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        Dannemann/Schulze, German Civil Code, Volume I
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            Book 2 Law of Obligations
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                Division 8 Particular types of obligations
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                    Title 9 Contract to produce a work and similar contracts
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                        Subtitle 1 Contract to produce a work
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                            Chapter 2 Construction contract
                            - § 650a Construction contract
- § 650b Amendment of the contract; customer's right of instruction
- § 650c Adaptation of remuneration upon instructions in accordance with § 650(2)
- § 650d Interim injunction
- § 650e Debt-securing mortgage of a building contractor
- § 650f Builder's security
- § 650g Assessment of condition upon refusal to accept; final invoice
- § 650h Written form of termination
 
 
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                            Chapter 2 Construction contract
                            
 
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                        Subtitle 1 Contract to produce a work
                        
 
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                    Title 9 Contract to produce a work and similar contracts
                    
 
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                Division 8 Particular types of obligations
                
 
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            Book 2 Law of Obligations