23) biometaan on maagaasi kvaliteedinõuetele vastav gaasilises olekus aine, mida toodetakse biolagunevatest jäätmetest, reoveest ja reoveesettest, põllumajandusliku päritoluga jäätmetest ning erinevat päritolu biomassist;
defineeritakse selle seaduse ulatuses
23) ‘biomethane’ means a gaseous-form substance that conforms to the quality requirements for natural gas, that is produced from biodegradable waste, sewage and sewage residue, from agricultural-origin waste and from biomass derived from various sources;
