Commercial Electricity Rate per Unit in Bihar in 2025

Electricity supply in Bihar is managed by North Bihar Power Distribution Company Limited (NBPDCL) and South Bihar Power Distribution Company Limited (SBPDCL), which cater to both residential and commercial consumers across urban and rural areas of the state. With Bihar’s growing economy, businesses in major cities like Patna, Gaya, Muzaffarpur, Bhagalpur, and Purnia rely on a stable electricity supply to operate efficiently.

Commercial electricity rates in Bihar vary based on usage, sanctioned load, and location and differ from residential tariffs. This guide provides a detailed overview of commercial electricity rates in Bihar, payment options, and key factors affecting tariffs, helping businesses and individuals make informed decisions about their electricity consumption and expenses.

The Latest Commercial Electricity Rates in Bihar

The Bihar Electricity Regulatory Commission periodically updates the tariff structure for commercial consumers. These rates vary based on consumption volume, connection type, and location, with different slabs applying to different usage patterns.

Category	Fixed charge	Energy charge
NDS-I Rural (Metered)	Rs. 60/kW or part/month	Rs. 7.79/unit (0–100 units) Rs. 8.21/unit (above 100 units)
NDS-II (Small Shops)	Rs. 200/connection	Rs. 7.73/unit (all units)
NDS-III (up to 70 kW)	Rs. 300/kW or part/month	Rs. 7.73/unit (0–100 units) Rs. 8.83/unit (above 100 units)

Who is Responsible for Providing Commercial Electricity in Bihar?

The Bihar State Power Holding Company Limited (BSPHCL) is the primary entity responsible for electricity distribution in Bihar, operating through its subsidiaries. The North Bihar Power Distribution Company Limited (NBPDCL) and South Bihar Power Distribution Company Limited (SBPDCL) handle the actual power distribution across different state regions. These distribution companies (DISCOMs) manage everything from new connections to billing and collection for commercial establishments. 

How to Get a New Commercial Electricity Connection in Bihar

Obtaining a new commercial connection requires understanding specific procedures established by Bihar’s power distribution companies. The process ensures businesses receive appropriate power supply based on their commercial electricity category.

• Step 1: Submit application form: Fill out Form A-1 available at division offices or online portals of NBPDCL/SBPDCL with business details and required load.
• Step 2: Provide necessary documents: Attach identity proof, ownership documents, business registration certificates and NOCs from relevant authorities.
• Step 3: Technical feasibility assessment: Distribution company engineers will visit your premises to evaluate infrastructure requirements based on the requested load.
• Step 4: Pay security deposit: Pay according to your connection category and load requirement as per Bihar’s current commercial electricity unit rate.
• Step 5: Meter installation: After approval and deposit payment, the distribution company will install appropriate metering equipment at your premises.
• Step 6: Connection activation: Your commercial connection will be activated with applicable tariff rates upon successful installation and testing.

Factors Influencing the New Commercial Electricity Connection Charges in Bihar

Various elements affect the initial setup costs and ongoing tariffs for business connections. Understanding these can help enterprises better plan their electricity expenses and budget accordingly.

• Connected load requirement: Higher power requirements result in increased security deposits and connection charges based on Bihar’s current commercial electricity rate.
• Location of premises: Due to infrastructure differences, urban areas typically have higher fixed charges than rural commercial electricity rates in Bihar.
• Nature of business: Certain business categories face different tariff structures based on their typical consumption patterns and load curves.
• Transformer installation needs: Businesses requiring dedicated transformers face additional installation and maintenance charges affecting overall costs.
• Power factor maintenance: Poor power factors result in penalties while maintaining good power factors can lead to rebates on your bill.
• Time-of-day usage: Some commercial connections are subject to time-of-day metering with varying rates for peak and off-peak hours.

Steps to Pay Commercial Electricity Bill in Bihar

Timely bill payment ensures uninterrupted service and helps avoid late fees. Multiple payment channels allow commercial consumers to manage their electricity expenses conveniently.

How to Pay Commercial Electricity Bill In Bihar Online?

The digital payment system offers convenient options for businesses to pay their bills based on the commercial electricity rate per unit in Bihar without visiting physical offices.

• Step 1: Visit the official website: Access NBPDCL/SBPDCL’s official portal and navigate to the bill payment section using your connection details.

• Step 2: Enter consumer number: Input your unique consumer identification number to retrieve current bill information and outstanding amounts.

• Step 3: Select payment method: Choose from multiple payment options including credit/debit cards, net banking, UPI or digital wallets.
• Step 4: Complete transaction: Verify bill details, submit payment information, and save the generated receipt as proof of payment.
• Step 5: Set up auto-pay: Establish standing instructions through your bank based on your typical bill amount for regular hassle-free payments.

How to Pay Commercial Electricity Bills in Bihar Offline?

• Step 1: Visit the nearest collection centre: Approach authorised bill collection centres of NBPDCL/SBPDCL with your bill and payment amount.
• Step 2: Payment at banks: Make payments at designated bank branches that accept electricity bill payments on behalf of power companies.
• Step 3: Use payment kiosks: Utilize self-service kiosks available at divisional offices to make cash or card payments without waiting in queues.
• Step 4: Mobile collection vans: Track schedules of mobile collection vehicles that visit commercial areas periodically for convenient bill payments.
• Step 5: Pay via postal service: Send demand drafts to your electricity division office with bill details clearly mentioned for proper credit.

Pay Your Commercial Electricity Bills in Bihar with NoBroker

NoBroker’s utility payment platform offers a streamlined solution for managing your commercial electricity expenses in Bihar. The service integrates directly with NBPDCL and SBPDCL billing systems, allowing businesses to track, manage and pay their bills based on the current commercial electricity rate in Bihar applicable to their connection.

With features like payment reminders, consumption analysis, and digital receipt management, the platform helps commercial establishments optimize their electricity usage patterns. Businesses can access historical payment data, analyse consumption trends, and make informed decisions about energy management while ensuring timely payments to avoid disruptions to their operations based on Bihar’s current commercial electricity rate.

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