure due diligence gets skipped.
RC Workspace has audited dozens of Bengaluru office spaces before and after lease signing. The pattern is consistent: spaces that looked perfect on a walkthrough had significant infrastructure problems that only became apparent during fit-out. Problems that, had they been discovered before signing, would have either been fixed by the landlord or factored into the lease negotiation.
Here is what we find most often:
A free pre-lease infrastructure audit from RC Workspace takes 2–3 hours on site and produces a written report within 48 hours. It costs you nothing. The alternative — discovering these problems after signing — can cost lakhs and delay your move-in by weeks.
Before you even visit the space, the lease document needs scrutiny. These are the clauses that most affect your fit-out cost and exit liability.
This is the most important clause in any Bengaluru commercial lease and the one most commonly misunderstood. A reinstatement clause requires you to restore the space to its original condition — typically bare shell — when you vacate.
In practice this means removing everything you installed: partitions, false ceiling, HVAC indoor units, electrical distribution boards, network cabling, flooring, and joinery. For a 5,000 sq ft office with a full fit-out, reinstatement costs ₹5–15 lakh depending on what was installed.
What to negotiate: Ask for a reinstatement waiver — many landlords will accept the fit-out quality and waive the reinstatement obligation, particularly if the space will be easier to re-let with the fit-out in place. This must be negotiated before signing, in writing, as a lease schedule amendment.
The fit-out period is the rent-free period granted for you to complete fit-out before your lease rent begins. In Bengaluru Grade A buildings, landlords typically offer 4–6 weeks. This is rarely enough.
A standard office fit-out for a 3,000–5,000 sq ft space takes 8–12 weeks. If your rent-free period is 6 weeks and your fit-out takes 10, you pay 4 weeks rent on a space you cannot occupy.
Negotiate for a minimum of 10–12 weeks rent-free for offices under 5,000 sq ft. For larger offices, 14–16 weeks. Landlords with vacant space will negotiate — vacancy costs them more than the additional rent-free weeks cost them.
Some Bengaluru buildings — particularly in tech parks like ITPL, Manyata, and Embassy — require tenants to use approved contractors or obtain landlord approval before appointing a fit-out contractor. Check this before engaging RC Workspace or any contractor, as some approval processes take 2–3 weeks.
Confirm in writing that you have the right to: add electrical circuits, modify HVAC distribution, install new data points, and connect to the building's fire detection loop. Some buildings restrict modifications that affect common services. Knowing this before signing affects your fit-out scope and cost.
Relevant if you have server rooms, dense filing storage, or heavy equipment. Standard Bengaluru commercial buildings are rated at 3–5 kN/m². Server rooms with raised floors and equipment can exceed this. Check the structural engineer's certificate if you need heavy-load areas.
| Lease Clause | What to Check | What to Negotiate |
|---|---|---|
| Reinstatement | Full strip-out or selective? | Waiver if fit-out quality is acceptable |
| Fit-Out Period | How many weeks rent-free? | Minimum 10-12 weeks for under 5,000 sq ft |
| Approved Contractors | Is prior approval required? | Approval process timeline and criteria |
| MEP Modifications | Can you add circuits, modify HVAC? | Written confirmation of modification rights |
| Working Hours | Can fit-out proceed nights and weekends? | Extended hours — critical for fast fit-outs |
| Security Deposit | How much? When returned? | Conditions for deduction — get them in writing |
Electrical supply is the most critical infrastructure item in any Bengaluru office — and the most commonly undersized. Getting it wrong means expensive BESCOM applications mid-project and potential delays to your move-in date.
A rough calculation for typical Bengaluru offices:
For a 5,000 sq ft office with 60 seats: approximately 60–80 kVA total connected load. If the space has 20 kVA sanctioned, you need a BESCOM load sanction application — which takes 4–8 weeks and costs ₹1.5–3 lakh depending on the load increase.
Red flag: A landlord who says "the electrical supply is fine" without being able to show you the BESCOM demand notice is either uninformed or evasive. Walk away or audit before signing.
HVAC is typically 18–25% of your fit-out budget. Discovering that the existing system is inadequate — or that the building's HVAC infrastructure prevents the system you want — after signing is expensive.
Many Bengaluru Grade A buildings have rules about HVAC modifications — you may need to connect to the building's central system rather than install independent units, which affects your running costs and operational flexibility. Check this before designing your office layout.
Network infrastructure is the easiest item to overlook in a pre-lease walkthrough and the most expensive to retrofit after the false ceiling has gone up. Check it before you sign.
For most Bengaluru offices in 2026, Cat6A structured cabling is the right specification. It supports 10 Gbps and future-proofs for at least 10 years. The premium over Cat6 is 25–30% — worth it given that recabling a fitted office costs 3x the original installation. Read our CAT6 vs CAT6A guide for the full comparison.
Fire safety is a legal requirement under Karnataka Fire Services Act and NBC 2016. An office cannot be legally occupied without a valid fire NOC. Discovering that the building's fire NOC has lapsed — or that your floor requires a fresh NOC as a new tenant — after signing causes significant delays.
RC Workspace handles fire NOC coordination as part of every fit-out contract. We prepare fire safety drawings, submit to the Karnataka Fire Department, coordinate site inspection, and obtain NOC on your behalf. See our fire safety systems service.
This affects everything. Measure slab-to-slab height (not existing false ceiling height). You need minimum 3.0m slab-to-slab for a comfortable 2.7m finished ceiling height with concealed HVAC, electrical trunking, and structured cabling above.
Below 2.8m slab-to-slab: you will have constraints. HVAC duct routing is limited. Cable trays may need to be surface-mounted. Coordinate with your contractor before signing.
Column positions affect your workstation layout, meeting room configurations, and glass partition runs. Walk the space with your fit-out contractor before signing — a column in the wrong position can reduce usable workstation count significantly.
Window orientation affects HVAC load significantly. South and west-facing offices in Bengaluru need more cooling capacity. Factor this into your HVAC sizing and budget.
What is the toilet-to-headcount ratio? Most commercial buildings offer 1 toilet per 10–12 occupants as a minimum. If you are planning high-density seating (70+ people per floor), check this is adequate.
Critical for fit-out execution. What is the goods lift capacity and dimension? A goods lift too small for an 8-foot drywall board adds significant cost and time to every material delivery. Ask before signing.
Every infrastructure deficiency discovered after lease signing becomes your problem and your cost. Here is a realistic cost table for common remediation items in Bengaluru 2026:
| Issue Discovered After Signing | Typical Remediation Cost | Timeline Impact |
|---|---|---|
| BESCOM load sanction increase | ₹1.5–3 lakh + time | 4–8 weeks delay |
| LT panel replacement | ₹1–2.5 lakh | 1–2 weeks |
| HVAC system replacement (full floor) | ₹8–25 lakh | 3–5 weeks |
| New ISP fibre pull | ₹50,000–1.5 lakh | 4–8 weeks |
| Fire NOC application (new) | ₹75,000–2 lakh | 4–8 weeks |
| Sprinkler loop extension | ₹2–6 lakh | 2–3 weeks |
| Reinstatement on exit (5,000 sq ft) | ₹5–15 lakh | N/A |
| Earthing system upgrade | ₹50,000–1.5 lakh | 3–5 days |
Total potential hidden cost from a poorly audited lease: ₹20–50 lakh — for issues that could have been identified in a 2-hour pre-lease audit.
Armed with audit findings, you have leverage. Landlords would rather fix infrastructure issues than lose a tenant. Here is what to negotiate:
Key principle: Every infrastructure deficiency you identify before signing is a negotiating chip. The landlord wants your lease. Use the audit findings to either get the issue fixed or get a better deal.
Most Bengaluru businesses start thinking about fit-out after they have signed the lease. This is backwards. Here is the right sequence:
Use this checklist on every space you view before making an offer:
RC Workspace visits your shortlisted space, audits power, HVAC, cabling, CCTV, and fire safety — and delivers a detailed report and ballpark BOQ within 48 hours. Free. No obligation.
Book Free Pre-Lease Infrastructure Audit →